The Canford Heath ward by-election was held on 6 May 2021.
| Name of candidate | Description (if any) | Number of votes* |
|---|---|---|
| GABRIEL, Sean | Conservative Party Candidate | 1406 |
| GREEN, Janet Elizabeth | Labour Party | 335 |
| HODGES, Jennifer Mary (commonly known as Jennie) |
Liberal Democrats | 1365 |
| PANTLING, Benjamin Leslie (commonly known as Ben) |
Green Party | 128 |
| SHELDON, John | Independent | 132 |
| SPENCE, Victoria Claire (commonly known as Vicky) |
UK Independence Party (UKIP) | 105 |
*the elected candidate is highlighted in bold.
Voting summary
- vacant seats: 1
- electorate: 10,934
- ballot papers issued: 3,495
- turnout: 31.96%.