Liberal Democrats at Westminster
Liberal Democrats across 5 UK general elections in our dataset (2010–2024). For the cross-party view, see all parliamentary parties.
Headline
- Vote share moved from 23.1% (2010) to 12.2% (2024) — a −10.8 pts shift across 5 contested cycles.
- Seat share moved from 8.8% to 11.1% over the same window (+2.3 pts).
- Liberal Democrats sits 3rd by seats in the 2024 House — 72 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 −11 pts seats +2 pts
Cycles
Each card opens the full Liberal Democrats cycle audit on the parliament page for that year.
2024
72 of 649 seats
12% → 11% −1 pts
3,519,143 valid votes — 3rd by seats
2019
11 of 649 seats
12% → 2% −10 pts
3,696,419 valid votes — 4th by seats
2017
12 of 649 seats
7% → 2% −6 pts
2,371,861 valid votes — 4th by seats
2015
8 of 649 seats
8% → 1% −7 pts
2,415,916 valid votes — 4th by seats
2010
57 of 649 seats
23% → 9% −14 pts
6,836,248 valid votes — 3rd by seats
Votes vs seats, by cycle
For each cycle this party contested, the bar pair shows Liberal Democrats’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 Liberal Democrats won in 2024
Westminster constituencies under 2024 boundaries where Liberal Democrats 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.
72 constituencies won out of 649.
By election
| Year | Vote share | Seats | Seat share | Gap | Seat rank | |
|---|---|---|---|---|---|---|
| 2024 | 12.2% | 72 / 649 | 11.1% | −1.1 pts | 3rd | Details → |
| 2019 | 11.6% | 11 / 649 | 1.7% | −9.9 pts | 4th | Details → |
| 2017 | 7.4% | 12 / 649 | 1.8% | −5.5 pts | 4th | Details → |
| 2015 | 7.9% | 8 / 649 | 1.2% | −6.7 pts | 4th | Details → |
| 2010 | 23.1% | 57 / 649 | 8.8% | −14.3 pts | 3rd | 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).