Riding profile

Chesham and Amersham

UK constituency — England · Mixed · south east

The question

Chesham and Amersham: a safe seat for the Lib Dems?

Editorial read

Chesham and Amersham, a mixed constituency in England, elected a member with the Lib Dems in the previous cycle, with a 10-point margin. The Vote-Scope model projects the Lib Dems ahead at 35% vote share, against 28% for the Conservatives, and the probability of a close race is negligible.

Sitting member

Sarah Green

Sits with Lib Dems

Since
2021-06-17
Parliament
59th

Current forecast

Lib Dems

Safe

Probability
100%
Mean margin (pts)
7.2
P(close race)
0%

Projected vote share

Projection by party

  • Lib Dems 35.5%
  • Conservative 28.3%
  • Reform UK 19.8%
  • Green 8.3%
  • Labour 5.9%
  • Other 2.0%

In context

How this riding stacks up

Lib Dems Conservative Reform UK Green
HereChesham and Amersham 35.5%28.3%19.8%8.3%
National averageUnited Kingdom 11.6% +23.8 18.9% +9.4 25.3% −5.5 11.8% −3.6

Nationwide averages computed across the 650 riding-level projections (unweighted mean).

Previous election · UK 2024

Won by
Lib Dems
Margin
10.0 pts
Margin shift vs current projection
-2.8 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Sarah Green Elected Lib Dems 24,422 44.9
Gareth Williams Conservative 18,971 34.8
Laurence Jarvis Reform UK 5,310 9.8
Chris Chilton Labour 3,502 6.4
Justine Fulford Green 1,673 3.1
Muhammad Khan Other 466 0.9
Julian Foster Other 111 0.2

Demographics

Who lives here

Population
99,904
Median age
44
Employment rate
78.5%

Data source : ONS mid-2022 population + Jan 2026 labour market

Last model run
Cycle
uk_2029