Constituency view

South West Hertfordshire

East of England, England

Con hold

Current MP

Current representation

Gagan Mohindra

Conservative

Male

Majority4,456

Turnout67.3%

Electorate71,737

Valid votes48,254

2024 Results

Party breakdown

Conservative16,458 - 34.1%

Lib Dem12,002 - 24.9%

Labour9,637 - 20.0%

Reform6,790 - 14.1%

Green2,532 - 5.2%

Other835 - 1.7%

Benefits bill · 2025/26

£140,487,418

Estimated yearly spend on the six main working-age and disability benefits paid to residents of this constituency.

£1,388 total benefits bill per resident · 39% below average

South West Hertfordshire: £1,388
England and Wales average: £2,259

Ranked 514 of 575 constituencies (1 = highest)

Total benefits bill	£140,487,418	509/575
Change over 2 years	+21.0%
Median local wage (2025)	£48,592	+4.0%

Universal Credit£82,283,927
£813 per resident · 6,223 households claiming
Assessed LCWRA: 2,091 · 1 in 30 working-age adults
Personal Independence Payment£30,329,003
£300 per resident · 4,057 claimants (+19.1% since Jul 2024)
Psychiatric conditions: 1,551 · 38% of claimants
Enhanced mobility (Motability-eligible): 2,064
Housing Benefit£11,225,844
£111 per resident · 1,338 claimants
Disability Living Allowance£8,546,075
£84 per resident · 1,467 claimants
Employment Support Allowance£4,107,343
£41 per resident · 660 claimants
Carer's Allowance£3,995,226
£39 per resident · 923 claimants

Ranks are out of England and Wales constituencies, highest first. Source: TaxPayers' Alliance, benefitsdata.uk (estimated from DWP Stat-Xplore claimant counts). England and Wales only. See this seat on benefitsdata.uk ↗

Demographics

Source: ONS Census 2021 (England, Wales, NI) and Scotland's Census 2022, aggregated to 2024 constituency boundaries by the House of Commons Library.

Ethnic composition

2021

White 77.9%White British 68.8%Asian 14.6%Black, African or Caribbean 2.3%Mixed or Multiple ethnic groups 3.6%Other 1.6%

England & Wales (2021)

White 83.0%White British 74.4%Asian 8.6%Black, African or Caribbean 3.7%Mixed or Multiple ethnic groups 2.7%Other 2.0%

2011

White 86.7%White British 80.2%Asian 8.8%Black, African or Caribbean 1.8%Mixed or Multiple ethnic groups 2.3%Other 0.5%

England & Wales (2011)

White 86.0%White British 80.5%Asian 7.5%Black, African or Caribbean 3.3%Mixed or Multiple ethnic groups 2.2%Other 1.0%

2001

White 92.6%White British 87.4%Asian 4.9%Black, African or Caribbean 1.0%Mixed or Multiple ethnic groups 1.3%Other 0.3%

England & Wales (2001)

White 91.3%White British 87.5%Asian 4.8%Black, African or Caribbean 2.2%Mixed or Multiple ethnic groups 1.3%Other 0.4%

1991

White 96.6%White British N/AAsian 2.4%Black, African or Caribbean 0.4%Mixed or Multiple ethnic groups 0.0%Other 0.5%

England & Wales (1991)

White 94.1%White British N/AAsian 3.6%Black, African or Caribbean 1.8%Mixed or Multiple ethnic groups 0.0%Other 0.6%

Year-over-year comparison uses broad ethnic groups.

2011 values are reaggregated from 2011 Output Areas onto 2024 boundaries.

2001 values are reaggregated from 2001 LSOAs onto 2024 boundaries.

1991 values are reaggregated from 1997 parliamentary constituencies onto 2024 boundaries.

Country of birth

South West Hertfordshire (2021)

UK 81.5%Other EU 6.2%Other countries 12.4%

England & Wales (2021)

UK 84.0%Other EU 6.0%Other countries 10.1%

South West Hertfordshire (2011)

UK 86.4%Other EU 3.1%Other countries 10.5%

England & Wales (2011)

UK 86.6%Other EU 3.6%Other countries 9.8%

South West Hertfordshire (2001)

UK 89.8%Other EU 1.6%Other countries 8.6%

England & Wales (2001)

UK 91.1%Other EU 1.4%Other countries 7.5%

South West Hertfordshire (1991)

UK 92.3%Other EU 2.9%Other countries 4.8%

England & Wales (1991)

UK 92.7%Other EU 2.5%Other countries 4.8%

1991 country of birth data uses the 1991 census's Commonwealth-based classification. Ireland and EU countries are not separately broken out. Regional figures are approximations.

Inset map

South West Hertfordshire

Loading constituency outline.

Comparison

How this seat compares

Metric	South West Hertfordshire	National	Difference	Rank
% White	77.9%	83.0%	-5.2pp	498/650
% White British	68.8%	74.4%	-5.6pp	474/632
% Asian	14.6%	8.6%	+6.0pp	100/650
% Black, African or Caribbean	2.3%	3.7%	-1.4pp	230/650
% Mixed or Multiple ethnic groups	3.6%	2.7%	+0.9pp	151/650
% Other ethnic group	1.6%	2.0%	-0.3pp	219/650
% UK-born	81.5%	84.0%	-2.5pp	479/650
% Non-UK-born	18.5%	16.0%	+2.5pp	172/650
% Other EU-born	6.2%	6.0%	+0.2pp	213/650
% Other countries-born	12.4%	10.1%	+2.3pp	162/650
% Christian	48.0%	46.7%	+1.3pp	299/575
% Muslim	3.6%	6.3%	-2.7pp	218/575
% Hindu	7.8%	1.6%	+6.1pp	18/575
% Sikh	0.9%	0.9%	+0.0pp	102/575
% Jewish	1.5%	0.5%	+1.1pp	25/575
% Buddhist	0.5%	0.4%	+0.1pp	130/575
% Other religion	0.9%	0.6%	+0.3pp	41/575
% No religion	31.2%	37.0%	-5.8pp	468/575
% Religion not stated	5.7%	6.0%	-0.3pp	353/575
% Has any religion	63.1%	57.0%	+6.1pp	105/575

Nearby seats

Constituencies around South West Hertfordshire

Neighbouring constituencies on 2024 boundaries, ordered by the length of the shared border.

Source: ONS Westminster Parliamentary Constituencies (July 2024) Boundaries UK BSC. Seats with a short coastline or none, such as islands, are completed with the closest constituencies by distance.