UK general elections › 2017 › South Cambridgeshire
South Cambridgeshire — 2017
Heidi Allen (Conservative Party) was elected with 33,631 votes— 51.8% of 64,924 valid votes.
Result · single-seat
Marginal winner Winning candidate's share of valid votes. 51.8% Proportional quota 50.0% Below quota Winning candidate's share minus the proportional quota (50% for a single-member seat). Negative = below; positive = above. +1.8 pts Valid ballots Voters who cast a valid ballot in this constituency, from the published source. 64,924
| Rank | Candidate | Party | Votes | Share of votes Candidate votes ÷ valid votes in this constituency. Matches the share the returning officer publishes. | Below quota Elected candidate's share of valid votes minus the proportional quota (50% for a single-member seat). Negative = won the seat below the quota; positive = cleared it. | Elected |
|---|---|---|---|---|---|---|
| 1 | Heidi Allen | Conservative Party | 33,631 | 51.8% | +1.8 pts | Elected |
| 2 | Dan Greef | Labour Party | 17,679 | 27.2% | — | |
| 3 | Susan van de Ven | Liberal Democrats | 12,102 | 18.6% | — | |
| 4 | Simon Saggers | Green Party | 1,512 | 2.3% | — |
Source data: UK Parliament psephology database, retrieved
2026-05-19, generated
2026-05-19
(Open Parliament Licence v3.0). ETL version parliament-etl-psephology@1. Methodology: how these numbers are computed.