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Mitcham and Morden — UK General Election Results

Compiled by EveryElectionResult.com's data team · Last updated 2026-08-30

Mitcham and Morden was won by Labour at the 2024 general election, with a majority of 18,761 votes over Conservative. This page covers every general election in Mitcham and Morden from Oct 1974 to 2024.

Full Election History, Oct 1974–2024

Election Elected Votes Vote Share Runner-up Majority Turnout
Oct 1974 Bruce Douglas-Mann (Labour) 22,384 48.2% David Maurice Crownson Samuel (Conservative) 6,191 (13.3 pts) 71.1%
Feb 1974 Bruce Douglas-Mann (Labour) 21,771 42.5% David Harris (Conservative) 3,225 (6.3 pts) 79.1%
1979 Bruce Douglas-Mann (Labour) 21,668 45.2% David Maurice Crownson Samuel (Conservative) 618 (1.3 pts) 76.9%
1983 Angela Rumbold (Conservative) 19,827 42.7% David George Nicholas (Labour) 6,451 (13.9 pts) 73.1%
1987 Angela Rumbold (Conservative) 23,002 48.2% Siobhain McDonagh (Labour) 6,183 (13.0 pts) 75.7%
1992 Angela Rumbold (Conservative) 23,789 46.5% Siobhain McDonagh (Labour) 1,734 (3.4 pts) 80.3%
1997 Siobhain McDonagh (Labour) 27,984 58.4% Angela Rumbold (Conservative) 13,741 (28.7 pts) 73.3%
2001 Siobhain McDonagh (Labour) 22,936 60.4% Henry Stokes (Conservative) 13,785 (36.3 pts) 57.8%
2005 Siobhain McDonagh (Labour) 22,489 56.4% Andrew Shellhorn (Conservative) 12,560 (31.5 pts) 61.2%
2010 Siobhain McDonagh (Labour) 24,722 56.4% Melanie Hampton (Conservative) 13,666 (31.2 pts) 66.7%
2015 Siobhain McDonagh (Labour) 27,380 60.7% Paul Holmes (Conservative) 16,922 (37.5 pts) 66.1%
2017 Siobhain McDonagh (Labour) 33,039 68.7% Alicia Kearns (Conservative) 21,375 (44.4 pts) 70.2%
2019 Siobhain McDonagh (Labour) 27,964 61.1% Toby Williams (Conservative) 16,482 (36.0 pts) 65.5%
2024 Siobhain McDonagh (Labour) 25,085 55.4% Ellie Cox (Conservative) 18,761 (41.5 pts) 58.8%

Full Result Breakdown by Election

Oct 1974

CandidatePartyVotesShareElected
Bruce Douglas-Mann Labour 22,38448.2% Yes
David Maurice Crownson Samuel Conservative 16,19334.9% No
Michael Geoffrey Simpson Liberal 7,42916.0% No
Sid French Communist 2810.6% No
Grace Louisa Giddins Independent 1060.2% No
Bill Boaks Air Road Public Safety White Resident 680.1% No

Feb 1974

CandidatePartyVotesShareElected
Bruce Douglas-Mann Labour 21,77142.5% Yes
David Harris Conservative 18,54636.2% No
Peter Charles Spratling Liberal 10,46220.4% No
Sid French Communist 5071.0% No

1979

CandidatePartyVotesShareElected
Bruce Douglas-Mann Labour 21,66845.2% Yes
David Maurice Crownson Samuel Conservative 21,05043.9% No
Ronald Arthur Locke Liberal 4,2588.9% No
John Robert Perryman National Front 9662.0% No

1983

CandidatePartyVotesShareElected
Angela Rumbold Conservative 19,82742.7% Yes
David George Nicholas Labour 13,37628.8% No
Bruce Douglas-Mann Social Democratic Party 12,72027.4% No
John Robert Perryman National Front 5391.2% No

1987

CandidatePartyVotesShareElected
Angela Rumbold Conservative 23,00248.2% Yes
Siobhain McDonagh Labour 16,81935.2% No
Bruce Douglas-Mann Social Democratic Party 7,93016.6% No

1992

CandidatePartyVotesShareElected
Angela Rumbold Conservative 23,78946.5% Yes
Siobhain McDonagh Labour 22,05543.1% No
John Field Liberal Democrat 4,6879.2% No
Thomas Walsh Green 6551.3% No

1997

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 27,98458.4% Yes
Angela Rumbold Conservative 14,24329.7% No
Nicholas Harris Liberal Democrat 3,6327.6% No
Peter Isaacs Referendum Party 8101.7% No
Linda Miller BNP 5211.1% No
Thomas Walsh Green 4150.9% No
Krishnapillai Vasan Independent 1440.3% No
John Barrett UKIP 1170.2% No
Nigel Dixon Anti-Corruption 800.2% No

2001

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 22,93660.4% Yes
Henry Stokes Conservative 9,15124.1% No
Nicholas Harris Liberal Democrat 3,82010.1% No
Thomas Walsh Green 9262.4% No
John Tyndall BNP 6421.7% No
Adrian Roberts UKIP 4861.3% No

2005

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 22,48956.4% Yes
Andrew Shellhorn Conservative 9,92924.9% No
Jo Christie-Smith Liberal Democrat 5,58314.0% No
Thomas Walsh Green 1,3953.5% No
Adrian Roberts Veritas 2860.7% No
Rathy Alagaratnam Independent 1860.5% No

2010

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 24,72256.4% Yes
Melanie Hampton Conservative 11,05625.2% No
Diana Coman Liberal Democrat 5,20211.9% No
Tony Martin BNP 1,3863.2% No
Andrew Mills UKIP 8572.0% No
Smarajit Roy Green 3810.9% No
Rathy Alagaratnam Independent 1550.4% No
Ernest Redgrave Independent 380.1% No

2015

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 27,38060.7% Yes
Paul Holmes Conservative 10,45823.2% No
Richard Hilton UKIP 4,2879.5% No
Mason Redding Green 1,4223.2% No
Diana Coman Liberal Democrat 1,3783.1% No
Des Coke Christian Peoples Alliance 2170.5% No

2017

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 33,03968.7% Yes
Alicia Kearns Conservative 11,66424.2% No
Claire Mathys Liberal Democrat 1,4943.1% No
Richard Hilton UKIP 1,0542.2% No
Laura Collins Green 6441.3% No
Des Coke Christian Peoples Alliance 2230.5% No

2019

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 27,96461.1% Yes
Toby Williams Conservative 11,48225.1% No
Luke Taylor Liberal Democrat 3,7178.1% No
Jeremy Maddocks Brexit Party 1,2022.6% No
Pippa Maslin Green 1,1602.5% No
Des Coke Christian Peoples Alliance 2160.5% No

2024

CandidatePartyVotesShareElected
Siobhain McDonagh Labour 25,08555.4% Yes
Ellie Cox Conservative 6,32414.0% No
Pippa Maslin Green 4,63510.2% No
Ruth Price Reform UK 4,1359.1% No
Jenifer Gould Liberal Democrat 3,6228.0% No
Mehmood Jamshed Workers Party of Britain 1,0912.4% No
Desmond Coke Christian Peoples Alliance Party 3630.8% No

Margin Over Time

Winning margin (percentage points) at each election, coloured by the winning party.

Oct 1974: Labour margin 13.3 pts Feb 1974: Labour margin 6.3 pts 1979: Labour margin 1.3 pts 1983: Conservative margin 13.9 pts 1987: Conservative margin 13.0 pts 1992: Conservative margin 3.4 pts 1997: Labour margin 28.7 pts 2001: Labour margin 36.3 pts 2005: Labour margin 31.5 pts 2010: Labour margin 31.2 pts 2015: Labour margin 37.5 pts 2017: Labour margin 44.4 pts 2019: Labour margin 36.0 pts 2024: Labour margin 41.5 pts Oct 1974 Feb 1974 1979 1983 1987 1992 1997 2001 2005 2010 2015 2017 2019 2024

Trend

Mitcham and Morden has been contested at 14 general elections on record since Oct 1974. Parties that have won a seat here over that span: Labour, Conservative.

Frequently Asked Questions

Who won Mitcham and Morden in the 2024 general election?

Labour won Mitcham and Morden in 2024 with 25,085 votes (55.4%), a majority of 18,761 votes over Conservative in second place.

Which parties have won Mitcham and Morden since Oct 1974?

Since Oct 1974, Mitcham and Morden has been won by: Conservative, Labour.

What was the closest result in Mitcham and Morden?

The closest result on record for Mitcham and Morden was 1979, when Labour beat Conservative by just 618 votes (1.3 percentage points).

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