All registered electors who were aged 18 or over on Thursday 3 May 2012 were entitled to vote in the local elections. Those who were temporarily away from their ordinary address were also entitled to vote in the local elections, although those who had moved abroad and registered as overseas electors cannot vote in the local elections. It is possible to register to vote at more than one address at the discretion of the local Electoral Register Office, but it remains an offence to vote more than once in the same local government election. The deadline to register to vote in the election was midnight on Wednesday 18 April 2012, though anyone who qualified as an anonymous elector had until midnight on Thursday 26 April 2012 to register.
The local authorities having elections in 2012 covered about 40% of the total English electorate, with 15.9 million electors entitled to vote. Turnout overall was 31.0%. In summary, the accumulated local authority vote and seats won by political party was: Note the equivalent of these figures may not be commonly available for other election years. They represent the actual numbers of votes cast and should not be falsely compared to the more commonly available figures based on the projections for the whole of Great Britain.
Metropolitan boroughs
All 36 Metropolitan boroughs had one third of their seats up for election.
Unitary authorities
Whole council up for election
Two unitary authorities that would usually have had a third of their seats up for election, actually had elections for all their seats because of the implementation of boundary changes.
One third of council up for election
In 16 English unitary authorities, one third of the council was up for election.
District councils
Whole council up for election
Four district councils that would usually have had one-third of their seats due for election, actually had full council elections as a result of the implementation of new ward boundaries.
Half of council up for election
7 district councils had half of their seats up for election.
One third of council up for election
In 63 district authorities, one third of the seats were up for election.
Mayoral elections
Three direct mayoral elections were held.
Mayoral referendums
Referendums were also held in 11 English cities to determine whether or not to introduce the position of a directly elected mayor. These polls took place in Birmingham, Bradford, Bristol, Coventry, Leeds, Manchester, Newcastle upon Tyne, Nottingham, Sheffield and Wakefield. Of these 11 cities, only Bristol chose direct election of a mayor. In addition, the citizens of Doncaster voted on the same day to continue electing their mayors directly.