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词条 List of islands of California
释义

  1. Humboldt County

     Offshore  Humboldt Bay 

  2. San Francisco Bay Area

  3. Farallon Islands

  4. Suisun Bay

  5. Sacramento-San Joaquin River Delta

  6. Channel Islands

  7. Greater Los Angeles Area

  8. Newport Bay

  9. Lake islands

  10. River islands

  11. Miscellaneous

  12. See also

  13. References

  14. Further reading

  15. External links

{{Expand list|date=May 2009}}{{GeoGroup}}

This list of islands of California is organized into sections, generally arranged from north to south. The islands within each section are listed in alphabetical order.

The Geographic Names Information System (GNIS) lists 527 named islands in the state.[1]

Humboldt County

Offshore

Island Image Coordinates Description
Sugarloaf Island40.438767|-124.413783}}128|ft|m}} above mean sea level. It is a special zone in the South Cape Mendocino State Marine Reserve and is closed to public access.[2][3] Being offshore of Cape Mendocino, the westernmost point in California, Sugarloaf Island is called the westernmost island in the state.[4]
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Humboldt Bay

All three islands in Humboldt Bay are located in the narrow midsection of the bay. This portion of the bay is located within the City of Eureka, California entirely within Humboldt County.

Island Image Coordinates Description
Daby Island40.8114|-124.151837}}3|ft|m}} and is located slightly northeast of Woodley Island.
Indian Island40.8129|-124.1684|format=dms|region:US-CA_type:isle_source:gnis-254811_dim:3000|name=Indian Island}}1.3|mi|km}} long, was originally the center of culture and population of the indigenous Wiyot people. Now protected, no public access is allowed, except for the Wiyot and grandfathered residents.
Woodley Island40.809516|-124.160549}} The second largest of the three islands within Humboldt Bay contains: the Woodley Island Marina (Eureka's largest marina), the Eureka regional office of the National Weather Service, and offices of the Humboldt Bay Harbor Recreation & Conservation District.
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San Francisco Bay Area

{{For|the Farallon Islands|List of islands of California#Farallon Islands}}{{For|islands in the Sacramento River Delta|List of islands of California#Sacramento-San Joaquin River Delta}}{{For|islands in Suisun Bay|List of islands of California#Suisun Bay}}

Other islands of the San Francisco Bay Area:

Island Image Coordinates Counties Description
Alameda Island37|45|55|N|122|14|30|W|region:US-CA_type:isle_dim:10000|name=Alameda Island}}b=88|l=en|t=420|zf=0.0|ms=ref_legal_08pep|dw=1.9557697048764706E7|dh=1.4455689123E7|dt=gov.census.aff.domain.map.LSRMapExtent|if=gif|cx=-1159354.4783500005|cy=7122022.5|zl=10|pz=10|bo=2373:2329:2347:2359:2327:2377|bl=2374:2330:2348:2360:2328:2378|ft=2369:2375:2379:2343:2337:2323:2355|fl=2370:2376:2380:2344:2338:2324:2356|g=01000US&-redoLog=false&-_lang=en&-_caller=geoselect&-geo_id=86000US94501 ; posting a link breaks the frames-->6|mi|adj=on}} long island in San Francisco Bay is the main part of the City of Alameda.
Alcatraz Island37.8266|N|122.4233|W|region:US-CA_type:isle_dim:500|format=dms|name=Alcatraz Island}}San Francisco22|acre|adj=on}} island in San Francisco Bay once served as a lighthouse, a military fortification, a military prison, and as a federal prison until 1963. It is now part of the Golden Gate National Recreation Area.
Angel Island37.862778|-122.430833|type:isle_region:US-CA_dim:2000|format=dms|name=Angel Island}}Marin1.2|sqmi}}, this island in San Francisco Bay processed approximately 1 million immigrants to the U.S. during 1910 to 1940. It is currently a state park.
Año Nuevo Island37.1086|N|122.3378|W|region:US-CA_type:isle_source:gnis_dim:400|format=dms|name=Año Nuevo Island}}[5]San Mateo0.2|mi|km}} long, near Año Nuevo (New Year's) Point, south of the Golden Gate. It is protected by the Año Nuevo State Reserve as an important habitat for seabirds and other coastal wildlife.
Bair Island37.5299|-122.2222|region:US-CA_type:isle_dim:4000|format=dms|name=Bair Island}}San Mateo2600|acre|adj=on}} island in San Francisco Bay near Redwood City is part of the Don Edwards San Francisco Bay National Wildlife Refuge.
Bay Farm Island37.738|-122.252|region:US-CA_type:isle_dim:5000|format=dms|name=Bay Farm Island}}AlamedaThis former island in San Francisco Bay has been connected to the mainland. It is part of the City of Alameda.
Belvedere Island37.8716|N|122.4685|W|region:US-CA_type:isle|format=dms|name=Belvedere Island}}MarinThis former island in Richardson Bay has been connected to the mainland. It is part of the City of Belvedere.
Bird Island37.8241|N|122.5366|W|region:US-CA_type:isle_source:gnis|format=dms|name=Bird Island}}[6]Marin Small Pacific island between Point Bonita and Rodeo Cove.
Bird Rock38.2299|N|122.9944|W|region:US-CA_type:isle_source:gnis_dim:150|format=dms|name=Bird Rock}}[7]Marin2|acre}}.
Brooks Island37|53|47|N|122|21|19|W|source:gnis-254666_region:US-CA_type:isle_dim:2000|name=Brooks Island}}Contra Costa65|acre|adj=on}} island in San Francisco Bay south of Richmond, protected as part of the Brooks Island Regional Shoreline.
The Brothers37|57|48|N|122|25|59|W|source:gnis-236150_region:US-CA_type:isle_dim:400|name=Brother Islands}}Contra Costa300|ft}} long. East Brother has a lighthouse and a bed and breakfast.
Castro Rocks37|55|56|N|122|25|07|W|source:gnis-220708_region:US-CA_type:isle|name=Castro Rocks}}Contra CostaBeneath the Richmond–San Rafael Bridge.
Coast Guard Island37|46|56|N|122|15|00|W|source:gnis-224364_region:US-CA_type:isle_dim:600|name=Coast Guard Island}}Alameda67|acre|adj=on}} artificial island is part of the City of Alameda. It is home to various United States Coast Guard facilities.
Corinthian Island37|52|22|N|122|27|32|W|source:gnis-221566_region:US-CA_type:isle_dim:500|name=Corinthian Island}}Marin This former island was joined to the mainland in the 1980s. It is split between the city of Belvedere and the town of Tiburon.
East Marin Island37|57|52|N|122|28|06|W|region:US-CA_source:gnis-222913_type:isle|name=East Marin Island}}Marin Near San Rafael, California. Pictured on the right in the image.
Greco Island37.5177146|-122.1830205|region:US-CA_source:GNIS_scale:40000_type:isle|format=dms|display=i|name=Greco Island}}San Mateo817|acre}} island in San Francisco Bay near Redwood City is part of the Don Edwards San Francisco Bay National Wildlife Refuge.
Gull Rock37.8760|-122.6164|region:US-CA_source:gnis-224733_type:isle_dim:100|format=dms|name=Gull Rock}}Marin200|ft|m}} long.
Hog Island (Petaluma River)38.1591|-122.5383|region:US-CA_source:gnis-225400_type:isle|format=dms|name=Hog Island (Petaluma)}}Sonoma Island in the Petaluma River wetlands.
Hog Island (Tomales Bay)38.1971|-122.9358|region:US-CA_source:gnis-225401_type:isle_dim:150|format=dms|name=Hog Island (Tomales)}}Marin2|acre|adj=on}} island in Tomales Bay.
Kent Island37.9121|-122.6786|region:US-CA_source:gnis-226520_type:isle_dim:1000|format=dms|name=Kent Island}}Marin0.5|mi|km}} long.
Mare Island38.0955|-122.2725|region:US-CA_source:gnis-228080_type:isle_dim:6000|format=dms|name=Mare Island}}Solano3.5|mi|km}} long, site of a major shipyard.
Mussel Rock37.6669|-122.4972|region:US-CA_source:gnis-229379_type:isle_dim:80|format=dms|name=Mussel Rock}}San Mateo200|ft|m}} long.
Rat Rock38|00|16|N|122|27|43|W|region:US-CA_source:gnis-231245_type:isle_dim:40|name=Rat Rock}}Marin18|ft|m|adj=on}} tall rock north of China Camp.
Red Rock Island37|55|45|N|122|25|51|W|region:US-CA_source:gnis-231369_type:isle_dim:400|name=Red Rock Island}}Contra Costa, Marin and San Francisco5.8|acre|adj=on}} island is located in San Francisco Bay just south of the Richmond–San Rafael Bridge, near the meeting point of three counties. It is privately owned.
San Pedro Rock37.5952|-122.5241|region:US-CA_source:gnis-232463_type:isle_dim:400|format=dms|name=San Pedro Rock}}San Mateo800|ft|m}} long.
Seal Rocks (San Francisco, California)37|46|43|N|122|30|58|W|region:US-CA_type:isle|name=Seal Rock}}San Francisco A series of large rocks in the Pacific Ocean that host a sea lion colony.
Seal Rock (San Mateo County, California)37.3916|-122.4247|region:US-CA_source:gnis-232757_type:isle_dim:300|format=dms|name=Seal Rock}}San Mateo500|ft|m}} long.
Sears Rock37.8285|-122.5491|region:US-CA_source:gnis-232762_type:isle|format=dms|name=Sears Rock}}Marin A rock in the Centissima Reef.
The Sisters37.9883|-122.4411|region:US-CA_source:gnis-236222_type:isle|format=dms|name=The Sisters}}Marin2000|ft|m}} south of Point Saint Pedro.
Treasure Island37|49|29|N|122|22|16|W|region:US-CA_source:gnis-236528_type:isle_dim:3000|name=Treasure Island}}San Francisco403|acre|adj=on}} artificial island in San Francisco Bay is tied to Yerba Buena Island. It was dredged out of the bay to house the Golden Gate International Exposition of 1939-40.
West Marin Island37|57|57|N|122|28|22|W|region:US-CA_source:gnis-237499_type:isle|name=West Marin Island}}Marin Near San Rafael, California. Pictured on the left in the image.
Yerba Buena Island37|48|36|N|122|21|58|W|region:US-CA_source:gnis-255246_type:isle_dim:2000|name=Yerba Buena Island}}San FranciscoThis island in San Francisco Bay is home to a Coast Guard station. The San Francisco–Oakland Bay Bridge passes through it by means of a tunnel.
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Farallon Islands

The Farallon Islands are a group of rugged small islands over {{convert|20|mi|km}} offshore from the mainland of the City and County of San Francisco, which they are also formally within. They consist of over twenty small islets divided into north, south and middle sections, as well as a major bank, Fanny Shoal. The surrounding waters were once used as a disposal site for radioactive waste.[8]

Island Image Coordinates Description
Aulone Island and Great Arch Rock37.7023|-123.0042|region:US-CA_type:isle_source:ACMEMapper_dim:200|format=dms|name=Aulon Island}}200|ft|m}} wide and {{convert|400|ft|m}} long.
Drunk Uncle Islets Group of small islets north of Maintop Island.
Farallón Viscaíno
Middle Farallon Island37.7272|-123.0322|source:gnis-1654438_region:US-CA_type:isle_dim:100|format=dms|name=Middle Farallon}}1.8|mi|km}} northwest of Southeast Farallon Island. It is {{convert|210|ft|m}} long and has an area of {{convert|0.8|acre}}.
North Farallon Island37.7622|-123.0981|source:gnis-1654439_region:US-CA_type:isle_dim:200|format=dms|name=North Farallon}}500|ft|m}} long and {{convert|100|ft|m}} high, covering {{convert|2|acre}}.
Peñasco Quebrado
Piedra Guadalupe
Island of St. James37.7666|-123.1014|source:gnis-1654885_region:US-CA_type:isle_dim:200|format=dms|name=Island of Saint James}}3|acre}} in size, measuring {{convert|410|ft|m}} long and {{convert|154|ft|m}} high.
Sea Lion Rock37.7029|-123.0054|region:US-CA_type:isle_source:ACMEMapper_dim:50|format=dms|name=Sea Lion Rock}}130|ft|m}} long.
Seal Rock37.6938|-123.0033|source:gnis-1657157_region:US-CA_type:isle|format=dms|name=Seal Rock}}82|ft|m}}.
Maintop Island37.6991|-123.0111|source:gnis-1657125_region:US-CA_type:isle|format=dms|name=Maintop Island}}223|ft|m}}.
Southeast Farallon Island37.6972|-123.0031|region:US-CA_type:isle_source:gnis-1654440_dim:1000|format=dms|name=Southeast Farallon}}0.19|mi2|km2}}. It is the only inhabited Farallon Island, and is also the site of Farallon Island Light.
Sugarloaf Island37.7035|-123.0032|region:US-CA_type:isle_source:ACMEMapper|format=dms|name=Sugarloaf Island}}80|ft|m}} high.
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Suisun Bay

Suisun Bay is an arm of the San Francisco Bay estuary which connects the Sacramento and San Joaquin rivers to the Carquinez Strait.

IslandImage CoordinatesCountyDescription
Chipps Island38.0552|-121.9119|region:US-CA_source:gnis-233669_type:isle|format=dms|name=Chipps Island}} Solano
Dutton Island38.0816|-121.9705|region:US-CA_source:gnis-233811_type:isle|format=dms|name=Dutton Island}} Solano
Freeman Island38.0794|-121.9858|region:US-CA_source:gnis-233669_type:isle|format=dms|name=Freeman Island}} Solano
Grizzly Island38.1513|-121.9727|region:US-CA_source:gnis-224638_type:isle|format=dms|name=Grizzly Island}} Solano
Hammond Island38.1049|-121.9375|region:US-CA_source:gnis-233980_type:isle|format=dms|name=Hammond Island}} Solano
Joice Island38.1499|-122.0594|region:US-CA_source:gnis-254839_type:isle|format=dms|name=Joice Island}} Solano6|mi|km}} long, north of Grizzly Bay.
Morrow Island38.1166|-122.0864|region:US-CA_source:gnis-229090_type:isle|format=dms|name=Morrow Island}} Solano A small island that has an elevation of 2 meters- 7 feet.
Roe Island38.0724|-122.0347|region:US-CA_source:gnis-231813_type:isle|format=dms|name=Roe Island}} Solano In Suisun Bay.
Ryer Island38.0827|-122.0144|region:US-CA_source:gnis-253893_type:isle|format=dms|name=Ryer Island}} Solano475|ha|adj=on}} island, between Suisun Bay and Suisun Cutoff.[9] About {{convert|2|mi|km}} long.
Seal Islands38.0555|-122.0472|region:US-CA_source:gnis-232755_type:isle|format=dms|name=Seal Islands}} Contra Costa In Suisun Bay.
Simmons Island38.0969|-121.9905|region:US-CA_source:gnis-253898_type:isle|format=dms|name=Simmons Island}} Solano
Snag Island38.0727|-121.9755|region:US-CA_source:gnis-234744_type:isle|format=dms|name=Snag Island}} Solano
Van Sickle Island38.0666|-121.9011|region:US-CA_source:gnis-255190_type:isle|format=dms|name=Van Sickle Island}} Solano2.5|mi|km}} long at the junction of the Sacramento River, San Joaquin River, and Suisun Bay.
Wheeler Island38.0849|-121.9375|region:US-CA_source:gnis-237602_type:isle|format=dms|name=Wheeler Island}} Solano
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Sacramento-San Joaquin River Delta

The Sacramento-San Joaquin River Delta is an inverted delta at the juncture of the Sacramento and San Joaquin rivers. There are about 57 named islands in the Delta.

IslandImage CoordinatesCountyDescription
Andrus Island38.1577|-121.5983|region:US-CA_source:gnis-218280_type:isle_dim:8000|format=dms|name=Andrus Island}} Sacramento3000|ha|adj=on}} island, bounded by Sacramento River, Georgiana Slough, Mokelumne River, San Joaquin River, Jackson Slough, and Seven Mile Slough.
Bacon Island37.9766|-121.5522|region:US-CA_source:gnis-218507_type:isle_dim:6000|format=dms|name=Bacon Island}} San Joaquin2200|ha|adj=on}} island, bounded by Connection Slough, Old River, Woodward Island, and Middle River
Bethel Island38.0313|-121.6408|region:US-CA_source:gnis-254611_type:isle_dim:5000|format=dms|name=Bethel Island}} Contra Costa1450|ha|adj=on}} island, bounded by Taylor Slough, Piper Slough, Sand Mound Slough, and Dutch Slough
Bouldin Island38.1041|-121.5347|region:US-CA_source:gnis-219701_type:isle_dim:6000|format=dms|name=Bouldin Island}} San Joaquin2400|ha|adj=on}} island bounded by South Mokelumne River, Little Potato Slough, Potato Slough, and Mokelumne River.
Bradford Island38.0771|-121.6633|region:US-CA_source:gnis-219758_type:isle|format=dms|name=Bradford Island}} Contra Costa885|ha|adj=on}} island in the lower delta bounded by the San Joaquin River, False River and the Bradford Island canal/slough. Accessible only by Ferry via Jersey Island, just south of it.
Browns Island37.9602|N|121.3558|W|region:US-CA_type:isle_dim:800|format=dms|name=Browns Island}} Contra Costa275|ha|adj=on}} island, bounded by Middle Slough, New York Slough, and Suisun Bay
Jersey Island38.0363|-121.6858|region:US-CA_source:gnis-226214_type:isle_dim:5000|format=dms|name=Jersey Island}} Contra Costa1425|ha|adj=on}} island, bounded by False River, Piper Slough, Taylor Slough, Dutch Slough and San Joaquin River.
Jones Tract37.9199|-121.4763|region:US-CA_source:gnis-236893_type:isle|format=dms|name=Upper Jones Tract}}
lower:{{coord|37.9544|-121.4938|region:US-CA_source:gnis-227773_type:isle|format=dms|name=Lower Jones Tract}} (lower)		 San Joaquin4900|ha|adj=on}} island (tracts, Upper- and Lower-), bounded by Empire Cut, Whiskey Slough, Trapper Slough, and Middle River, 10 km east of Stockton
King Island38.0655|-121.4366|region:US-CA_source:gnis-226589_type:isle_dim:5000|format=dms|name=King Island}} San Joaquin1300|ha|adj=on}} island bounded by White Slough, Bishop Cut, Disappointment Slough, and Honker Cut
Kings Island37.8580|-121.5688|region:US-CA_source:gnis-226602_type:isle_dim:300|format=dms|name=Kings Island}} Contra Costa3.5|ha|adj=on}} island in Old River
McDonald Island38.0013|-121.4900|region:US-CA_source:gnis-1666002_type:isle_dim:6000|format=dms|name=McDonald Island}} San Joaquin2400|ha|adj=on}} island, bounded by San Joaquin River, Middle River, Latham Slough, and Empire Cut.
Merritt Island38.3554|N|121.5503|W|name=Merritt Island}}Yolo5000|acre|ha|abbr=on}} island formed by the Sacramento River to the southeast and Elk Slough to the west, located directly across the Sacramento from Hood.
Ruff and Ready IslandSan Joaquin RiverAn approximately 2.3-square-mile island in Stockton, California. A United States Navy installation built there during World War II was phased out in 1995 and later transferred to the Port of Stockton.
Ryer Island38.2405|-121.6341|region:US-CA_source:gnis-234597_type:isle_dim:10000|format=dms|name=Ryer Island}} Solano4750|ha|adj=on}}, bounded by Miner Slough and Steamboat Slough.
Sherman Island38.0594|-121.7333|region:US-CA_source:gnis-232973_type:isle_dim:10000|format=dms|name=Sherman Island}} Sacramento5500|ha|adj=on}} island bounded by the Sacramento River, Three Mile Slough, and the San Joaquin River.
Staten Island38.1644|-121.5163|region:US-CA_source:gnis-235405_type:isle_dim:8000|format=dms|name=Staten Island}} San Joaquin3700|ha|adj=on}} island bounded and flanked by the North Mokelumne River and South Mokelumne River.
Sutter Island38.2913|N|121.5930|W|name=Sutter Island}}SacramentoFormed by Sacramento River to the northeast, Steamboat Slough to the southeast, and Sutter Slough to the west. Located across the Sacramento River from Paintersville.
Twitchell Island38.1096|-121.6486|region:US-CA_source:gnis-236723_type:isle_dim:8000|format=dms|name=Twitchell Island}} Sacramento3000|ha|adj=on}}, bounded by Seven Mile Slough, San Joaquin River, and Three Mile Slough
Venice Island38.0749|-121.5344|region:US-CA_source:gnis-255190_type:isle_dim:5000|format=dms|name=Venice Island}} San Joaquin1250|ha|adj=on}} island bounded by Potato Slough, Little Connection Slough, Stockton Deepwater Channel Venice Cut, and San Joaquin River.
Victoria Island37.8899|-121.5347|type:isle_region:US-CA_dim:8000|format=dms|name=Victoria Island}} San Joaquin2900|ha|adj=on}} island bounded by North Victoria Canal, Middle River, Victoria Canal, and Old River.
West Island38.0233|-121.7786|region:US-CA_source:gnis-237493_type:isle|format=dms|name=West Island}} Sacramento
Winter Island38.0421|-121.8486|region:US-CA_source:gnis-238049_type:isle|format=dms|name=Winter Island}} Contra Costa
Woodward Island37.9283|-121.5461|region:US-CA_source:gnis-238049_type:isle_dim:4000|format=dms|name=Woodward Island}} San Joaquin725|ha|adj=on}} island bounded by Bacon Island, Old River, Middle River, and Woodward Canal
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Channel Islands

The Channel Islands are a group of eight main islands and several minor islands in the Pacific Ocean off the coast of Santa Barbara, Los Angeles, and Ventura counties in Southern California. The four northern islands are protected in Channel Islands National Park, while two are used by the U.S. Navy. These Islands are part of the Greater Los Angeles Area.

Island Image Coordinates Description
Anacapa Island34.0045|N|119.3996|W|region:US-CA_type:isle_source:gnis_dim:25000|format=dms|name=Anacapa Island}}[10]14|mi|km}} off the coast of Ventura, California. It contains {{convert|728|acre}} of land spread across three mountainous islets. The island has only three permanent residents. Part of the Greater Los Angeles Area.
Begg Rock33|21|45|N|119|41|52|W|region:US-CA_type:isle_source:gnis|name=Begg Rock|notes=[11]}}15|ft|m|adj=on}} high rock, located {{convert|8|mi|km}} from San Nicolas Island.
Prince Island34|03|29|N|120|20|01|W|region:US-CA_type:isle_source:gnis-247790_dim:500|name=Prince Island}}35|acre}}.
San Clemente Island32.9000|N|118.5009|W|region:US-CA_type:isle_source:gnis_dim:40000|format=dms|name=San Clemente Island}}[12]56.81|mi2}} of land. It is {{convert|24|mi|km}} long, and uninhabited. An active U.S. Navy base is located on the island. In Los Angeles County.
San Miguel Island34.0397|N|120.3754|W|region:US-CA_type:isle_source:gnis_dim:15000|format=dms|name=San Miguel Island}}[13]8|mi|km}} long, {{convert|3.7|mi|km}} wide, and containing {{convert|9325|acre}} of land. The island is uninhabited, and is rarely visited. Part of the Greater Los Angeles Area.
San Nicolas Island33.2495|N|119.5004|W|region:US-CA_type:isle_source:gnis_dim:10000|format=dms|name=San Nicolas Island}}[14]14562|acre}}. Part of the Greater Los Angeles Area.
Santa Barbara Island33.4756|N|119.0362|W|region:US-CA_type:isle_source:gnis_dim:2500|format=dms|name=Santa Barbara Island}}[15]640|acre}} in area; it is located roughly between San Nicolas and Santa Catalina Islands. Part of the Greater Los Angeles Area.
Santa Catalina Island33.3834|N|118.4176|W|region:US-CA_type:isle_source:gnis_dim:40000|format=dms|name=Santa Catalina Island}}[16]22|mi|km}} long with a maximum width of {{convert|8|mi|km}}. It covers {{convert|74.98|mi2}}. In Los Angeles County.
Santa Cruz Island34.0403|N|119.8437|W|region:US-CA_type:isle_source:gnis_dim:40000|format=dms|name=Santa Cruz Island}}[17]22|mi|km}} long with an average width of {{convert|4|mi|km}}, covering {{convert|96.5|mi2|km2}}. It is the largest Channel Island. The island is now on public land, but was previously the largest privately owned island of the continental United States. Part of the Greater Los Angeles Area.
Santa Rosa Island33.9500|N|120.1010|W|region:US-CA_type:isle_source:gnis_dim:30000|format=dms|name=Santa Rosa Island}}[18]83.1|mi2|km2}}, and is the second largest Channel Island. The island has a permanent population of 2 persons, and is about {{convert|26|mi|km}} off the coast of Santa Barbara, California. Part of the Greater Los Angeles area.
Shag Rock33.4870|N|119.0362|W|region:US-CA_type:isle_source:gnis_dim:100|format=dms|name=Shag Rock}}[19]1|acre}}.
Sutil Island33.4639|N|119.0482|W|region:US-CA_type:isle_source:gnis_dim:400|format=dms|name=Sutil Island}}[20]12|acre}}. It is named for a Spanish ship exploring the West Coast in an expedition led by Sebastián Vizcaíno.
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Greater Los Angeles Area

The Greater Los Angeles Area is an urban area on the Pacific coast of southern California.

Island Image Coordinates Description
Island Chaffee33.7397|-118.1390|region:US-CA_source:gnis-255464_type:isle|format=dms|name=Island Chaffee}} An artificial island/oil platform named after astronaut Roger B. Chaffee who died in the Apollo 1 accident. Located in San Pedro Bay.
Deadman's Island33.7236|-118.2659|region:US-CA_type:landmark|format=dms|name=Terminal Island}} A former island in Los Angeles Harbor, removed in 1928 and sometimes referred to as Isla Del Umberto or Reservation Point.
Freeman Island33.7414|N|118.1624|W|region:US-CA_type:isle|format=dms|name=Freeman Island}} An artificial island/oil platform named after astronaut Theodore Freeman who died in a crash. Located in San Pedro Bay.
Island Grissom33.7592|-118.1815|region:US-CA_source:gnis-243043_type:isle|format=dms|name=Island Grissom}} An artificial island/oil platform named after astronaut Gus Grissom who died in the Apollo 1 accident. Located in San Pedro Bay.
Naples Islands33.4515|N|118.7201|W|region:US-CA_type:isle|format=dms|name=Naples Islands}} A neighborhood in Long Beach that consists of three different islands divided by canals which empty out into Alamitos Bay.
Terminal Island33.7570|-118.2481|source:gnis-255744_region:US-CA_type:isle_dim:6000|format=dms|name=Terminal Island}}3.5|mi|km}} long and covers an area of {{convert|4.46|sqmi|km2}}.
Island White33.7528|-118.1592|region:US-CA_source:gnis-1667935_type:isle|format=dms|name=Island White}} An artificial island/oil platform named after astronaut Ed White who died in the Apollo 1 accident; Located in San Pedro Bay.[21][22]
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Newport Bay

The bay associated with Newport Harbor and the city of Newport Beach, California.

Island Image Coordinates Description
Balboa Island33|36|23|N|117|53|40|W|type:isle_region:US-CA|name=Balboa Island}}50|ha|adj=on}}, densely populated harbor island with 1,500 expensive homes. Partially created as a result of the Santa Ana River flooding in 1824, then artificially expanded to its present size.
Bay Island33.607|-117.905|source:gnis-239056_region:US-CA_type:isle|format=dms|name=Bay Island}}West of Balboa Island.
Harbor Island33.6003|-117.9028|source:gnis-243201_region:US-CA_type:isle|format=dms|name=Harbor Island}}
Lido Isle33.6039|-117.9173|source:gnis-1660908_region:US-CA_type:isle|format=dms|name=Lido Isle}}Northwest of Balboa Island.
Linda Isle33.6139|-117.9037|source:gnis-255618_region:US-CA_type:isle|format=dms|name=Linda Isle}} North of Harbor Island.
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Lake islands

IslandImage CoordinatesLakeDescription
Beaver Island40.7566|N|122.3325|W|name=Beaver Island}}Shasta LakeAn island in the Pit River Arm of the lake, located just west of the Pit River Bridge and Bridge Bay Resort/marina.
Fannette Island38.9541|N|120.1005|W|region:US-CA_type:isle_source:gnis|format=dms|name=Fannette Island}} Lake Tahoe The only major island in Lake Tahoe, located within Emerald Bay.[23]
Main Island34.3947|-119.3429|region:US-CA_type:isle_source:gnis-1870560|format=dms|name=Main Island}} Lake Casitas1.5|mi}} long, {{convert|850|ft|adj=on}} high island rising {{convert|512|ft}} above the lake surface.
Mullet Island Salton Sea A small volcanic island near the southern end of the Salton Sea near the mouth of the Alamo River
Negit Island38.0227|N|119.0496|W|region:US-CA_type:isle_source:gnis|format=dms|name=Negit Island}}[24] Mono Lake A young volcanic cone, connected to the mainland during low water. It is an important stop for nesting birds, and as a result is closed to visitation during April.
Paoha Island38.0005|N|119.0324|W|region:US-CA_type:isle_source:gnis_dim:4000|format=dms|name=Paoha Island}}[25] Mono Lake2.5|mi|km}} long and {{convert|2|mi|km}} wide, and is the largest Mono Lake island.
Rattlesnake Island39.0099|-122.6789|region:US-CA_type:isle_source:gnis-265216_dim:1000|format=dms|name=Rattlesnake Island}} Clear Lake53|acre|adj=on}} island desired by the Elem Indian Colony.
Red Island Salton Sea A volcanic island near the southern end of the sea, on the San Andreas Fault.
Ridgeville Islands40.8453|N|122.7875|W|name=Ridgeville Islands}}Trinity Lake4|mi|km|abbr=on}} northwest of Trinity Dam.
Ski Island40.7592|-122.2587|name=Ski Island}}Shasta LakeAn island in the Pit River arm of the lake, located shortly north of Bear Mountain.
Slaughterhouse Island40.7651|-122.3835|name=Slaughterhouse Island}}Shasta Lake3|mi|km|abbr=on}} northeast of Shasta Dam.
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River islands

Island Image Coordinates River Description
Cannibal Island40.6582|-124.2883|name=Cannibal Island}}Eel RiverAn island in the estuary of the Eel River, bounded by the Eel River, Mosley Slough and Sevenmile Slough.
Circle Island37.1468|-120.7641|name=Circle Island}}San Joaquin RiverAn island formed by side channels of the San Joaquin River in the San Luis National Wildlife Refuge near Los Banos.
Cobbs Island36.9151|-119.7692|name=Cobbs Island}}San Joaquin RiverAn island at mile 259 of the San Joaquin River north of Fresno, contiguous with nearby Island No. 1.
Cock Robin Island40.6277|-124.2775|name=Cock Robin Island}}Eel RiverAn island in the estuary of the Eel River, west of Loleta, between Eel River and Ropers Slough.
Deer Island34.1176|-114.3740|name=Deer Island}}Colorado RiverAn island at mile 169 of the Colorado River on the California–Arizona border, near Parker, Arizona.
Foster Island39.8527|-122.0629|name=Foster Island}}Sacramento RiverAn island at mile 211 of the Sacramento River near Merrills Landing.
Golden State Island39.6777|-121.9533|name=Golden State Island}}Sacramento RiverAn island at mile 190 of the Sacramento River between Sacramento River and Murphy Slough, directly across from Phelan Island.
Hall Island33.8713|-114.5188|name=Hall Island}}Colorado RiverAn island at mile 145 of the Colorado River, west of the California–Arizona border.
Hanson Island39.4812|-122.0071|name=Hanson Island}}Sacramento RiverAn island at mile 171 of the Sacramento River, near Codora, between Sacramento River and Beehive Bend.
Happy Isles37.7317|119.5587|name=Happy Isles}}Merced RiverA group of small islands in the Merced River at the upper end of Yosemite Valley, in Yosemite National Park.
Hartley Island39.5198|-121.9906|name=Hartley Island}}Sacramento RiverAn island at mile 174 of the Sacramento River near Glenn.
Horse Island33.8610|-114.5152|name=Horse Island}}Colorado RiverAn island at mile 144 of the Colorado River, west of the California–Arizona border.
Ledger Island36.9489|-119.7403|name=Ledger Island}}San Joaquin RiverAn island at mile 264 of the San Joaquin River north of Fresno, shortly below Friant Dam.
Lower Foster Island39.8457|-122.0693|name=Lower Foster Island}}Sacramento RiverAn island at mile 210 of the Sacramento River near Merrills Landing, immediately south of Foster Island.
Mooney Island40.1062|-122.1418|name=Mooney Island}}Sacramento RiverAn island at mile 236 of the Sacramento River north of Gerber.
Mosley Island40.6427|-124.3001|name=Mosley Island}}Eel RiverThe westernmost and smallest named island in the Eel River estuary, bounded by Eel River, North Bay and Mosley Slough.
Packer Island39.4450|-122.0080|name=Packer Island}}Sacramento RiverAn island at mile 167 of the Sacramento River near Codora, between Sacramento River and Packer Lake (oxbow lake in seasonal channel).
Phelan Island39.6839|-121.9646|name=Phelan Island}}Sacramento RiverAn island at mile 189 of the Sacramento River near Rotavele, between the Sacramento River and Negro Sam Slough, directly across from Golden State Island.
Ryan Island39.6256|-121.9858|name=Ryan Island}}Sacramento RiverAn island at mile 184 of the Sacramento River near Ordbend.
Scout Island36.8593|-119.8432|name=Scout Island}}San Joaquin RiverA seasonal island in the San Joaquin River in north Fresno.
Snaden Island39.8141|-122.0521|name=Snaden Island}}Sacramento RiverAn island at mile 207 of the Sacramento River near Capay, between the Sacramento River and Snaden Slough.
Todd Island40.1144|-122.1382|name=Todd Island}}Sacramento RiverAn island at mile 237.5 of the Sacramento River near Dairyville.
Turner Island37.1653|-120.6721|name=Turner Island}}San Joaquin RiverA large island along the San Joaquin River and Mariposa Slough near Los Banos, in Merced National Wildlife Refuge.

Miscellaneous

Island Image Coordinates Description
Rincon Island34.3475|-119.4454|region:US-CA_type:isle_source:gnis-1702937|format=dms|name=Rincon Island}}1|acre}} artificial island off the coast of Ventura County, leased for oil and gas production.
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See also

{{Portal|California}}
  • Geography of California
  • List of coastal islands of the Californias
  • List of islands of the United States
  • Outline of California

References

1. ^{{cite web|url=http://geonames.usgs.gov/pls/gnispublic|accessdate=2009-07-29|title=GNIS Feature Search}}
2. ^California Department of Fish and Wildlife , [https://commons.wikimedia.org/wiki/File:South_Cape_Mendocino_%26_Sugarloaf_Island.jpeg, California Protected Marine Areas, 14 March 2013]
3. ^California Department of Fish and Wildlife, Sugarloaf Island Special Closure, 2015
4. ^{{cite book|author1=Bob Lorentzen|author2=Richard Nichols|title=Hiking the California Coastal Trail: Oregon to Monterey|url=https://books.google.com/books?id=HkMTAQAAIAAJ|year=1998|publisher=Bored Feet Publications|isbn=978-0-939431-18-2}}
5. ^{{cite gnis|id=254568|name=Año Nuevo Island|accessdate=2009-05-26}}
6. ^{{cite gnis|id=219312|name=Bird Island|accessdate=2009-05-26}}
7. ^{{cite gnis|id=215317|name=Bird Rock|accessdate=2009-05-26}}
8. ^{{cite web|url=http://walrus.wr.usgs.gov/farallon/radwaste.html|title=Atlas of Gulf of the Farallones Region, Central California|publisher=United States Geological Survey|accessdate=2009-05-26}}
9. ^David L. Durham, "California's Geographic Names: A Gazetteer of Historic and Modern Names of This State," p. 693 (Quill Driver Books 1998) {{ISBN|1-884995-14-4}}.
10. ^{{cite gnis|id=238595|name=Anacapa Island|accessdate=2009-05-26}}
11. ^{{Cite GNIS|1662270|Begg Rock}}
12. ^{{cite gnis|id=254206|name=San Clemente Island|accessdate=2009-05-26}}
13. ^{{cite gnis|id=248927|name=San Miguel Island|accessdate=2009-05-26}}
14. ^{{cite gnis|id=1662269|name=San Nicolas Island|accessdate=2009-05-26}}
15. ^{{cite gnis|id=249042|name=Santa Barbara Island|accessdate=2009-05-26}}
16. ^{{cite gnis|id=249050|name=Santa Catalina Island|accessdate=2009-05-26}}
17. ^{{cite gnis|id=254217|name=Santa Cruz Island|accessdate=2009-05-26}}
18. ^{{cite gnis|id=249112|name=Santa Rosa Island|accessdate=2009-05-26}}
19. ^{{cite gnis|id=249338|name=Shag Rock|accessdate=2009-05-26}}
20. ^{{cite gnis|id=254319|name=Sutil Island|accessdate=2009-05-26}}
21. ^{{cite web|url=http://www.arlingtoncemetery.net/fallen-astronauts.htm|title=Fallen Astronauts: Book Review|publisher=}}
22. ^{{cite web|url=http://www.longbeach.gov/civica/filebank/blobdload.asp?BlobID=17682 |title=City of Long Beach |publisher= |deadurl=yes |archiveurl=https://web.archive.org/web/20100713031654/http://www.longbeach.gov/civica/filebank/blobdload.asp?BlobID=17682 |archivedate=2010-07-13 |df= }}
23. ^{{cite gnis|id=260048|name=Fannette Island|accessdate=2009-05-26}}
24. ^{{cite gnis|id=264024|name=Negit Island|accessdate=2009-05-26}}
25. ^{{cite gnis|id=264495|name=Paoha Island|accessdate=2009-05-26}}

Further reading

  • {{cite book | last=Martin | first=James A. |author2=Lee, Michael T. | title=The Islands of San Francisco Bay | location=San Rafael, CA | publisher=Down Window Press | year=2006 | isbn=0-9787241-0-0}}

External links

{{commons category|Islands of California|
Islands of California}}
  • California Department of Water Resources.ca.gov: Delta Waterways
{{Lists of islands by U.S. state}}{{California}}{{DEFAULTSORT:List Of Islands Of California}}

3 : Islands of California|Lists of landforms of California|Lists of islands of the United States by state
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