A by-election took place on Tuesday 18 February 2025 in the Brent electoral ward of Alperton.
Charlie Clinton, Liberal Democrats, has been elected after winning a seat in the Alperton by-election.
This follows the resignation of former councillor Anton Georgiou earlier this year.
The breakdown of results is as follows:
| Name of candidate | Party | Number of votes |
| Charlie Clinton | Liberal Democrats | 1,743 |
| Harmit Vyas | The Conservative Party | 740 |
| Prerna Thakker | Labour Party | 827 |
| Mahendra Negi | Reform UK | 286 |
3,623 residents in Alperton ward cast their votes, marking a turnout of 33.7%.
27 ballot papers were rejected because they included votes for more candidates than the voter was entitled to, or they were unmarked or wholly void for uncertainty.