Constituency profile

Suffolk Coastal

East of England · County constituency · East Suffolk borough

Jenny Riddell-Carpenter MP
Sitting MP

Jenny Riddell-Carpenter

Labour

First elected July 2024

Current PollCheck projection

Region & type
East of England
County constituency, East Suffolk council
Last 5 GE winners
CCCCL
Conservative 4/5, Labour 1/5
EU referendum 2016
55.2% Leave
UK average 51.9%; +3.3pp above mean
Current outlook
Reform UK +14.5pp
Vulnerability score 10/10 (Labour projected to lose)
SouthernLeave-leaning

About the Suffolk Coastal constituency

Suffolk Coastal is a county constituency in the East of England. The sitting MP is Jenny Riddell-Carpenter (Labour), first elected in July 2024. At the 2024 general election, Labour won with 31.7% to 29.5% for the Conservatives, a majority of 1,070 votes on a 66.4% turnout. PollCheck's current projection, at the seven-poll average, has Reform UK on 34.6% and the Conservatives on 20.1%, a margin of 14.5 points - a projected change of hands from Labour.

Who lives in Suffolk Coastal? Constituency demographics

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

Leave vote 2016
55.2%
UK average ~52%
Degree or above
30.8%
UK average ~34%
No qualifications
17.6%
UK average ~18%
Owner-occupied
69.2%
UK average ~63%
Renting (social + private)
30.3%
UK average ~36%
Median age
51.7
UK median ~40
Age 65+
34.5%
UK average ~19%
Age 18-34
21.3%
UK average ~28%

How did Suffolk Coastal 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 gain from Con · majority 1,070 votes (2.2pp) · turnout 66.4%

Current projection

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

Map of Suffolk Coastal

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)

Suffolk Coastal within East Suffolk

Suffolk Coastal sits entirely within East Suffolk Council. East Suffolk was not itself in the 2026 election cycle, but the Suffolk County Council election was held on Thursday 7 May 2026; the county-division results covering this seat are shown below. About this layer ›

Council overlap

CouncilShare of seat
East Suffolk
54 LSOAs
100%

Suffolk 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.

DivisionWinnerTop 3 vote sharesTurnout
Aldeburgh & LeistonRefRef 33% Con 27% Grn 26%
Blyth EstuaryRefRef 27% Con 21% LD 21%50.9%
Felixstowe ClifflandsRefRef 33% LD 29% Con 17%
Felixstowe MaritimeRefRef 43% Grn 21% Con 14%39.0%
Framlingham & Wickham MarketGrnGrn 34% Ref 29% Con 25%
HalesworthGrnGrn 46% Ref 28% Con 17%50.0%
MartleshamRefRef 33% Con 26% LD 17%
Saxmundham & DistrictIndependentIndependent 28% Ref 23% Grn 23%
Walton & TrimleysRefRef 39% Con 19% Lab 16%
WilfordRefRef 32% Con 29% Grn 26%
WoodbridgeLDLD 46% Ref 19% Con 16%

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
2 Mar 2025Woodbridge
East Suffolk
LD HOLD

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
Aldeburgh & LeistonConservative 32.6%vs Labour 30.0%2023 Green 55.5%vs Conservative 33.6%-40.1%
DebenConservative 33.8%vs Labour 32.9%2023 Conservative 51.5%vs Green 48.5%-40.1%
Eastern FelixstoweLabour 29.6%vs Conservative 29.2%2023 Lib Dem 47.9%vs Conservative 41.4%-49.6%
Kelsale & YoxfordLabour 29.9%vs Conservative 29.1%2023 Lib Dem 54.4%vs Conservative 25.8%-43.5%
Martlesham & Purdis FarmLabour 33.1%vs Conservative 30.5%2023 Lib Dem 53.7%vs Conservative 46.3%-35.3%
MeltonLabour 31.5%vs Conservative 30.1%2023 Green 52.1%vs Conservative 37.5%-47.5%
Orwell & VillagesConservative 32.8%vs Labour 29.4%2023 Lib Dem 63.4%vs Conservative 36.6%-33.6%
Rendlesham & OrfordLabour 32.1%vs Conservative 30.0%2023 Green 58.1%vs Conservative 38.0%-37.7%
SaxmundhamLabour 33.7%vs Conservative 27.8%2023 Independent 34.5%vs Lib Dem 27.9%-33.1%
SouthwoldLib Dem 26.9%vs Conservative 26.2%2023 Lib Dem 72.4%vs Conservative 17.1%-48.1%
Western FelixstoweLabour 39.7%vs Conservative 22.9%2023 Labour 47.5%vs Conservative 38.3%-27.1%
WoodbridgeLabour 36.2%vs Conservative 28.4%2023 Conservative 31.7%vs Green 27.5%-67.7%
Wrentham, Wangford & WestletonConservative 30.0%vs Labour 24.7%2023 Lib Dem 59.5%vs Conservative 29.8%-43.8%

Projection trajectory

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

Who has won Suffolk Coastal 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 holdTherese Coffey16.1%46.4%29.8%5.7% UKIP2.0%-9,12871.7%
2015Con holdTherese Coffey18.0%51.9%8.6%15.6% UKIP5.9%-18,84271.4%-0.3
2017Con holdTherese Coffey30.5%58.1%7.0%-3.1%1.4%16,01273.2%+1.8
2019notionalConservative winnerThérèse Coffey 2019 MP, pre-review boundary21.4%56.4%15.1%-4.4%2.7%18,35572.1%-1.1
2024Lab gain from ConJenny Riddell-Carpenter31.7%29.5%14.0%15.9% Ref8.9%-1,07066.4%-5.7

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

Constituencies most like Suffolk Coastal

Five seats with similar demographic profiles to Suffolk Coastal. 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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