Brentford and Isleworth - UK Parliament Constituency

Here are the most recent election results for the Brentford and Isleworth constituency.

Note: Smaller parties may be omitted. The candidate with the largest vote who does not belong to one of the main parties is listed as 'Minor'. Votes listed for 'Other' are calculated by taking the votes from the main parties and 'Minor' away from the total votes cast.

NameBrentford and Isleworth
RegionLondon
1st in 2024Labour
2nd in 2024Conservative
Swing To Lose10.85%
Next Election PredictionView

Note: 'Swing To Lose' is the swing needed by the 2nd placed party against the 1st placed party to win the seat.

Electoral History

ElectionParty
Election 2024Labour
Election 2019 (New Boundaries)Labour
Election 2019Labour
Election 2017Labour
Election 2015Labour
Election 2010Conservative
Election 2005 (New Boundaries)Labour
Election 2005Labour
Election 2001Labour
Election 1997Labour
Election 1992Conservative
Election 1987Conservative
Election 1983Conservative
Election 1979Conservative
Election 1974 (October)Conservative
Election 1974 (February)Conservative

Election 2024

View full Election 2024 results.

PartyVotesPercentageChange
Labour20,00744.21%-6.12%
Conservative10,18322.50%-5.80%
Green4,0298.90%+5.92%
Reform UK3,9408.71%+6.65%
Liberal Democrat3,8638.54%-7.79%
Workers Party2,7466.07%N/A
Minor4861.07%N/A
Majority9,82421.71%
Turnout45,25457.08%-10.52%
Electorate79,283
Swing from
LAB
to
GRN
6.02%
Swing from
CON
to
GRN
5.86%
Swing from
LAB
to
CON
0.16%
Labour hold

Election 2019 (New Boundaries)

View full Election 2019 (New Boundaries) results.

PartyVotesPercentageChange
Labour25,97850.33%+0.15%
Conservative14,60928.30%-3.85%
Liberal Democrat8,42516.32%+3.78%
Green1,5402.98%-0.15%
Reform UK1,0632.06%N/A
Majority11,36922.03%
Turnout51,61567.60%-0.40%
Electorate76,354
Swing from
CON
to
LD
3.81%
Swing from
CON
to
LAB
2.00%
Swing from
LAB
to
LD
1.81%
Labour hold

Election 2019

View full Election 2019 results.

PartyVotesPercentageChange
Labour29,26650.18%-7.21%
Conservative18,75232.15%-5.47%
Liberal Democrat7,31412.54%+7.54%
Green1,8293.14%N/A
Brexit Party1,1652.00%N/A
Majority10,51418.03%
Turnout58,32668.00%-4.37%
Electorate85,775
Swing from
LAB
to
LD
7.37%
Swing from
CON
to
LD
6.50%
Swing from
LAB
to
CON
0.87%
Labour hold

Election 2017

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PartyVotesPercentageChange
Labour35,36457.38%+13.63%
Conservative23,18237.62%-5.33%
Liberal Democrat3,0835.00%+0.98%
Majority12,18219.77%
Turnout61,62972.37%+4.57%
Electorate85,164
Swing from
CON
to
LAB
9.48%
Swing from
LD
to
LAB
6.32%
Swing from
CON
to
LD
3.16%
Labour hold

Election 2015

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PartyVotesPercentageChange
Labour25,09643.76%+10.16%
Conservative24,63142.94%+5.70%
UKIP3,2035.58%+3.98%
Liberal Democrat2,3054.02%-19.64%
Green2,1203.70%+2.23%
Majority4650.81%
Turnout57,35567.79%+3.44%
Electorate84,602
Swing from
UKIP
to
LAB
3.09%
Swing from
CON
to
LAB
2.23%
Swing from
UKIP
to
CON
0.86%
Labour gain from Conservative

Election 2010

View full Election 2010 results.

PartyVotesPercentageChange
Conservative20,02237.24%+6.40%
Labour18,06433.60%-5.03%
Liberal Democrat12,71823.65%+0.62%
UKIP8631.61%N/A
Green7871.46%N/A
Minor7041.31%N/A
English Democrat2300.43%N/A
Others3770.70%N/A
Majority1,9583.64%
Turnout53,76564.35%+9.80%
Electorate83,546
Swing from
LAB
to
CON
5.72%
Swing from
LD
to
CON
2.89%
Swing from
LAB
to
LD
2.83%
Conservative gain from Labour

Election 2005 (New Boundaries)

View full Election 2005 (New Boundaries) results.

PartyVotesPercentageChange
Labour16,76438.63%-1.20%
Conservative13,38130.84%+0.59%
Liberal Democrat9,99523.03%+0.26%
Others3,2557.50%N/A
Majority3,3837.80%
Turnout43,39554.55%+2.40%
Electorate79,549
Swing from
LAB
to
CON
0.89%
Swing from
LAB
to
LD
0.73%
Swing from
LD
to
CON
0.16%
Labour hold

Election 2005

View full Election 2005 results.

PartyVotesPercentageChange
Labour18,32939.83%-12.46%
Conservative13,91830.25%+1.14%
Liberal Democrat10,47722.77%+9.30%
Green1,6523.59%+0.62%
Minor1,1182.43%N/A
Others5231.14%N/A
Majority4,4119.59%
Turnout46,01752.15%-0.81%
Electorate88,236
Swing from
LAB
to
LD
10.88%
Swing from
LAB
to
CON
6.80%
Swing from
CON
to
LD
4.08%
Labour hold

Election 2001

View full Election 2001 results.

PartyVotesPercentageChange
Labour23,27552.29%-5.16%
Conservative12,95729.11%-2.65%
Liberal Democrat5,99413.47%+5.25%
Green1,3242.97%+1.75%
UKIP4120.93%-0.17%
Minor4080.92%N/A
Others1440.32%N/A
Majority10,31823.18%
Turnout44,51452.96%-18.04%
Electorate84,049
Swing from
LAB
to
LD
5.20%
Swing from
CON
to
LD
3.95%
Swing from
LAB
to
CON
1.26%
Labour hold

Election 1997

View full Election 1997 results.

PartyVotesPercentageChange
Labour32,24957.45%+15.50%
Conservative17,82531.75%-14.06%
Liberal Democrat4,6138.22%-2.30%
Green6871.22%-0.49%
UKIP6141.09%N/A
Minor1470.26%N/A
Majority14,42425.70%
Turnout56,13571.00%-3.83%
Electorate79,058
Swing from
CON
to
LAB
14.78%
Swing from
LD
to
LAB
8.90%
Swing from
CON
to
LD
5.88%
Labour gain from Conservative

Election 1992

View full Election 1992 results.

PartyVotesPercentageChange
Conservative24,75245.81%-1.89%
Labour22,66641.95%+8.71%
Liberal Democrat5,68310.52%N/A
Green9271.72%+0.17%
Majority2,0863.86%
Turnout54,02874.84%-1.83%
Electorate72,193
Swing from
CON
to
LD
6.21%
Swing from
CON
to
LAB
5.30%
Swing from
LAB
to
LD
0.90%
Conservative hold

Election 1987

View full Election 1987 results.

PartyVotesPercentageChange
Conservative26,23047.71%+0.28%
Labour18,27733.24%+3.97%
SDP-Liberal Alliance9,62617.51%-4.62%
Green8491.54%N/A
Majority7,95314.46%
Turnout54,98276.67%+1.94%
Electorate71,715
Swing from
ALL
to
LAB
4.30%
Swing from
ALL
to
CON
2.45%
Swing from
CON
to
LAB
1.85%
Conservative hold

Election 1983

View full Election 1983 results.

PartyVotesPercentageChange
Conservative24,51547.43%-1.98%
Labour15,12829.27%-11.17%
SDP-Liberal Alliance11,43822.13%N/A
Minor4270.83%N/A
Others1790.35%N/A
Majority9,38718.16%
Turnout51,68774.72%-3.38%
Electorate69,170
Swing from
LAB
to
ALL
16.65%
Swing from
CON
to
ALL
12.05%
Swing from
LAB
to
CON
4.60%
Conservative hold

Election 1979

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PartyVotesPercentageChange
Conservative27,52749.41%+6.25%
Labour22,53340.44%-2.27%
Liberal4,2087.55%-3.98%
Others1,4492.60%N/A
Majority4,9948.96%
Turnout55,71778.10%+4.77%
Electorate71,337
Swing from
LIB
to
CON
5.11%
Swing from
LAB
to
CON
4.26%
Swing from
LIB
to
LAB
0.86%
Conservative hold

Election 1974 (October)

View full Election 1974 (October) results.

PartyVotesPercentageChange
Conservative22,52743.15%+2.56%
Labour22,29542.71%+3.41%
Liberal6,01911.53%-5.47%
Others1,3622.61%N/A
Majority2320.44%
Turnout52,20373.33%-5.69%
Electorate71,186
Swing from
LIB
to
LAB
4.44%
Swing from
LIB
to
CON
4.01%
Swing from
CON
to
LAB
0.43%
Conservative hold

Election 1974 (February)

View full Election 1974 (February) results.

PartyVotesPercentageChange
Conservative22,69040.59%N/A
Labour21,96439.29%N/A
Liberal9,50217.00%N/A
Others1,7413.11%N/A
Majority7261.30%
Turnout55,89779.02%N/A
Electorate70,735
Conservative win
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