An election to the 58th Parliament of the United Kingdom for the constituency area of Colchester, held as part of the general election on 12 December 2019.
Conservative hold by Will Quince with a majority of 9,423 - 17.7% - on a turnout of 64.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| QUINCE, Will | Con | 26,917 | 50.4% | 4.6% |
| MCKAY, Tina | Lab | 17,494 | 32.8% | -2.5% |
| GOSS, Martin | LD | 7,432 | 13.9% | -3.0% |
| GOACHER, Mark | Green | 1,530 | 2.9% | 1.3% |
Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.
An electorate of 82,625, having a valid vote count of 53,373 and an invalid vote count of 190.
Result declared at 02:34 on 13 December 2019.