Constituency profile

Clapham and Brixton Hill

London · Borough constituency · Lambeth borough

Bell Ribeiro-Addy MP
Sitting MP

Bell Ribeiro-Addy

Labour

First elected December 2019

Current PollCheck projection

Region & type
London
Borough constituency, Lambeth council
Last 5 GE winners
LLLLL
Labour 5/5
EU referendum 2016
21.5% Leave
UK average 51.9%; -30.4pp below mean
Current outlook
Labour +29.9pp
vs Green 15.7%
LondonStrong Remain areaGraduate-heavyDiverse

About the Clapham and Brixton Hill constituency

Clapham and Brixton Hill is a borough constituency in London. The sitting MP is Bell Ribeiro-Addy (Labour), first elected in December 2019. At the 2024 general election, Labour won with 56.5% to 14.4% for the Liberal Democrats, a majority of 18,005 votes on a 57.6% turnout. PollCheck's current projection, at the seven-poll average, has Labour on 45.5% and the Greens on 15.7%, a margin of 29.9 points.

Who lives in Clapham and Brixton Hill? Constituency demographics

From the 2021 Census and 2016 EU referendum estimates. Constituency-level data on 2024 boundaries.

Leave vote 2016
21.5%
UK average ~52%
Degree or above
60.3%
UK average ~34%
No qualifications
11.8%
UK average ~18%
Owner-occupied
31.8%
UK average ~63%
Renting (social + private)
66.5%
UK average ~36%
Median age
32.1
UK median ~40
Age 65+
8.7%
UK average ~19%
Age 18-34
50.8%
UK average ~28%

How did Clapham and Brixton Hill vote in 2024 and how would it vote now?

2024 vote shares from the HoC Library. Current projection is at the 7-poll average.

2024 general election

Lab hold · majority 18,005 votes (42.1pp) · turnout 57.6%

Current projection

If a general election were held today, at current poll average

Map of Clapham and Brixton Hill

Switch between GE2024 ward winners (modelled estimates, ~4pp average error) and a demographic view from the 2021 Census. Hover any area for detail. How the map is built ›

Council layer (not Westminster)

Clapham and Brixton Hill within Lambeth

Clapham and Brixton Hill sits entirely within Lambeth Council. The figures below are from the council elections held on 7 May 2026. About this layer ›

Council overlap

CouncilShare of seatProjection
Lambeth
60 LSOAs
100%View projection ›

Recent council by-elections

Council ward by-elections held inside this seat, most recent first. The result column shows which party won; the share column shows the top three parties’ vote shares on the day.

DateWardResultTop 3 vote shares
9 Jul 2026Clapham Park
Lambeth
Grn HOLDGrn 44% Lab 42% LD 6%

Most recent council ward results

Latest council winner per ward - May 2026 results where the council voted, otherwise the most recent available result. How this table is sourced ›

Ward GE2024 winner Latest council winner Shift since GE2024 Turnout
Brixton Acre LaneLabour 59.1%vs Green 15.3%May 2026 Green 40.5%vs Labour 37.8%
Labour→Green
+23.2pp
-
Brixton NorthLabour 62.5%vs Green 15.6%May 2026 Labour 40.5%vs Green 39.4%
Labour share
-22.0pp
-
Brixton Rush CommonLabour 60.7%vs Green 15.5%May 2026 Green 47.4%vs Labour 38.5%
Labour→Green
+27.0pp
-
Clapham Common & AbbevilleLabour 45.1%vs Lib Dem 24.6%May 2026 Lib Dem 39.8%vs Labour 30.0%
Labour→Lib Dem
+15.1pp
-
Clapham EastLabour 59.8%vs Green 14.0%May 2026 Labour 37.5%vs Green 34.4%
Labour share
-22.3pp
-
Clapham ParkLabour 59.1%vs Green 13.8%May 2026 Labour 40.1%vs Green 35.2%
Labour share
-18.9pp
-
Clapham TownLabour 54.6%vs Green 13.4%May 2026 Labour 35.5%vs Green 30.4%
Labour share
-19.1pp
-
St Martin'sLabour 59.9%vs Green 16.2%May 2026 Labour 42.5%vs Green 24.5%
Labour share
-17.4pp
-
Stockwell EastLabour 55.0%vs Green 17.9%May 2026 Lib Dem 31.1%vs Green 30.6%
Labour→Lib Dem
+22.0pp
-
Stockwell West & LarkhallLabour 59.4%vs Green 15.5%May 2026 Labour 38.5%vs Green 34.3%
Labour share
-20.8pp
-
Streatham Hill West & ThorntonLabour 49.0%vs Lib Dem 25.2%May 2026 Lib Dem 45.3%vs Labour 21.8%
Labour→Lib Dem
+23.6pp
-

Projection trajectory

PollCheck's projection for Clapham and Brixton Hill at each of the last 60 GB polls. Hover the chart for the underlying poll details.

Who has won Clapham and Brixton Hill at past general elections?

2024 and notional 2019 rows are on current boundaries; 2010-2017 rows are on the boundaries in force at the time. More on boundaries ›

Year Result MP Lab Con LD Right (Ref/UKIP) Green Other Majority Turnout
2010predecessorLab holdChuka Umunna Streatham MP42.8%18.3%35.8%-1.8%1.2%3,25962.8%
2015predecessorLab holdChuka Umunna Streatham MP53.0%25.1%9.0%3.2% UKIP8.9%0.8%13,93463.1%+0.3
2017predecessorLab holdChuka Umunna Streatham MP68.5%21.4%6.5%0.6% UKIP3.0%-26,28570.9%+7.8
2019notionalLabour winnerBell Ribeiro-Addy Streatham MP, pre-review boundary55.4%19.5%19.8%-4.2%1.1%17,29164.4%
2024Lab holdBell Ribeiro-Addy56.5%10.2%14.4%4.1% Ref13.5%1.2%18,00557.6%-6.8

Clapham and Brixton Hill was created or substantially redrawn by the 2023 boundary review. Pre-2024 rows below are for the predecessor seat Streatham (the seat that covered most of this area), so vote shares and majorities aren’t directly comparable to the post-2024 figures.

Constituencies most like Clapham and Brixton Hill

Five seats with similar demographic profiles to Clapham and Brixton Hill. Politics shown for context.

What would change this seat?

Move the sliders to set national vote shares. The per-seat projection updates live. Reset returns to the current 7-poll average.

Related

Sources

Every figure on this page is computed from the sources below. Read the full methodology ›

Show full source list
  • 2024 general election results · UK Parliament Election Results portal and House of Commons Library briefing CBP-10009.
  • Notional 2019 results on 2024 boundaries · UK Parliament Election Results portal. Recalculated by Parliament; carries assumptions about how 2019 voters would have distributed across the redrawn boundaries.
  • Historic general election results (2010-2017) · House of Commons Library historic results files (on the boundaries in force at the time).
  • Ward-level GE2024 estimates · Britain Elects / New Statesman - article by Ben Walker, underlying spreadsheet. Modelled from constituency totals; average ~4pp per-ward MoE.
  • May 2026 council ward results · Democracy Club via PollCheck's locals 2026 dataset.
  • Earlier council ward results (2014-2024) · DCLEAPIL v1.0 (Jason Leman, drawing on Andrew Teale's LEAP dataset and Democracy Club).
  • Demographics · ONS Census 2021 (England and Wales), aggregated to constituency level using the ONS LSOA21 -> PCON24 best-fit lookup.
  • EU referendum 2016 estimates · Constituency-level Leave vote estimates (Hanretty 2017 method).
  • MP details and Cabinet roles · UK Parliament Members API. MP photos are fetched live from the same source.
  • Boundary geometry and lookups · ONS Open Geography Portal (PCON24 boundaries, LSOA21 boundaries, LSOA21-WD24-LAD24 best-fit lookup).
  • Current projection and trajectory · PollCheck's demographic swingometer applied to the rolling 7-poll average from aggregated GB polls. Not a true MRP - vote-share movements are applied through per-constituency sensitivity multipliers derived from demographic regressions.

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