
| House of Commons | Senate | |
|---|---|---|
| Labour | 278 | 126 |
| Conservative | 142 | 74 |
| Reform UK | 82 | 0 |
| Liberal Democrats | 73 | 43 |
| Green Party of England and Wales | 34 | 16 |
| Scottish National Party | 16 | 25 |
| Democratic Unionist Party | 5 | 6 |
| Sinn Féin | 5 | 6 |
| Plaid Cymru | 4 | 0 |
| Social Democratic and Labour Party | 2 | 0 |
| Alliance Party of Northern Ireland | 2 | 4 |
| Ulster Unionist Party | 2 | 2 |
| Scottish Greens | 2 | 0 |
| Traditional Ulster Voice | 1 | 0 |
| Independents + Speaker | 3 | 12 |