UK general elections › 2017 › Hemel Hempstead
Hemel Hempstead — 2017
Mike Penning (Conservative Party) was elected with 28,735 votes— 55.0% of 52,282 valid votes.
Result · single-seat
Marginal winner Winning candidate's share of valid votes. 55.0% Proportional quota 50.0% Below quota Winning candidate's share minus the proportional quota (50% for a single-member seat). Negative = below; positive = above. +5.0 pts Valid ballots Voters who cast a valid ballot in this constituency, from the published source. 52,282
| 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 | Mike Penning | Conservative Party | 28,735 | 55.0% | +5.0 pts | Elected |
| 2 | Mandi Tattershall | Labour Party | 19,290 | 36.9% | — | |
| 3 | Sally Symington | Liberal Democrats | 3,233 | 6.2% | — | |
| 4 | Sherief Hassan | Green Party | 1,024 | 2.0% | — |
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.