An election to the 57th Parliament of the United Kingdom for the constituency area of Chorley, held as part of the general election on 8 June 2017.
Labour hold by Lindsay Hoyle with a majority of 7,512 - 13.5% - on a turnout of 72.8%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HOYLE, Lindsay | Lab | 30,745 | 55.3% | 10.2% |
| MOON, Caroline | Con | 23,233 | 41.8% | 5.4% |
| FENN, Stephen | LD | 1,126 | 2.0% | -0.6% |
| LAGEARD, Peter | Green | 530 | 1.0% | -1.2% |
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 76,404, having a valid vote count of 55,634 and an invalid vote count of 134.
Result declared at 02:26 on 9 June 2017.