Councils Where Reform UK Are the Largest Party
A live breakdown of every council where Reform UK hold a majority of seats or are the largest party, from the seat totals behind each one.
Reform UK have outright majorities in 24 councils across Great Britain. In a further 16 councils, Reform are the largest party without a majority of seats. Reform UK have 2,302 councillors out of 18,811 across the 373 GB councils PollCheck tracks, spread across 13 county councils, 13 metropolitan boroughs, 7 unitary authorities, 1 London borough and 6 district councils.
Where Reform UK are the largest party
The wave that delivered most of Reform's council control came at the May 2025 locals, when the party took 10 councils outright: six county councils, three unitary authorities (Durham, North Northamptonshire and West Northamptonshire) and Doncaster. Subsequent by-elections, defections and the 2026 local elections have added unitary, metropolitan and district authorities to the column.
| Council type | Majority | Largest party, no majority | Total |
|---|---|---|---|
| County councils | 8 | 5 | 13 |
| Metropolitan boroughs | 10 | 3 | 13 |
| Unitary authorities | 4 | 3 | 7 |
| London boroughs | 1 | 0 | 1 |
| District councils | 1 | 5 | 6 |
| Total | 24 | 16 | 40 |
The full list
Italicised entries are councils where Reform UK are the largest party without a majority of seats.
Each council is classified from the seat counts recorded on the Council Control Map. A majority is at least half the seats plus one. Without one, Reform UK are listed where they hold more seats than any other party and more than independents and local parties combined; ties are not listed. Being the largest party is not the same as running the council: the Council Control Map shows which party leads each administration.
- County councils (13)
- Derbyshire
- Essex
- Kent
- Lancashire
- Lincolnshire
- Nottinghamshire
- Staffordshire
- Suffolk
- East Sussex
- Leicestershire
- Norfolk
- Warwickshire
- Worcestershire
- Metropolitan boroughs (13)
- Barnsley
- Calderdale
- Doncaster (majority of seats; Labour mayor)
- Gateshead
- Sandwell
- South Tyneside
- St Helens
- Sunderland
- Wakefield
- Walsall
- Birmingham
- Bradford
- Kirklees
- Unitary authorities (7)
- Durham
- North Northamptonshire
- Thurrock
- West Northamptonshire
- Hartlepool
- Isle of Wight
- North East Lincolnshire
- London boroughs (1)
- Havering
- District councils (6)
- Newcastle-under-Lyme
- Burnley
- Cannock Chase
- Havant
- Nuneaton and Bedworth
- Rochford
How Reform UK got here
At the May 2025 local elections Reform UK won its first 10 councils and gained Greater Lincolnshire and Hull & East Yorkshire as mayoral pickups. One of the 10 was Doncaster, where Reform took a majority of seats while Labour kept the directly elected mayoralty. The May 2026 locals delivered most of the metropolitan and London-borough additions, plus two further county pickups, Essex and Suffolk. Defections from Conservative and Labour councillors continue to expand the Reform UK councillor headcount.
PollCheck's Council Control Map shows live composition across every GB council, and the 2026 local election results page has the result for each council that voted on 7 May 2026. The latest UK polling page tracks Reform UK's national vote share against the other parties.
On how many councils are Reform UK the largest party in 2026?
Reform UK have outright majorities in 24 GB councils as of November 2026. In a further 16 councils Reform are the largest party without a majority of seats. The bulk of these wins came at the May 2025 local elections, with further pickups at the 2026 locals.
How many councillors does Reform UK have?
Reform UK has 2,302 councillors across the 373 GB councils PollCheck tracks. For comparison: Labour (4,583), Conservatives (3,863), Liberal Democrats (3,355), Greens (1,338), SNP (413), Plaid Cymru (203).
Which county councils are Reform UK the largest party on?
Reform UK have outright majorities on 8 county councils (Derbyshire, Essex, Kent, Lancashire, Lincolnshire, Nottinghamshire, Staffordshire and Suffolk) and are the largest party without a majority on 5 (East Sussex, Leicestershire, Norfolk, Warwickshire and Worcestershire).
Which mayoralties does Reform UK hold?
Reform UK holds the Greater Lincolnshire and Hull & East Yorkshire combined authority mayoralties. Doncaster's directly elected mayoralty is Labour-held: Reform won a majority of the council seats there in May 2025, but Labour's Ros Jones was re-elected mayor.
How does this compare with the other parties?
Councils by largest party, from the seat counts on PollCheck's Council Control Map - Labour: 109 (60 majority + 49 largest party); Conservatives: 87 (26 majority + 61 largest party); Liberal Democrats: 71 (43 majority + 28 largest party); Reform UK: 40 (24 majority + 16 largest party); SNP: 21 (1 majority + 20 largest party); Greens: 17 (6 majority + 11 largest party); Plaid Cymru: 5 (4 majority + 1 largest party). In the remaining councils independents and local parties together hold the most seats, or two parties are tied.