| Conservative and Unionist Party |
631 |
| Liberal Democrats |
629 |
| Labour Party |
581 |
| Green Party |
457 |
| UK Independence Party (UKIP) |
378 |
| Independent |
187 |
| Scottish National Party (SNP) |
59 |
| Labour and Co-operative Party |
50 |
| Plaid Cymru - The Party of Wales |
40 |
| Christian Peoples Alliance |
31 |
| Yorkshire Party |
21 |
| Alliance - Alliance Party of Northern Ireland |
18 |
| SDLP (Social Democratic & Labour Party) |
18 |
| Sinn Féin |
18 |
| Democratic Unionist Party - D.U.P. |
17 |
| Ulster Unionist Party |
14 |
| The Official Monster Raving Loony Party |
12 |
| British National Party |
10 |
| Pirate Party UK |
10 |
| Conservative and Unionist Party |
7 |
| English Democrats |
7 |
| Green Party |
7 |
| Women's Equality Party |
7 |
| Social Democratic Party |
6 |
| National Health Action Party |
5 |
| Workers Revolutionary Party |
5 |
| Animal Welfare Party |
4 |
| Libertarian Party |
4 |
| The Liberal Party |
4 |
| Alliance For Green Socialism |
3 |
| Friends Party |
3 |
| Scottish Green Party |
3 |
| Shared Ground |
3 |
| Socialist Labour Party |
3 |
| The Justice & Anti-Corruption Party |
3 |
| The Socialist Party of Great Britain |
3 |
| Christian Party "Proclaiming Christ's Lordship" |
2 |
| Communist League Election Campaign |
2 |
| People Before Profit Alliance |
2 |
| Something New |
2 |
| The Peace Party - Non-violence, Justice, Environment |
2 |
| The Workers Party |
2 |
| Apolitical Democrats |
1 |
| Ashfield Independents |
1 |
| Better for Bradford |
1 |
| Blue Revolution |
1 |
| Church of the Militant Elvis |
1 |
| Common Good |
1 |
| Compass Party |
1 |
| Concordia |
1 |
| Drug Law Reform Party |
1 |
| Engage |
1 |
| Greater Manchester Homeless Voice |
1 |
| Humanity |
1 |
| Independent Save Withybush Save Lives |
1 |
| Independent Sovereign Democratic Britain |
1 |
| Money Free Party |
1 |
| Movement for Active Democracy (M.A.D.) |
1 |
| North of England Community Alliance |
1 |
| Patria |
1 |
| Populist Party |
1 |
| Rebooting Democracy |
1 |
| Scotland's Independence Referendum Party |
1 |
| Self-Ownership Party |
1 |
| Southampton Independents |
1 |
| Southend Independent Association |
1 |
| Space Navies Party |
1 |
| Speaker seeking re-election |
1 |
| The Just Political Party |
1 |
| The Motoring Party |
1 |
| The New Society of Worth |
1 |
| The North East Party |
1 |
| The Radical Party |
1 |
| Traditional Unionist Voice - TUV |
1 |
| War Veteran's Pro-Traditional Family Party |
1 |
| Wessex Regionalists |
1 |
