An election to the 57th Parliament of the United Kingdom for the constituency area of City Of Chester, held as part of the general election on 8 June 2017.
Labour hold by Christian Matheson with a majority of 9,176 - 16.3% - on a turnout of 77.4%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| MATHESON, Christian | Lab | 32,023 | 56.8% | 13.5% |
| GALLAGHER, Will | Con | 22,847 | 40.5% | -2.6% |
| JEWKES, Lizzie | LD | 1,551 | 2.7% | -2.9% |
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 72,859, having a valid vote count of 56,421 and an invalid vote count of 144.
Result declared at 03:47 on 9 June 2017.