Constituency profile

Mid Dorset and North Poole

South West · County constituency

Vikki Slade MP
Sitting MP

Vikki Slade

Liberal Democrat

First elected July 2024

Current PollCheck projection

Region & type
South West
County constituency
Last 5 GE winners
LDCCCLD
Conservative 3/5, Liberal Democrats 2/5
EU referendum 2016
57.1% Leave
UK average 51.9%; +5.2pp above mean
Current outlook
Conservative +1.8pp
Vulnerability score 5/10 (Liberal Democrats projected to lose)
SouthernLeave-leaning

About the Mid Dorset and North Poole constituency

Mid Dorset and North Poole is a county constituency in the South West. The sitting MP is Vikki Slade (Liberal Democrat), first elected in July 2024. At the 2024 general election, the Liberal Democrats won with 43.3% to 40.6% for the Conservatives, a majority of 1,352 votes on a 65.8% turnout. PollCheck's current projection, at the seven-poll average, has the Conservatives on 34.7% and the Liberal Democrats on 32.9%, a margin of 1.8 points - a projected change of hands from the Liberal Democrats.

Who lives in Mid Dorset and North Poole? Constituency demographics

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

Leave vote 2016
57.1%
UK average ~52%
Degree or above
31.4%
UK average ~34%
No qualifications
14.8%
UK average ~18%
Owner-occupied
75.6%
UK average ~63%
Renting (social + private)
23.6%
UK average ~36%
Median age
48.6
UK median ~40
Age 65+
31.3%
UK average ~19%
Age 18-34
22.9%
UK average ~28%

How did Mid Dorset and North Poole 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

LD gain from Con · majority 1,352 votes (2.7pp) · turnout 65.8%

Current projection

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

Map of Mid Dorset and North Poole

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)

Mid Dorset and North Poole within Dorset and Bournemouth, Christchurch and Poole

Mid Dorset and North Poole crosses council boundaries: Dorset (57%), Bournemouth, Christchurch and Poole (43%). None of the constituent councils were due to vote in 2026, so the figures below are the most recent ward results available. About this layer ›

Council overlap

CouncilShare of seat
Dorset
35 LSOAs
57%
Bournemouth, Christchurch and Poole
26 LSOAs
43%

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
Bearwood & MerleyLib Dem 47.4%vs Conservative 37.2%2023 Lib Dem 71.9%vs Conservative 20.7%-36.1%
BroadstoneLib Dem 51.5%vs Conservative 30.9%2023 Lib Dem 68.8%vs Conservative 25.7%-44.7%
Canford HeathConservative 43.7%vs Lib Dem 40.7%2023 Lib Dem 62.4%vs Conservative 30.1%-34.6%
Colehill & Wimborne Minster EastConservative 44.7%vs Lib Dem 40.9%2024 Lib Dem 49.5%vs Conservative 34.5%-41.5%
Corfe MullenConservative 42.6%vs Lib Dem 41.2%2024 Lib Dem 55.9%vs Conservative 28.9%-31.7%
Lytchett Matravers & UptonConservative 43.6%vs Lib Dem 40.1%2024 Lib Dem 53.7%vs Conservative 41.2%-27.6%
Stour & Allen ValeConservative 49.8%vs Lib Dem 35.8%2024 Lib Dem 53.0%vs Conservative 38.3%-33.9%
WarehamLib Dem 44.3%vs Conservative 40.0%2024 Lib Dem 69.0%vs Conservative 24.0%-36.7%
West PurbeckConservative 37.9%vs Lib Dem 21.4%2024 Lib Dem 48.9%vs Conservative 40.5%-30.5%
Wimborne MinsterLib Dem 44.5%vs Conservative 35.8%2024 Lib Dem 64.5%vs Conservative 27.3%-30.7%

Projection trajectory

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

Who has won Mid Dorset and North Poole 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
2010LD holdAnnette Brooke5.9%44.5%45.1%4.5% UKIP--26972.4%
2015Con gain from LDMichael Tomlinson6.0%50.8%28.2%12.2% UKIP2.8%-10,53072.3%-0.1
2017Con holdMichael Tomlinson13.3%59.2%27.5%---15,33974.2%+1.9
2019notionalConservative winnerMichael Tomlinson 2019 MP, pre-review boundary7.3%60.0%29.9%-2.9%-16,57073.9%-0.3
2024LD gain from ConVikki Slade9.2%40.6%43.3%-4.8%2.1%1,35265.8%-8.1

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

Constituencies most like Mid Dorset and North Poole

Five seats with similar demographic profiles to Mid Dorset and North Poole. 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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