Hillrise is an electoral ward in the London Borough of Islington.

It returns councillors to Islington London Borough Council.

The by-election took place on 15 August 2024, following the resignation of Ollie Steadman.

[3] The by-election was held on 2 May 2024, following the resignation of former Mayor of Islington, Dave Poyser.

The by-election took place on 16 December 1999, following the death of Milton Babulall.

[11] The result of the by-election caused control of Islington Council to be gained by the Liberal Democrats.