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Constituency

Brentford and Isleworth

At a glance

Brentford and Isleworth is a UK parliamentary constituency in London, currently represented in the House of Commons by Ruth Cadbury, a Labour MP. Ruth Cadbury has represented the seat since 7 May 2015. At the 2024 general election it was safe seat, won by a majority of 9,824 votes (21.7%), ranking #467 most marginal of 650 seats. Their Commons voting participation while representing this constituency is 75.0 %, compared with a Commons average of 72.7 %. Browse all seats on the UK constituencies index.

Constituency snapshot

Current representation signals for this constituency.

Current MP Ruth Cadbury
Photograph of Ruth Cadbury MP ID 4389
Current party
Lab Labour
MP since 7 May 2015
Current Commons representation
Voting participation 75.0 %
1,770 of 2,361 eligible divisions
Region London
Electoral region of England, Scotland, Wales or Northern Ireland
Parliament ID 3939
Imported constituency identifier
Recent votes shown 10
Latest divisions listed below

Boundary

Imported constituency boundary for Brentford and Isleworth.

Map

MP voting summary

How Ruth Cadbury has voted since becoming MP for this constituency.

Voted in 1,770 of 2,361 eligible divisions (75.0 %).

75.0 %

Participation

986

Aye

784

No

5

Against party

Aye / No split Ayes 986 / Noes 784

Recent divisions

Division Vote
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots
Trade Work / Employment
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026
Trade Work / Employment
Aye
Public Office (Accountability) Bill Report Stage: Amendment 19 No
Public Office (Accountability) Bill Report Stage: Amendment 199 No
Public Office (Accountability) Bill Report Stage: Amendment 3 No
Immigration and Asylum Bill: Second Reading
Migration
Aye
Immigration and Asylum Bill: Reasoned Amendment to Second Reading
Migration
No
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026
Education
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 Aye
View full voting record →

Election results

How this seat has voted at general elections and by-elections. All UK election results →

Safe seat — won by 21.7% in 2024

Majority of 9,824 votes · #467 most marginal of 650 seats.

4 July 2024

57 % turnout · maj 9,824
Ruth Cadbury · Labour 20,007 (44.2%)
Laura Blumenthal · Conservative 10,183 (22.5%)
Freya Summersgill · Green Party 4,029 (8.9%)
David Kerr · Reform UK 3,940 (8.7%)
Kuldev Sehra · Liberal Democrat 3,863 (8.5%)
Nisar Malik · Workers Party of Britain 2,746 (6.1%)
Zebunisa Rao · Independent 486 (1.1%)

More seats in London

Other UK parliamentary constituencies in London — explore their MPs and voting records.

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Browse all UK constituencies →

Constituency source UK Parliament Members API
Member source UK Parliament member record

FAQs

Who is the MP for Brentford and Isleworth?

Ruth Cadbury is the current MP for Brentford and Isleworth. Source

Which party currently holds Brentford and Isleworth?

Brentford and Isleworth is currently represented by Ruth Cadbury of Labour. Source

What is the Parliament constituency ID for Brentford and Isleworth?

Brentford and Isleworth's imported Parliament constituency ID is 3939. Source

Where can I find the member profile for Brentford and Isleworth?

The current MP profile for Brentford and Isleworth is linked from this page and records party, roles, interests, election data, and voting record where available. Source

Can the MP for Brentford and Isleworth change?

Yes. Constituency representation can change after a general election, by-election, resignation, recall petition, or other parliamentary change. Re-running the current MP import refreshes this data. Source

Where does Brentford and Isleworth data come from?

Constituency and current MP data is imported from the UK Parliament Members API. Source