Constituency view

Portsmouth South

South East, England

Lab hold

Current MP

Current representation

Stephen Morgan

Labour

Male

Majority13,155

Turnout52.8%

Electorate73,711

Valid votes38,928

2024 Results

Party breakdown

Labour18,857 - 48.4%

Reform5,702 - 14.6%

Conservative5,643 - 14.5%

Lib Dem4,886 - 12.6%

Green3,107 - 8.0%

Other733 - 1.9%

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Benefits bill · 2025/26

£293,326,993

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

£2,647 total benefits bill per resident · 17% above average

Portsmouth South: £2,647
England and Wales average: £2,259

Ranked 166 of 575 constituencies (1 = highest)

Total benefits bill	£293,326,993	151/575
Change over 2 years	+17.8%
Median local wage (2025)	£36,940	-0.3%

Universal Credit£183,765,228
£1,658 per resident · 14,919 households claiming
Assessed LCWRA: 4,812 · 1 in 16 working-age adults
Personal Independence Payment£51,569,328
£465 per resident · 7,141 claimants (+19.8% since Jul 2024)
Psychiatric conditions: 3,101 · 43% of claimants
Enhanced mobility (Motability-eligible): 3,285
Housing Benefit£29,766,113
£269 per resident · 3,430 claimants
Disability Living Allowance£14,050,803
£127 per resident · 2,393 claimants
Carer's Allowance£7,154,560
£65 per resident · 1,651 claimants
Employment Support Allowance£7,020,961
£63 per resident · 1,093 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 80.5%White British 70.7%Asian 8.8%Black, African or Caribbean 4.7%Mixed or Multiple ethnic groups 3.4%Other 2.6%

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 84.1%White British 78.1%Asian 8.2%Black, African or Caribbean 2.6%Mixed or Multiple ethnic groups 3.4%Other 1.6%

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 92.5%White British 88.4%Asian 4.8%Black, African or Caribbean 0.7%Mixed or Multiple ethnic groups 1.3%Other 0.6%

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 96.5%White British N/AAsian 2.3%Black, African or Caribbean 0.6%Mixed or Multiple ethnic groups 0.0%Other 0.6%

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

Portsmouth South (2021)

UK 78.1%Other EU 9.0%Other countries 12.8%

England & Wales (2021)

UK 84.0%Other EU 6.0%Other countries 10.1%

Portsmouth South (2011)

UK 83.6%Other EU 5.1%Other countries 11.3%

England & Wales (2011)

UK 86.6%Other EU 3.6%Other countries 9.8%

Portsmouth South (2001)

UK 89.7%Other EU 2.6%Other countries 7.7%

England & Wales (2001)

UK 91.1%Other EU 1.4%Other countries 7.5%

Portsmouth South (1991)

UK 93.9%Other EU 1.9%Other countries 4.2%

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

Portsmouth South

Loading constituency outline.

Comparison

How this seat compares

Metric	Portsmouth South	National	Difference	Rank
% White	80.5%	83.0%	-2.5pp	472/650
% White British	70.7%	74.4%	-3.7pp	463/632
% Asian	8.8%	8.6%	+0.2pp	185/650
% Black, African or Caribbean	4.7%	3.7%	+1.0pp	144/650
% Mixed or Multiple ethnic groups	3.4%	2.7%	+0.7pp	172/650
% Other ethnic group	2.6%	2.0%	+0.6pp	132/650
% UK-born	78.1%	84.0%	-5.8pp	519/650
% Non-UK-born	21.9%	16.0%	+5.8pp	132/650
% Other EU-born	9.0%	6.0%	+3.1pp	109/650
% Other countries-born	12.8%	10.1%	+2.7pp	158/650
% Christian	37.8%	46.7%	-9.0pp	512/575
% Muslim	6.9%	6.3%	+0.6pp	156/575
% Hindu	0.9%	1.6%	-0.7pp	220/575
% Sikh	0.2%	0.9%	-0.6pp	243/575
% Jewish	0.1%	0.5%	-0.3pp	240/575
% Buddhist	0.6%	0.4%	+0.2pp	91/575
% Other religion	0.7%	0.6%	+0.1pp	103/575
% No religion	46.1%	37.0%	+9.1pp	52/575
% Religion not stated	6.7%	6.0%	+0.7pp	76/575
% Has any religion	47.2%	57.0%	-9.8pp	530/575

Nearby seats

Constituencies around Portsmouth South

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.