Portsmouth City Council is the local authority of the city of Portsmouth, Hampshire, England. It is a unitary authority, having the powers of a non-metropolitan county and district council combined. It provides a full range of local government services, including Council Tax billing, libraries, social services, town planning, waste collection, and disposal, and it is a local education authority.

The 2024 United Kingdom local elections took place on 2 May 2024 to choose around 2,600 councillors on 107 councils in England, 11 directly elected mayors in England, the 25 members of the London Assembly, and 37 police and crime commissioners in England and Wales. The 2024 Blackpool South parliamentary by-election was held on the same day.