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London · Current constituency · E14001124

Brentford and Isleworth

Every general election in Brentford and Isleworth since 1974. Latest: Ruth Cadbury, Labour, majority 9,824.

Official portrait of Ruth Cadbury

Member of Parliament

Ruth Cadbury

Labour · elected 4 July 2024 · majority 9,824

2024 general election

CandidatePartyVotesShareShare bar
Ruth Cadbury Elected sitting MPLabour20,00744.2%
Laura BlumenthalConservative10,18322.5%
Freya SummersgillGreen4,0298.9%
David KerrReform UK3,9408.7%
Kuldev SehraLiberal Democrats3,8638.5%
Nisar MalikWorkers Party of Britain2,7466.1%
Zebunisa RaoIndependent4861.1%
Valid votes45,254
Majority9,82421.7%

Lab hold Turnout 57.0% of 79,423 electors. Full result →

0%25%50%75%100%F19741979198719972005201520192024Labour, February 1974: 39.3%Labour, October 1974: 42.7%Labour, 1979: 40.4%Labour, 1983: 29.3%Labour, 1987: 33.2%Labour, 1992: 42.0%Labour, 1997: 57.5%Labour, 2001: 52.3%Labour, 2005: 39.8%Labour, 2010: 33.6%Labour, 2015: 43.8%Labour, 2017: 57.4%Labour, 2019: 50.2%Labour, 2024: 44.2%Conservative, February 1974: 40.6%Conservative, October 1974: 43.2%Conservative, 1979: 49.4%Conservative, 1983: 47.4%Conservative, 1987: 47.7%Conservative, 1992: 45.8%Conservative, 1997: 31.8%Conservative, 2001: 29.1%Conservative, 2005: 30.3%Conservative, 2010: 37.2%Conservative, 2015: 42.9%Conservative, 2017: 37.6%Conservative, 2019: 32.2%Conservative, 2024: 22.5%Liberal Democrats, 1992: 10.5%Liberal Democrats, 1997: 8.2%Liberal Democrats, 2001: 13.5%Liberal Democrats, 2005: 22.8%Liberal Democrats, 2010: 23.7%Liberal Democrats, 2015: 4.0%Liberal Democrats, 2017: 5.0%Liberal Democrats, 2019: 12.5%Liberal Democrats, 2024: 8.5%SDP–Liberal Alliance, 1983: 22.1%SDP–Liberal Alliance, 1987: 17.5%Liberal, February 1974: 17.0%Liberal, October 1974: 11.5%Liberal, 1979: 7.6%
Vote share in Brentford and Isleworth at each general election Lab Con LD Alliance Lib

Boundary changes in 2024

Where the voters of today’s Brentford and Isleworth lived under the old (2010–2019) boundaries:

Where the voters of the old Brentford and Isleworth (2010–2019 boundaries) live now:

Shares of population, from the House of Commons Library’s boundary analysis in the UK Parliament election results data.

Every result

Download CSV
ElectionWinnerRunner-upMajority%TurnoutResult
2024Lab Ruth CadburyCon9,82421.757.0%Lab hold
2019Lab Ruth CadburyCon10,51418.068.0%Lab hold
2017Lab Ruth CadburyCon12,18219.872.4%Lab hold
2015Lab Ruth CadburyCon4650.867.8%Lab gain from Con
2010Con Mary MacleodLab1,9583.664.4%Con gain from Lab
2005LabCon4,4119.657.9%
2001LabCon10,31823.253.7%Lab hold
1997LabCon14,42425.769.5%
1992ConLab2,0863.976.2%Con hold
1987ConLab7,95314.576.7%Con hold
1983ConLab9,38718.274.0%
1979ConLab4,9949.078.1%Con hold
October 1974ConLab2320.473.3%Con hold
February 1974ConLab7261.379.0%

Constituency boundaries were redrawn several times (most recently in 1983, 1997, 2005 (Scotland), 2010 and 2024), so the area behind the name changed over time. Before 2010 results are by party; candidate names start in 2010.

Questions and answers

Who is the MP for Brentford and Isleworth?

Ruth Cadbury (Labour) won Brentford and Isleworth at the 2024 general election with a majority of 9,824.

Which parties have won Brentford and Isleworth?

At the 14 general elections held under this name since 1974: Labour 7, Conservative 7.

Which region is Brentford and Isleworth in?

Brentford and Isleworth is in London.

Official results House of Commons Library and UK Parliament election results data. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. How we use this data

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