Constituency profile

East Grinstead and Uckfield

South East · County constituency

Mims Davies MP
Sitting MP

Mims Davies

Conservative

First elected May 2015Shadow: Shadow Secretary of State for Wales

Current PollCheck projection

Region & type
South East
County constituency
Last 5 GE winners
CCCCC
Conservative 5/5
EU referendum 2016
49.0% Leave
UK average 51.9%; -2.9pp below mean
Current outlook
Conservative +8.9pp
vs Reform UK 20.8%
SouthernBrexit-marginal

About the East Grinstead and Uckfield constituency

East Grinstead and Uckfield is a county constituency in the South East, spanning parts of Mid Sussex, Wealden and neighbouring councils. The sitting MP is Mims Davies (Conservative), first elected in May 2015.

At the 2024 general election, the Conservatives won East Grinstead and Uckfield with 38.3% of the vote, ahead of the Liberal Democrats on 21.5%, a majority of 8,480 votes. Turnout was 66.8%.

If a general election were held today, PollCheck's projection at the current seven-poll average has the Conservatives on 29.7% and Reform UK on 20.8% in East Grinstead and Uckfield, a margin of 8.9 points. The projection updates automatically as new polls are added.

Demographically, East Grinstead and Uckfield is closely divided in the 2016 EU referendum (an estimated 49.0% voted Leave in 2016). About 36.4% of residents hold a degree, 74.6% of homes are owner-occupied, and the seat has a median age of about 46 (2021 Census).

Across the most recent general elections on record here, the seat has been won by the Conservatives each time.

Who lives in East Grinstead and Uckfield? Constituency demographics

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

Leave vote 2016
49.0%
UK average ~52%
Degree or above
36.4%
UK average ~34%
No qualifications
12.4%
UK average ~18%
Owner-occupied
74.6%
UK average ~63%
Renting (social + private)
24.2%
UK average ~36%
Median age
46.3
UK median ~40
Age 65+
27.1%
UK average ~19%
Age 18-34
23.5%
UK average ~28%

How did East Grinstead and Uckfield 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 8,480 votes (16.8pp) · turnout 66.8%

Current projection

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

Map of East Grinstead and Uckfield

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.

Council layer (not Westminster)

East Grinstead and Uckfield within Mid Sussex and Wealden and 1 other council

East Grinstead and Uckfield crosses multiple council boundaries: Mid Sussex (57%), Wealden (33%), Lewes (10%). None of the constituent district councils were in the 2026 election cycle, but East Sussex County Council and West Sussex County Council elections were 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

CouncilShare of seat
Mid Sussex
33 LSOAs
57%
Wealden
19 LSOAs
33%
Lewes
6 LSOAs
10%

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.

DivisionWinnerTop 3 vote sharesTurnout
ChaileyGrnGrn 38% Ref 24% Con 24%53.1%
Maresfield & BuxtedGrnGrn 33% Con 33% Ref 26%56.8%
Uckfield NorthLDLD 32% Ref 31% Con 22%48.5%
Uckfield South with FramfieldRefRef 33% Con 25% LD 21%50.9%

West Sussex County Council election, Thursday 7 May 2026

DivisionWinnerTop 3 vote sharesTurnout
East Grinstead MeridianConCon 31% Ref 30% Grn 16%45.3%
East Grinstead South & Ashurst WoodConCon 43% Ref 25% LD 17%45.4%
ImberdownRefRef 31% Con 25% Independent 25%49.2%
Worth ForestRefRef 36% Con 25% Grn 15%45.8%

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
18 Oct 2024Wivelsfield
Lewes
Grn HOLD
7 Apr 2024Uckfield New Town
Wealden
Ind HOLD

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 East Grinstead and Uckfield at each of the last 60 GB polls. Hover the chart for the underlying poll details.

Who has won East Grinstead and Uckfield 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 Right (Ref/UKIP) Green Other Majority Turnout
2010predecessorCon holdCharles Hendry Wealden MP9.6%56.6%25.3%6.0% UKIP2.5%-17,17971.8%
2015predecessorCon holdNusrat Ghani Wealden MP10.8%57.0%9.1%16.7% UKIP6.4%-22,96771.1%-0.7
2017predecessorCon holdNusrat Ghani Wealden MP22.2%61.2%10.4%3.0% UKIP3.2%-23,62874.3%+3.2
2019notionalConservative winnerNusrat Ghani Wealden MP, pre-review boundary13.6%58.5%23.0%-4.9%-20,29179.1%
2024Con holdMims Davies20.7%38.3%21.5%-10.5%9.0%8,48066.8%-12.3

East Grinstead and Uckfield was created or substantially redrawn by the 2023 boundary review. Pre-2024 rows below are for the predecessor seat Wealden (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 East Grinstead and Uckfield

Five seats with similar demographic profiles to East Grinstead and Uckfield. 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

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