Constituency profile

Broxbourne

East of England · County constituency

Lewis Cocking MP
Sitting MP

Lewis Cocking

Conservative

First elected July 2024

Current PollCheck projection

Region & type
East of England
County constituency
Last 5 GE winners
CCCCC
Conservative 5/5
EU referendum 2016
65.5% Leave
UK average 51.9%; +13.6pp above mean
Current outlook
Reform UK +5.7pp
Vulnerability score 8/10 (Conservative projected to lose)
SouthernStrong Leave areaWorking-class profile

About the Broxbourne constituency

Broxbourne is a county constituency in the East of England. The sitting MP is Lewis Cocking (Conservative), first elected in July 2024. At the 2024 general election, the Conservatives won with 36.8% to 30.1% for Labour, a majority of 2,858 votes on a 57.1% turnout. PollCheck's current projection, at the seven-poll average, has Reform UK on 36.8% and the Conservatives on 31.1%, a margin of 5.7 points - a projected change of hands from the Conservatives.

Who lives in Broxbourne? Constituency demographics

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

Leave vote 2016
65.5%
UK average ~52%
Degree or above
27.8%
UK average ~34%
No qualifications
20.5%
UK average ~18%
Owner-occupied
68.8%
UK average ~63%
Renting (social + private)
30.2%
UK average ~36%
Median age
40.4
UK median ~40
Age 65+
21.5%
UK average ~19%
Age 18-34
29.4%
UK average ~28%

How did Broxbourne 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

Con hold · majority 2,858 votes (6.7pp) · turnout 57.1%

Current projection

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

Map of Broxbourne

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)

Broxbourne within Broxbourne and East Hertfordshire

Broxbourne crosses council boundaries: Broxbourne (91%), East Hertfordshire (9%). 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
Broxbourne
58 LSOAs
91%View projection ›
East Hertfordshire
6 LSOAs
9%

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
Broxbourne and Hoddesdon SouthConservative 45.1%vs Labour 24.0%May 2026 Conservative 50.0%vs Reform 27.4%
Conservative share
+4.9pp
-
Cheshunt NorthConservative 34.6%vs Labour 32.8%May 2026 Conservative 36.9%vs Reform 33.1%
Conservative share
+2.3pp
-
Cheshunt South and TheobaldsLabour 33.5%vs Conservative 32.6%May 2026 Conservative 40.3%vs Reform 28.6%
Labour→Conservative
+12.8pp
-
Flamstead EndConservative 38.8%vs Labour 28.4%May 2026 Conservative 41.7%vs Reform 35.6%
Conservative share
+2.9pp
-
Goffs OakConservative 41.9%vs Labour 23.7%May 2026 Conservative 43.5%vs Reform 37.2%
Conservative share
+1.6pp
-
Great Amwell & StansteadsConservative 36.2%vs Labour 27.7%2023 Lib Dem 42.4%vs Conservative 36.1%-29.0%
Hertford Heath & BrickendonConservative 41.9%vs Labour 23.5%2023 Green 52.7%vs Conservative 34.2%-34.0%
Hoddesdon NorthConservative 42.2%vs Labour 27.8%May 2026 Conservative 44.3%vs Reform 36.8%
Conservative share
+2.1pp
-
Hoddesdon Town and Rye ParkConservative 35.0%vs Labour 31.4%May 2026 Reform 40.5%vs Conservative 32.4%
Conservative→Reform
+10.7pp
-
Rosedale and Bury GreenConservative 34.3%vs Labour 31.3%May 2026 Reform 36.2%vs Conservative 35.5%
Conservative→Reform
+6.4pp
-
Waltham CrossLabour 41.5%vs Conservative 27.1%May 2026 Labour 28.7%vs Reform 28.1%
Labour share
-12.8pp
-
Wormley and TurnfordConservative 34.7%vs Labour 31.2%May 2026 Conservative 45.2%vs Reform 31.7%
Conservative share
+10.5pp
-

Projection trajectory

PollCheck's projection for Broxbourne at each of the last 60 GB polls. Hover the chart for the underlying poll details.

Who has won Broxbourne 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
2010Con holdCharles Walker17.6%58.8%13.4%4.1% UKIP-6.1%18,80464.0%
2015Con holdCharles Walker18.4%56.1%3.2%19.7% UKIP2.6%-16,72363.1%-0.9
2017Con holdCharles Walker28.9%62.2%3.1%4.0% UKIP1.8%-15,79264.6%+1.5
2019notionalConservative winnerCharles Walker 2019 MP, pre-review boundary24.0%64.2%9.0%-2.8%-19,19263.2%-1.4
2024Con holdLewis Cocking30.2%36.8%6.3%20.4% Ref5.7%0.6%2,85857.1%-6.1

Earlier years are on pre-2024 boundaries; comparable results on the new boundary will be added when sourced.

Constituencies most like Broxbourne

Five seats with similar demographic profiles to Broxbourne. 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.

If you spot a data issue, please let us know.