| Election Name: | 2021 Basildon Borough Council election |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 2019 Basildon Borough Council election |
| Previous Year: | 2019 |
| Next Election: | 2022 Basildon Borough Council election |
| Next Year: | 2022 |
| Seats For Election: | 14 of the 42 seats to Basildon Borough Council |
| Majority Seats: | 22 |
| Election Date: | 6 May 2021 |
| Party1: | Conservative Party (UK) |
| Seats Before1: | 18 |
| Seats1: | 4 |
| Seat Change1: | 4 |
| Seats After1: | 22 |
| Party2: | Labour Party (UK) |
| Seats Before2: | 14 |
| Seats2: | 0 |
| Seat Change2: | 2 |
| Seats After2: | 12 |
| Party3: | Independent (politician) |
| Seats Before3: | 7 |
| Seats3: | 0 |
| Seat Change3: | 1 |
| Seats After3: | 6 |
| Party4: | UKIP |
| Seats Before4: | 1 |
| Seats4: | 0 |
| Seat Change4: | 1 |
| Seats After4: | 0 |
| Map Size: | 300px |
| Council control | |
| Posttitle: | Council control after election |
| Before Election: | No overall control |
| After Election: | Conservative |
The 2021 Basildon Borough Council election took place on 6 May 2021 to elect members of Basildon Borough Council in Essex.[1] This was on the same day as other local elections. The Conservative Party regained control of the council from no overall control.
BCRP = Basildon Community Residents Party
By-election caused by the resignation of incumbent Labour councillor Gavin Callaghan.