Council · Welsh principal area

Powys

No overall control. Liberal Democrats largest party after May 7 2026. (Remained no overall control, previously ncc)

What happened on May 7

Seats won and overall control

After May 7

No overall control. Liberal Democrats largest party

Council size: 68 seats · 1 up on May 7

Reform UK

4 of 68 seats

Won 0 on May 7 · had 4 before

Next election

May 2027

Whole council every 5 years.

Post-May 7 composition

Lib Dem

Independent / Other

Conservative

Labour

Reform UK

Plaid Cymru

Green Party

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?

0% 0 / 1 winners called correctly across this council's wards

5.41pp major-party MAE, average gap between predicted and actual share

+7.43pp 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

Reform UK

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

All wards

Ward	Our top pick	Actual winner	Predicted share	Confidence
Llandrindod South	Reform UK	Lib Dem	34.1%	medium