Labour Party at Westminster
Labour Party across 5 UK general elections in our dataset (2010–2024). For the cross-party view, see all parliamentary parties.
Headline
- Vote share moved from 29.0% (2010) to 33.7% (2024) — a +4.7 pts shift across 5 contested cycles.
- Seat share moved from 39.8% to 63.3% over the same window (+23.6 pts).
- Labour Party sits 1st by seats in the 2024 House — 411 of 649 MPs.
Vote share & seat share over time
Solid line is vote share, dashed line is seat share. Markers sit proportionally along the x-axis so the gap between cycles reflects the actual years between elections. Hover any marker for the year and share at that cycle.
votes +5 pts seats +24 pts
Cycles
Each card opens the full Labour Party cycle audit on the parliament page for that year.
2024
411 of 649 seats
34% → 63% +30 pts
9,708,716 valid votes — 1st by seats
2019
202 of 649 seats
32% → 31% −1 pts
10,269,051 valid votes — 2nd by seats
2017
262 of 649 seats
40% → 40% +0 pts
12,877,918 valid votes — 2nd by seats
2015
232 of 649 seats
31% → 36% +5 pts
9,347,273 valid votes — 2nd by seats
2010
258 of 649 seats
29% → 40% +11 pts
8,606,517 valid votes — 2nd by seats
Votes vs seats, by cycle
For each cycle this party contested, the bar pair shows Labour Party’s vote share (filled) against the share of Commons seats they actually took (outlined). The signed gap on the right is the FPTP distortion in that cycle.
Where Labour Party won in 2024
Westminster constituencies under 2024 boundaries where Labour Party took the seat. Grey hexes are constituencies held by another party. Hover any hex for the winning share; click to drill into the full candidate record.
411 constituencies won out of 649.
By election
| Year | Vote share | Seats | Seat share | Gap | Seat rank | |
|---|---|---|---|---|---|---|
| 2024 | 33.7% | 411 / 649 | 63.3% | +29.6 pts | 1st | Details → |
| 2019 | 32.1% | 202 / 649 | 31.1% | −1.0 pts | 2nd | Details → |
| 2017 | 40.1% | 262 / 649 | 40.4% | +0.3 pts | 2nd | Details → |
| 2015 | 30.5% | 232 / 649 | 35.7% | +5.2 pts | 2nd | Details → |
| 2010 | 29.0% | 258 / 649 | 39.8% | +10.7 pts | 2nd | Details → |
See methodology for how we normalise party names and compute vote share and the Gallagher index. Source data for the 2024 cycle: House of Commons Library general election results 2024, retrieved 2026-05-18 (Open Parliament Licence v3.0).