Brighton Kemptown and Peacehaven
South East · Borough constituency
About the Brighton Kemptown and Peacehaven constituency
Brighton Kemptown and Peacehaven is a borough constituency in the South East, spanning parts of Brighton and Hove, Lewes and neighbouring councils. The sitting MP is Chris Ward (Labour), first elected in July 2024.
At the 2024 general election, Labour won Brighton Kemptown and Peacehaven with 44.0% of the vote, ahead of the Conservatives on 20.2%, a majority of 9,663 votes. Turnout was 59.2%.
If a general election were held today, PollCheck's projection at the current seven-poll average has the Greens on 25.9% and Labour on 24.6% in Brighton Kemptown and Peacehaven, a margin of 1.3 points, a projected change from Labour since 2024. The projection updates automatically as new polls are added.
Demographically, Brighton Kemptown and Peacehaven is a strongly Remain-voting area (an estimated 34.8% voted Leave in 2016). About 34.6% of residents hold a degree, 52.0% of homes are owner-occupied, and the seat has a median age of about 40 (2021 Census).
Across the last 5 general elections on record, the seat has been won by Labour 3 times, the Conservatives 2 times (earlier years may be on predecessor boundaries).
Who lives in Brighton Kemptown and Peacehaven? Constituency demographics
From the 2021 Census and 2016 EU referendum estimates. Constituency-level data on 2024 boundaries.
How did Brighton Kemptown and Peacehaven 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 Brighton Kemptown and Peacehaven
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.
Brighton Kemptown and Peacehaven within Brighton and Hove and Lewes
Brighton Kemptown and Peacehaven crosses multiple council boundaries: Brighton and Hove (75%), Lewes (25%). None of the constituent district councils were in the 2026 election cycle, but the East Sussex County Council election was held on Thursday 7 May 2026; the county-division results covering this seat are shown below. The most recent district ward results are shown after them.
Council overlap
| Council | Share of seat |
|---|---|
| Brighton and Hove | 75% |
| Lewes | 25% |
East Sussex County Council election, Thursday 7 May 2026
The county council is a separate tier of local government from the district council and from Westminster. These are the results for the county divisions covering this seat; vote shares are computed from the declared per-candidate ballots.
| Division | Winner | Top 3 vote shares | Turnout |
|---|---|---|---|
| Peacehaven | Ref | Ref 35% Lab 24% Con 19% | 41.4% |
| Telscombe | Ref | Ref 33% Lab 28% Con 16% | 45.1% |
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.
| Date | Ward | Result | Top 3 vote shares |
|---|---|---|---|
| 19 Sep 2025 | Queen's Park | Grn GAIN from Lab | — |
| 9 May 2024 | Kemptown | Lab GAIN from Ind | — |
| 9 May 2024 | Queen's Park | Lab GAIN from Ind | — |
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 Brighton Kemptown and Peacehaven at each of the last 60 GB polls. Hover the chart for the underlying poll details.
Who has won Brighton Kemptown and Peacehaven 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 | Con gain from Lab | Simon Kirby Brighton, Kemptown MP | 34.9% | 38.0% | 18.0% | 1,328 | 64.7% |
| 2015predecessor | Con hold | Simon Kirby Brighton, Kemptown MP | 39.2% | 40.7% | 3.0% | 690 | 66.8%+2.1 |
| 2017predecessor | Lab gain from Con | Lloyd Russell-Moyle Brighton, Kemptown MP | 58.3% | 38.3% | 3.0% | 9,868 | 72.5%+5.7 |
| 2019notional | Labour winner | Lloyd Russell-Moyle Brighton, Kemptown MP, pre-review boundary | 51.2% | 34.4% | 6.0% | 8,280 | 70.8% |
| 2024 | Lab hold | Chris Ward | 44.0% | 20.2% | 9.7% | 9,663 | 59.2%-11.6 |
Brighton Kemptown and Peacehaven was created or substantially redrawn by the 2023 boundary review. Pre-2024 rows below are for the predecessor seat Brighton, Kemptown (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 Brighton Kemptown and Peacehaven
Five seats with similar demographic profiles to Brighton Kemptown and Peacehaven. Politics shown for context.
- ↓Leave34.8 / 38.8vs 53.2
- ↓Owner-occupied52.0 / 52.6vs 61.9
- ↑Private rent25.2 / 28.0vs 20.2
- ↓Owner-occupied52.0 / 50.4vs 61.9
- ↓Leave34.8 / 43.4vs 53.2
- ↑Social rent21.6 / 26.0vs 16.8
- ↓Leave34.8 / 37.4vs 53.2
- ↓Owner-occupied52.0 / 54.8vs 61.9
- ↑Private rent25.2 / 24.9vs 20.2
- ↓Owner-occupied52.0 / 56.1vs 61.9
- ↑Social rent21.6 / 22.7vs 16.8
- ↓Leave34.8 / 47.1vs 53.2
- ↓Owner-occupied52.0 / 54.0vs 61.9
- ↓Leave34.8 / 44.8vs 53.2
- ↑Private rent25.2 / 27.6vs 20.2
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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