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Parliamentary constituency

Hayes and Harlington

Current MP, latest election result, geographic context and official constituency information.

At a glance

Current MP
John McDonnell
Party
Labour
Latest election
4 July 2024
Electorate
74,405
Turnout
51.5%
Majority
12,031

Where is Hayes and Harlington?

The map shows this constituency alongside neighbouring parliamentary constituencies for geographic context.

Hayes and Harlington Feltham and Heston Uxbridge and South Ruislip Spelthorne Ealing Southall Ealing North Brentford and Isleworth Twickenham Ruislip, Northwood and Pinner Harrow West Esher and Walton Runnymede and Weybridge Windsor Beaconsfield Brent West Slough Richmond Park Ealing Central and Acton Harrow East South West Hertfordshire Kingston and Surbiton Hammersmith and Chiswick Brent East Putney Epsom and Ewell Hendon Queen's Park and Maida Vale Wimbledon Chelsea and Fulham Chesham and Amersham Kensington and Bayswater Sutton and Cheam Finchley and Golders Green Surrey Heath Chipping Barnet Tooting Hampstead and Highgate Battersea Mitcham and Morden Maidenhead Holborn and St Pancras Carshalton and Wallington Clapham and Brixton Hill Cities of London and Westminster Hornsey and Friern Barnet Vauxhall and Camberwell Green Islington North Streatham and Croydon North Islington South and Finsbury Southgate and Wood Green Bracknell Croydon West Wycombe England
Hayes and Harlington

Boundary data: ONS Open Geography Portal.

Local context

About this constituency

Hayes and Harlington lies in the London Borough of Hillingdon immediately north of Heathrow Airport. It is centred on Hayes and Harlington and includes surrounding west London residential and industrial neighbourhoods. The constituency is predominantly urban and suburban, with major road and rail infrastructure strongly influencing its geography. Hayes provides the main commercial centre, while the Elizabeth line and other rail services connect the area rapidly with central London and Heathrow. Large employment and industrial sites occupy parts of the seat, particularly toward the airport corridor. Parks, canals and open spaces provide some relief from continuous development, but the constituency is firmly part of outer west London.

Description last reviewed 9 September 2026.

Current MP

John McDonnell MP

Labour

Represents Hayes and Harlington in the House of Commons.

Latest election

2024 General Election

Held on 4 July 2024

Winning party
Labour
Majority
12,031
Turnout
51.5%
Full candidate result (6 candidates)
CandidatePartyVotesShareChange
John McDonnellElectedLabour20,40553.3%-2.5%
Dylan ThomasConservative8,37421.9%-12.9%
Francoise ThompsonReform UK4,11410.7%7.8%
Christine WestGreen Party2,1315.6%3.9%
Rizwana KarimWorkers Party of Britain1,9755.2%
Alexander CunliffeLiberal Democrat1,3163.4%-1.0%

Election data comes from UK Parliament. Turnout percentage is calculated by Project Open Gov from Parliament's turnout and electorate figures.

People and place

A population and household snapshot for Hayes and Harlington, using validated House of Commons Library constituency datasets.

Estimated population141,145
EstimateMid-2024 estimate
Region / nationLondon

Age profile

0 to 1724.0% · 33,887 people
18 to 2410.6% · 14,969 people
25 to 3417.5% · 24,767 people
35 to 4922.3% · 31,471 people
50 to 6415.9% · 22,380 people
65 and over9.7% · 13,671 people

Population figures are mid-2024 estimates from the House of Commons Library. Project Open Gov calculates the estimated population shown above by summing the six published age-band counts. View population source ↗

Home ownership and renting

Housing tenure shows how households in this constituency described their home at the most recent census.

41,383 householdsCensus 2021
Home owners46.8% · 19,375 households
Private renters31.4% · 12,974 households
Social renters20.0% · 8,275 households
Other tenure1.8% · 759 households

“Other tenure” combines shared ownership and households recorded as living rent free.

Housing-tenure figures come from the most recent census: 2021 in England, Wales and Northern Ireland and 2022 in Scotland. View housing-tenure source ↗

Household composition

A broad view of household types in this constituency. Project Open Gov uses the four broad groups supplied by the Commons Library so the presentation remains consistent across the UK.

41,383 householdsCensus 2021
One-person households21.1% · 8,742 households
Families with dependent children42.2% · 17,484 households
Other single-family households28.7% · 11,884 households
Other household types7.9% · 3,273 households

Household-composition figures come from the Commons Library constituency dataset. The source uses census data and Project Open Gov displays its broad household groups rather than attempting to harmonise the detailed categories itself. View household-composition source ↗

Disability and day-to-day activities

The source records whether day-to-day activities are limited and uses separate person-level tables for England & Wales, Scotland and Northern Ireland.

126,400 people in the source baseCensus 2021Source comparison: England & Wales
Day-to-day activities limited a lot5.7% · 7,165 people
Day-to-day activities limited a little6.6% · 8,311 people
Not disabled under the Equality Act87.8% · 110,924 people

Comparison note: the workbook uses different source terminology across the UK: England & Wales uses “Disabled under the Equality Act”, while Scotland and Northern Ireland use “Disabled” / “Non-disabled”. Project Open Gov therefore preserves the source categories and does not present them as one single like-for-like UK legal definition.

Disability figures come from the Commons Library constituency workbook. This profile uses the person-level tables only; the workbook also contains separate household-level disability tables which are not used here. View disability source ↗

Petitions

Open UK Government and Parliament petitions that have reached at least 10,000 signatures nationally, ranked here by the number of signatures recorded in this constituency.

Petition signatures are not a poll and do not show what the constituency as a whole thinks. A person can also sign more than one petition.

Open petitionCloses 12 September 2026

Make a public animal abuser register & automatically ban ownership

Signatures in this constituency229
Signatures nationally244,689

Government response published · Debate scheduled for 29 June 2026

Open petitionCloses 6 September 2026

Ban anyone convicted of terrorism offences from standing for public office

Signatures in this constituency142
Signatures nationally206,593

Government response published · Debate scheduled for 6 July 2026

Open petitionCloses 24 September 2026

Legislate to ban FPNs and prosecutions related to school attendance

Signatures in this constituency118
Signatures nationally129,565

Government response published · 100,000-signature debate threshold reached

Open petitionCloses 1 October 2026

Hold a referendum to bring the water industry into public ownership

Signatures in this constituency83
Signatures nationally196,369

Government response published · Debate scheduled for 14 September 2026

View 74 more petitions
Open petitionCloses 10 October 2026

Change surrogacy law to recognise intended parents from birth

Signatures in this constituency64
Signatures nationally112,993

Government response published · Debate scheduled for 7 September 2026

Open petitionCloses 17 October 2026

Support the Ceramics Industry and protect British manufacturing jobs and skills

Signatures in this constituency31
Signatures nationally110,856

Government response published · Debate scheduled for 6 July 2026

Open petitionCloses 21 October 2026

Remove sentence reductions for guilty pleas in controlling and coercive cases

Signatures in this constituency31
Signatures nationally105,312

Government response published · Debate scheduled for 19 October 2026

Open petitionCloses 20 November 2026

Hold a UK-wide briefing on climate and nature risks

Signatures in this constituency28
Signatures nationally118,715

Government response published · 100,000-signature debate threshold reached

Signature counts come from the official UK Government and Parliament petitions data and may change while a petition remains open. Browse official petitions ↗

Funding and local projects

National Lottery grants awarded to organisations recorded in this parliamentary constituency since 4 July 2024.

The constituency is based on the recipient organisation recorded in the source data. The funded activity may sometimes take place across a wider area.

Grants recorded20
Total awarded£848,814

Most recent awards

National Lottery grantAwarded 3 June 2026

Hayes - Safe Physical Activity - Outdoor Nets

Hayes Cricket Club

£3,005

Sport England · Sport

About this award

This project will refurbish the club's net facility.

National Lottery grantAwarded 30 April 2026

Telephone Advice Clinic for Immigration

Hillingdon Law Centre

£19,757

The National Lottery Community Fund · Charitable and Community including Health, Education and Environment

About this award

Hillingdon Law Centre - Community - National Lottery Awards for All England

National Lottery grantAwarded 5 March 2026

Orlalee Grace Community McKenzie Friend Service

Orlalee Grace Community Interest Company

£18,950

The National Lottery Community Fund · Charitable and Community including Health, Education and Environment

About this award

Orlalee Grace Community Interest Company - Other - National Lottery Awards for All England

National Lottery grantAwarded 23 February 2026

Connections

Helping and Nurturing the Disadvantaged

£9,724

The National Lottery Community Fund · Charitable and Community including Health, Education and Environment

About this award

Helping and Nurturing the Disadvantaged - Community - National Lottery Awards for All England

National Lottery grantAwarded 6 February 2026

Hayes Community Solar Empowerment Project

Hayes Cricket Club

£20,000

The National Lottery Community Fund · Charitable and Community including Health, Education and Environment

About this award

Hayes Cricket Club - Environment - National Lottery Awards for All England

15 more awards are available.

Source: DCMS National Lottery Grants Database. The figures shown cover awards from 4 July 2024 to 1 July 2026. View official grants data ↗

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