Starmer took office in July 2024 after Labour won a general election, ending 14 years of Conservative Party rule in Britain. However, his time in office was difficult. Labour lost over 1,000 seats in local council elections in May 2026.
The most popular candidate to replace Starmer is Andy Burnham, the former mayor of Greater Manchester. Burnham won a special election in Makerfield just one week before Starmer's resignation. He quickly confirmed he would run for the Labour leadership.
The Labour Party will open nominations for a new leader on July 9. If nobody challenges Burnham, he could become Prime Minister very quickly. If there is a contest, a new leader will be chosen by September 1, 2026. The UK could soon have its seventh Prime Minister in ten years.
In a brief but significant address outside 10 Downing Street on June 22, 2026, British Prime Minister Keir Starmer announced his resignation as both party leader and head of government, less than two years after leading Labour to its first election victory in over a decade. Starmer said his parliamentary colleagues had answered the question of whether he was best placed to lead the party into the next election, and he accepted their verdict with good grace.
The decision had been building for months. Labour suffered a heavy defeat in local council elections in May 2026, losing over 1,000 seats and seeing several mayors in major cities replaced by Reform UK candidates. Internal polls showed deep dissatisfaction with Starmer's leadership, and dozens of Labour MPs had reportedly written to him asking him to step aside for a stronger candidate.
The frontrunner to succeed Starmer is Andy Burnham, the charismatic former mayor of Greater Manchester who secured a return to Parliament the previous week by winning the Makerfield by-election. Burnham defeated Reform UK's candidate by a comfortable margin, which observers described as a signal that he had the electoral appeal Starmer lacked. Within hours of Starmer's announcement, Burnham confirmed he would stand for the Labour leadership.
The leadership contest will open for nominations on July 9 and close when Parliament rises for summer recess on July 16. If no credible challenger emerges, Burnham could be in office within weeks. If there is a formal contest, the new leader is expected to be confirmed by September 1, 2026. The UK would then have its seventh prime minister in a decade, a remarkable rate of change at the top of British politics that has fuelled widespread disillusionment with Westminster.
In a brief, plainly scripted address on the steps of 10 Downing Street on the morning of June 22, 2026, Sir Keir Starmer announced that he would relinquish both the Labour Party leadership and the office of Prime Minister, bringing an unexpectedly early close to a premiership defined more by its inheritance of crises than by any transformative political programme. Starmer noted that his parliamentary colleagues had given him their answer on whether he remained best placed to lead Labour into the next general election, and stated that he accepted that verdict with what he described as good grace.
The denouement had been visible for weeks. Labour's catastrophic performance in the May 2026 English local elections, in which the party shed more than 1,000 council seats and surrendered several city mayoralties to the resurgent Reform UK party, crystallised parliamentary discontent into open revolt. Scores of Labour backbenchers circulated letters demanding Starmer's departure, while private polling reportedly showed the leader's net approval ratings in a historically deep trough.
The principal beneficiary of Starmer's departure is Andy Burnham, the viscerally popular former Mayor of Greater Manchester, who cemented his position as the clear successor by winning the Makerfield by-election the previous week. He overturned a narrow Reform UK lead by a margin that surprised even his own campaign managers. The resounding nature of Burnham's triumph, in a constituency that had flirted with populist alternatives, provided exactly the empirical electoral proof that the fractious Labour parliamentary party needed to coalesce around a single candidate.
Under the timetable set by Starmer, nominations will open July 9 and close on July 16 when Parliament rises for its summer recess. If Burnham faces no credible challenger, the party rulebook permits an accelerated confirmation without a membership ballot, potentially making him Prime Minister before the end of July. Should a full contest materialise, a new leader is committed by September 1. The succession would give the United Kingdom its seventh head of government in a single decade, a rate of political turnover that analysts across the ideological spectrum have described as symptomatic of a deeper legitimacy crisis within British representative democracy.
British Prime Minister Keir Starmer announced his resignation on June 22, 2026, less than two years after taking office. Labour lost over 1,000 council seats in May elections, triggering a party revolt. Former Manchester mayor Andy Burnham is the heavy favourite to become the UK's next leader.

Keir Starmer is the Prime Minister of the United Kingdom. On June 22, 2026, he announced that he will resign. This means he will leave his job.
Starmer became Prime Minister in July 2024. He was the leader of the Labour Party. He did not finish his full time as Prime Minister.
Many people in his party wanted him to leave. His party lost many local elections in May 2026. Starmer said he accepted their decision.
Andy Burnham is likely to be the next Prime Minister. He won a special election in a place called Makerfield. He said he will try to become the new Labour leader.
1Who is Keir Starmer?
2What did Starmer announce on June 22, 2026?
3Which party is Starmer the leader of?
4Who is likely to replace Starmer?
5When did Starmer become Prime Minister?
6Keir Starmer announced he will keep his job.
7Starmer became Prime Minister in 2024.
8Andy Burnham won a special election in Makerfield.
9Labour won many local elections in May 2026.
10Andy Burnham said he will try to become the new Labour leader.
11Keir Starmer will ___ as Prime Minister.
12Starmer was the leader of the ___ Party.
13Andy Burnham won a special election in ___.