| UK - By-Elections -- Holborn and St Pancras By-Election |
| 6 Runners £4,559 Matched |
| 104.5% | 99.5% | |||||||
| Labour | 1.26 | 1.27 | 1.28 | 1.3 | 1.32 | 1.33 | £3,648 | |
| £31 | £16 | £10 | £1,517 | £1,772 | £10 | |||
| Green Party | 3.8 | 4 | 4.1 | 4.6 | 4.8 | 5.1 | £890 | |
| £11 | £11 | £10 | £41 | £10 | £15 | |||
| Reform UK | 60 | 75 | 100 | 200 | 400 | 500 | £16 | |
| £42 | £8 | £1 | £6 | £5 | £1 | |||
| Conservative | 170 | 200 | 210 | 1000 | - | - | £0 | |
| £1 | £4 | £2 | £5 | |||||
| Liberal Democrat | 350 | 360 | 400 | 1000 | - | - | £0 | |
| £1 | £2 | £2 | £1 | |||||
| Restore Britain | 270 | 300 | 400 | 990 | 1000 | - | £4 | |
| £2 | £3 | £1 | £2 | £1 |
| UK - By-Elections -- Holborn and St Pancras By-Election |
| 6 Runners £27,972 Matched |
| 102% | 99.1% | |||||||
| Labour | 1.39 | 1.4 | 1.41 | 1.43 | 1.44 | 1.45 | £22,480 | |
| £64 | £28 | £2 | £1,487 | £4 | £22 | |||
| Green Party | 3.15 | 3.25 | 3.3 | 3.45 | 3.5 | 3.55 | £5,313 | |
| £15 | £24 | £50 | £9 | £19 | £50 | |||
| Reform UK | 170 | 200 | 220 | 490 | 500 | 870 | £132 | |
| £3 | £1 | £1 | £1 | £1 | £10 | |||
| Conservative | 460 | 600 | 1000 | - | - | - | £9 | |
| £1 | £1 | £14 | ||||||
| Liberal Democrat | 500 | 600 | 1000 | - | - | - | £1 | |
| £1 | £2 | £16 | ||||||
| Restore Britain | 50 | 400 | 600 | - | - | - | £37 | |
| £87 | £1 | £1 |