Riding profile

Montgomeryshire and Glyndŵr

UK constituency — Wales · Mixed · wales

The question

Montgomeryshire and Glyndŵr: who wins this toss-up?

Editorial read

Montgomeryshire and Glyndŵr, a mixed constituency in Wales, elected a member with Labour in the previous cycle, with a 9-point margin. The Vote-Scope model projects Reform UK ahead at 26% vote share, against 20% for Plaid Cymru, and the race could swing.

Sitting member

Steve Witherden

Sits with Labour

Since
2024-07-04
Parliament
59th

Current forecast

Reform UK

Toss-up

Probability
98%
Mean margin (pts)
5.7
P(close race)
40%

Projected vote share

Projection by party

  • Reform UK 25.7%
  • Plaid Cymru 20.3%
  • Lib Dems 14.6%
  • Conservative 14.5%
  • Labour 12.5%
  • Green 10.4%
  • Other 1.6%
  • SNP 0.5%

In context

How this riding stacks up

Reform UK Plaid Cymru Lib Dems Conservative
HereMontgomeryshire and Glyndŵr 25.7%20.3%14.6%14.5%
National averageUnited Kingdom 25.3% +0.4 1.0% +19.2 11.6% +2.9 18.9% −4.4

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

Previous election · UK 2024

Won by
Labour
Margin
8.8 pts
Margin shift vs current projection
-3.1 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Steve Witherden Elected Labour 12,709 29.4
Oliver Lewis Reform UK 8,894 20.6
Craig Williams Conservative 7,775 18.0
Glyn Preston Lib Dems 6,470 15.0
Elwyn Vaughn Plaid Cymru 5,667 13.1
Jeremy Brignell-Thorp Green 1,744 4.0

Demographics

Who lives here

Population
98,347
Median age
47
Employment rate
74.5%

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

Last model run
Cycle
uk_2029