| 释义 |
{{Expand Finnish|topic=geo|date=December 2009|Niinisaari}}{{Subdivisions of Helsinki
|subdivision_name = Niinisaari
|subdivision_name_swe = Bastö
|map =
|subdivision_number = 548
|district = Eastern
|area = 3.19
|population = 0 (2005)
|density = 0
|postcode =
|regions = none
|neighbours = Uutela, Aurinkolahti, Keski-Vuosaari, Mustavuori, Vantaa, Sipoo
|}}Niinisaari (Finnish), Bastö (Swedish) is an eastern neighborhood of Helsinki, Finland. {{SouthernFinland-geo-stub}}{{Helsinki}}{{coord|61|27|N|28|09|E|display=title|region:FI_type:city_source:GNS-enwiki}} 1 : Vuosaari |