Riding profile

Brentford and Isleworth

UK constituency — England · Urban · london

The question

Brentford and Isleworth: a safe seat for Labour?

Editorial read

Brentford and Isleworth, an urban constituency in England, elected a member with Labour in the previous cycle, with a 22-point margin. The Vote-Scope model projects Labour ahead at 32% vote share, against 19% for the Conservatives, and the probability of a close race is negligible.

Sitting member

Ruth Cadbury

Sits with Labour

Since
2015-05-07
Parliament
59th

Current forecast

Labour

Safe

Probability
100%
Mean margin (pts)
11.4
P(close race)
0%

Projected vote share

Projection by party

  • Labour 31.5%
  • Conservative 18.6%
  • Reform UK 17.6%
  • Green 14.7%
  • Lib Dems 10.6%
  • Other 6.8%

In context

How this riding stacks up

Labour Conservative Reform UK Green
HereBrentford and Isleworth 31.5%18.6%17.6%14.7%
National averageUnited Kingdom 21.7% +9.9 18.9% −0.3 25.3% −7.7 11.8% +2.8

Nationwide averages computed across the 650 riding-level projections (unweighted mean).

Previous election · UK 2024

Won by
Labour
Margin
21.7 pts
Margin shift vs current projection
-10.3 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Ruth Cadbury Elected Labour 20,007 44.2
Laura Blumenthal Conservative 10,183 22.5
Freya Summersgill Green 4,029 8.9
David Kerr Reform UK 3,940 8.7
Kuldev Sehra Lib Dems 3,863 8.5
Nisar Malik Other 2,746 6.1
Zebunisa Rao Other 486 1.1

Demographics

Who lives here

Population
129,198
Median age
37
Employment rate
77.3%

Data source : ONS mid-2022 population + Jan 2026 labour market

Last model run
Cycle
uk_2029