Location map of Barnsley on the UK map

Council · Metropolitan borough

Barnsley

Reform UK majority after May 7 2026. (Majority gained, previously Labour)

What happened on May 7

Seats won and overall control

After May 7

Reform UK majority

Council size: 63 seats · 63 up on May 7

Reform UK

42 of 63 seats

Won 42 on May 7 · had 0 before · majority

Next election

May 2030

Whole council every 4 years.

Post-May 7 composition

Every party's seat count on the new council

Reform UK
42
Labour
11
Lib Dem
8
Independent / Other
2

Pre-May-7 composition is the latest OCD snapshot of who held each seat; post is pre minus seats up plus actual winners.

How accurate was the model here?

Our 7 May 2026 forecast for Barnsley

48% 10 / 21 winners called correctly across this council's wards
5.66pp major-party MAE, average gap between predicted and actual share
-6.96pp Reform UK signed bias, positive = predicted hot, negative = predicted cold

Locked, sha256-witnessed forecast scored against the actual count. See the full national accuracy audit →

Our locked May 7 forecast

The pre-election prediction

Reform UK
21
Labour
21
Green Party
8
Independent
5
Conservative
3
Lib Dem
3
English Democrats
1
SDP
1

This is the seats-on-the-ballot projection we published before polls opened, used here for accuracy comparison only.

All wards

Per-ward forecast vs actual

Ward Our top pick Actual winner Predicted share Confidence
Athersley & New Lodge Reform UK Reform UK 51.4% low
Central Labour Labour 37.2% high
Cudworth Labour Labour 47.1% high
Darfield & Great Houghton Reform UK Reform UK 51.4% low
Darton East Lib Dem Lib Dem 38.9% high
Darton West Labour Reform UK 31.6% high
Dearne North Labour Reform UK 43.3% high
Dearne South Labour Reform UK 39.5% high
Dodworth, Stainborough & Tankersley Reform UK Reform UK 51.4% low
Hoyland Milton Labour Reform UK 39.4% high
Kingstone Lib Dem Lib Dem 35.9% high
Monk Bretton Reform UK Reform UK 32.0% high
North East Labour Reform UK 36.7% high
Old Town Labour Labour 34.5% high
Penistone East Reform UK Labour 31.2% high
Penistone West Reform UK Lib Dem 31.0% high
Rockingham Independent Reform UK 33.1% high
Royston Labour Reform UK 37.1% high
Stairfoot Labour Reform UK 44.1% high
Wombwell Labour Reform UK 44.4% high
Worsbrough Reform UK Reform UK 31.6% high

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