Constituency profile

Streatham and Croydon North

London · Borough constituency

Steve Reed MP
Sitting MP

Steve Reed

Labour (Co-op)

First elected November 2012

Current PollCheck projection

Region & type
London
Borough constituency
Last 5 GE winners
LLLLL
Labour 5/5
EU referendum 2016
30.9% Leave
UK average 51.9%; -21.0pp below mean
Current outlook
Labour +25.9pp
vs Green 18.9%
LondonStrong Remain areaGraduate-heavyDiverse

About the Streatham and Croydon North constituency

Streatham and Croydon North is a borough constituency in London. The sitting MP is Steve Reed (Labour (Co-op)), first elected in November 2012. At the 2024 general election, Labour won with 52.1% to 17.1% for the Greens, a majority of 15,603 votes on a 58.4% turnout. PollCheck's current projection, at the seven-poll average, has Labour on 44.8% and the Greens on 18.9%, a margin of 25.9 points.

Who lives in Streatham and Croydon North? Constituency demographics

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

Leave vote 2016
30.9%
UK average ~52%
Degree or above
48.7%
UK average ~34%
No qualifications
15.1%
UK average ~18%
Owner-occupied
49.0%
UK average ~63%
Renting (social + private)
49.5%
UK average ~36%
Median age
36.6
UK median ~40
Age 65+
13.6%
UK average ~19%
Age 18-34
36.3%
UK average ~28%

How did Streatham and Croydon North 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 15,603 votes (35.0pp) · turnout 58.4%

Current projection

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

Map of Streatham and Croydon North

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)

Streatham and Croydon North within Lambeth and Croydon

Streatham and Croydon North crosses council boundaries: Lambeth (52%), Croydon (48%). The figures below are from the 7 May 2026 council elections where held, otherwise the most recent available ward result. About this layer ›

Council overlap

CouncilShare of seatProjection
Lambeth
34 LSOAs
52%View projection ›
Croydon
31 LSOAs
48%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 2026Streatham St Leonard's
Lambeth
LD GAIN from GrnLD 42% Grn 35% Lab 15%

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
Crystal Palace & Upper NorwoodLabour 50.6%vs Green 16.1%May 2026 Green 31.9%vs Lib Dem 29.3%
Labour→Green
+20.6pp
46.9%
Norbury & Pollards HillLabour 54.6%vs Conservative 14.5%May 2026 Labour 37.6%vs Green 30.6%
Labour share
-17.0pp
36.7%
Norbury ParkLabour 53.3%vs Conservative 19.5%May 2026 Labour 35.4%vs Green 28.1%
Labour share
-17.9pp
38.4%
St Martin'sLabour 59.9%vs Green 16.2%May 2026 Labour 42.5%vs Green 24.5%
Labour share
-17.4pp
-
Streatham Common & ValeLabour 50.6%vs Green 16.7%May 2026 Labour 31.6%vs Lib Dem 28.6%
Labour share
-19.0pp
-
Streatham Hill EastLabour 54.5%vs Green 17.9%May 2026 Green 42.6%vs Labour 26.4%
Labour→Green
+26.4pp
-
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
-
Streatham St Leonard'sLabour 47.7%vs Green 28.2%May 2026 Green 47.2%vs Labour 23.7%
Labour→Green
+21.5pp
-
Streatham WellsLabour 52.1%vs Green 15.9%May 2026 Lib Dem 36.9%vs Green 29.7%
Labour→Lib Dem
+24.3pp
-
Thornton HeathLabour 57.4%vs Green 13.7%May 2026 Labour 38.2%vs Green 28.9%
Labour share
-19.2pp
35.7%

Projection trajectory

PollCheck's projection for Streatham and Croydon North at each of the last 60 GB polls. Hover the chart for the underlying poll details.

Who has won Streatham and Croydon North 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 holdMalcolm Wicks Croydon North MP56.0%24.1%14.0%1.7% UKIP2.0%2.2%16,48160.6%
2015predecessorLab holdSteve Reed Croydon North MP62.6%22.7%3.6%5.4% UKIP4.7%1.0%21,36462.3%+1.7
2017predecessorLab holdSteve Reed Croydon North MP74.2%19.9%2.8%1.3% UKIP1.6%0.3%32,36568.2%+5.9
2019notionalLabour winnerSteve Reed Croydon North MP, pre-review boundary57.9%18.8%17.5%-4.4%1.4%20,03867.5%
2024Lab holdSteve Reed52.1%12.0%11.3%4.5% Ref17.1%3.0%15,60358.4%-9.1

Streatham and Croydon North was created or substantially redrawn by the 2023 boundary review. Pre-2024 rows below are for the predecessor seat Croydon North (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 Streatham and Croydon North

Five seats with similar demographic profiles to Streatham and Croydon North. 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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