Sheffield
Metropolitan Borough· Yorkshire and The Humber· By-thirds (1/3 contested)· 84 total seats
Control:Labour→NOC
Remains no overall control. Labour projected as largest party (10/28 seats) but no party reaches a majority.
Seat Projection (Current vs Projected)
Labour
Now: 36Proj: 19-17
Conservative
Now: 0Proj: 5+5
Lib Dem
Now: 28Proj: 17-11
Reform
Now: 0Proj: 25+25
Green
Now: 14Proj: 18+4
Other/Ind
Now: 6Proj: 0-6
Faded bar = current seats. Solid bar = projected. Dashed line = majority threshold. For by-thirds councils, projection covers the 1/3 of seats contested in 2026 overlaid on the existing 2/3.
Projected Vote Shares
Reform
21.9%
Labour
21.2%
Green
19.1%
Lib Dem
16.1%
Conservative
13.8%
Ind/Other
7.9%
Control Probabilities
Labour
0%
Conservative
0%
Reform
0%
Lib Dem
0%
Green
0%
NOC
0%
From 1,000 Monte Carlo simulations. Confidence: medium.
What to watch
Reform surge