Riding profile

Gainsborough

UK constituency — England · Mixed · east midlands

The question

Gainsborough: who wins this toss-up?

Editorial read

Gainsborough, a mixed constituency in England, elected a member with the Conservatives in the previous cycle, with a 8-point margin. The Vote-Scope model projects Reform UK ahead at 34% vote share, against 29% for the Conservatives, and the race could swing.

Sitting member

Sir Edward Leigh

Sits with Conservative

Since
1983-06-09
Parliament
59th

Current forecast

Reform UK

Toss-up

Probability
100%
Mean margin (pts)
4.7
P(close race)
94%

Projected vote share

Projection by party

  • Reform UK 34.0%
  • Conservative 29.3%
  • Labour 16.6%
  • Lib Dems 11.2%
  • Green 6.5%
  • Other 2.1%

In context

How this riding stacks up

Reform UK Conservative Labour Lib Dems
HereGainsborough 34.0%29.3%16.6%11.2%
National averageUnited Kingdom 25.3% +8.7 18.9% +10.4 21.7% −5.1 11.6% −0.4

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

Previous election · UK 2024

Won by
Conservative
Margin
7.6 pts
Margin shift vs current projection
-2.9 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Edward Leigh Elected Conservative 16,636 35.6
Jess McGuire Labour 13,104 28.1
Pat O'Connor Reform UK 9,916 21.2
Lesley Rollings Lib Dems 5,001 10.7
Vanessa Smith Green 1,832 3.9
Tim Mellors Other 196 0.4

Demographics

Who lives here

Population
96,817
Median age
48
Employment rate
80.0%

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

Last model run
Cycle
uk_2029