UK general elections2010 › Mitcham and Morden

Mitcham and Morden — 2010

Siobhain McDonagh (Labour Party) was elected with 24,722 votes56.4% of 43,797 valid votes.

Result · single-seat

Marginal winner Winning candidate's share of valid votes. 56.4% Proportional quota 50.0% Below quota Winning candidate's share minus the proportional quota (50% for a single-member seat). Negative = below; positive = above. +6.4 pts Valid ballots Voters who cast a valid ballot in this constituency, from the published source. 43,797

RankCandidatePartyVotesShare 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
1Siobhain McDonagh Labour Party 24,722+6.4 ptsElected
2Melanie Hampton Conservative Party 11,056
3Diana Coman Liberal Democrats 5,202
4Tony Martin British National Party 1,386
5Andrew Mills UK Independence Party 857
6Smarajit Roy Green Party 381
7Rathy Alagaratnam Independent 155
8Ernest Redgrave Independent 38

Electorate 65,939 · Turnout 66.4% · Majority 13,666 · Back to 2010 overview

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.