Clapham and Brixton Hill
London · Borough constituency · Lambeth borough
About the Clapham and Brixton Hill constituency
Clapham and Brixton Hill is a borough constituency in London, covering most or all of Lambeth. The sitting MP is Bell Ribeiro-Addy (Labour), first elected in December 2019.
At the 2024 general election, Labour won Clapham and Brixton Hill with 56.5% of the vote, ahead of the Liberal Democrats on 14.4%, a majority of 18,005 votes. Turnout was 57.6%.
If a general election were held today, PollCheck's projection at the current seven-poll average has Labour on 38.9% and the Greens on 20.9% in Clapham and Brixton Hill, a margin of 18.0 points. The projection updates automatically as new polls are added.
Demographically, Clapham and Brixton Hill is a strongly Remain-voting area (an estimated 21.5% voted Leave in 2016). About 60.3% of residents hold a degree, 31.8% of homes are owner-occupied, and the seat has a median age of about 32 (2021 Census).
Across the most recent general elections on record here, the seat has been won by Labour each time.
Who lives in Clapham and Brixton Hill? Constituency demographics
From the 2021 Census and 2016 EU referendum estimates. Constituency-level data on 2024 boundaries.
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
Current projection
Map of Clapham and Brixton Hill
Switch between ward-level 2024 election winners and a demographic view. Ward winners are Britain Elects' / New Statesman modelled estimates with an average ~4pp margin of error per ward. The demographic view splits the seat into small neighbourhoods (around 1,500 residents each, from the 2021 Census). Hover any area for detail.
Clapham and Brixton Hill within Lambeth
The Westminster constituency of Clapham and Brixton Hill sits entirely within Lambeth Council. Local council elections are a separate ballot from Westminster general elections - the figures below are from the council elections held on Thursday 7 May 2026.
Council overlap
| Council | Share of seat | Projection |
|---|---|---|
| Lambeth | 100% | View projection › |
Most recent council ward results
Latest council winner per ward. Where the council held a May 2026 election, those results are shown; otherwise we show the most recent available ward result (via DCLEAPIL, 2014-2024), or, where the seat was uncontested at the last election, the current sitting councillor from OpenCouncilData. The "Shift since GE2024" column is only computed for May 2026 results - earlier council votes pre-date the GE, so no directional shift is shown.
| Ward | GE2024 winner | Latest council winner | Shift since GE2024 | Turnout |
|---|
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 result is on current boundaries. The 2019 row is the UK Parliament's notional recalculation onto the 2024 boundaries (directly comparable to 2024). The 2010, 2015 and 2017 rows are on the boundaries in force at the time and aren't directly comparable.
| Year | Result | MP | Lab | Con | LD | Majority | Turnout |
|---|---|---|---|---|---|---|---|
| 2010predecessor | Lab hold | Chuka Umunna Streatham MP | 42.8% | 18.3% | 35.8% | 3,259 | 62.8% |
| 2015predecessor | Lab hold | Chuka Umunna Streatham MP | 53.0% | 25.1% | 9.0% | 13,934 | 63.1%+0.3 |
| 2017predecessor | Lab hold | Chuka Umunna Streatham MP | 68.5% | 21.4% | 6.5% | 26,285 | 70.9%+7.8 |
| 2019notional | Labour winner | Bell Ribeiro-Addy Streatham MP, pre-review boundary | 55.4% | 19.5% | 19.8% | 17,291 | 64.4% |
| 2024 | Lab hold | Bell Ribeiro-Addy | 56.5% | 10.2% | 14.4% | 18,005 | 57.6%-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.
- ↓Leave21.5 / 21.6vs 53.2
- ↓Owner-occupied31.8 / 29.1vs 61.9
- ↑Graduate60.3 / 57.5vs 33.7
- ↓Owner-occupied31.8 / 23.8vs 61.9
- ↓Leave21.5 / 26.1vs 53.2
- ↑Graduate60.3 / 56.9vs 33.7
- ↓Owner-occupied31.8 / 32.5vs 61.9
- ↓Leave21.5 / 29.9vs 53.2
- ↑Graduate60.3 / 54.2vs 33.7
- ↓Leave21.5 / 20.5vs 53.2
- ↓Owner-occupied31.8 / 29.0vs 61.9
- ↑Social rent33.7 / 37.1vs 16.8
- ↓Leave21.5 / 22.9vs 53.2
- ↑Graduate60.3 / 56.3vs 33.7
- ↓Owner-occupied31.8 / 39.9vs 61.9
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
- 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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