Ceredigion County Council in mid-Wales is elected, as a whole, every 4 years. It came into being as a unitary authority on 1 April 1996, after the passing of the Local Government (Wales) Act 1994. The council is composed of 42 councillors.
| Year | Local elections | Welsh elections | United Kingdom elections | European elections | Other |
|---|
| 2015 | General election (Ceredigion) |
| 2014 | European election (Wales) |
| 2013 | No planned elections |
| 2012 | County Council election,
Community Council elections | Dyfed-Powys PCC election |
| 2011 | Assembly election (Ceredigion) | Welsh devolution referendum,
AV referendum |
| 2010 | General election (Ceredigion) |
| 2009 | European election (Wales) |
| 2008 | County Council election,
Community Council elections |
| 2007 | Assembly election (Ceredigion) |
| 2006 | No county-wide elections held. |
| 2005 | General election (Ceredigion) |
| 2004 | County Council election,
Community Council elections | European election (Wales) | Ceredigion Mayoral Referendum |
| 2003 | Assembly election (Ceredigion) |
| 2002 | No county-wide elections held. |
| 2001 | General election (Ceredigion) |
| 2000 | Ceredigion by-election |
| 1999 | County Council election,
Community Council elections | Assembly election (Ceredigion) | European election (Wales) |