Make-up of Carlisle City Council after Thursday 6 May 2021 Election:
By-Elections were held in the following 3 wards: Cathedral & Castle; Harraby South & Parklands; and Newtown & Morton North.
There was a 27.10 % overall turnout and 3 Carlisle City Councillors were elected.
The composition of Carlisle City Council following the 2021 election is as follows:
| Conservative |
19 |
| Green Party |
1 |
| Independent |
4 |
| Labour |
13 |
| Liberal Democrat |
1 |
| UKIP |
1 |