UK voters cast midterm verdict on Starmer amid Reform surge

Millions of voters across England, Scotland and Wales cast the first major midterm-style verdict on Keir Starmer’s government on Thursday, with Reform UK emerging as the clearest threat to Labour’s authority after its 2024 general election win.

The ballot stretched well beyond a routine local contest. England held elections in 172 local authorities, including 32 London boroughs, alongside six local authority mayoral races. Scottish Parliament elections and Senedd Cymru elections were also on the same day, giving the vote a national reach that made it a test of public patience with Labour in power rather than a set of isolated council fights.

That scale matters because British local election nights have long been read as a warning light for the party in Westminster. This year’s version carried extra weight. Reform UK was framed as the main party benefiting from early local results and as a serious challenge to both Labour and the Conservatives, raising the question of whether the setback for Starmer would amount to a temporary protest vote or the start of a more durable realignment in British politics.

The Electoral Commission said voters in England needed photo ID to vote at a polling station, with registration closing on Monday 20 April 2026. Deadlines also came fast for those voting by post or proxy: 5pm on Tuesday 21 April for postal and postal-proxy votes, and 5pm on Tuesday 28 April for proxy votes and for free voter ID in England. Polling stations were open from 7am to 10pm on polling day.

The timing was unusually complex because some English councils had been allowed to delay elections after the government moved in December 2024 to support local government reorganisation and devolution plans. That left the May 2026 ballot looking less like a standard local cycle and more like a national stress test of Labour’s governing mandate only months into Starmer’s premiership.

For Labour, the danger was not just losing seats or councils. A strong Reform showing would suggest that anger over immigration, spending and delivery was consolidating into a broader political shift, one that could reshape council chambers and the wider balance of power in England, Scotland and Wales. If the results pointed only to a protest wave, Starmer could treat them as a warning. If they signaled something deeper, the pressure on his government was only beginning.