An election to the 57th Parliament of the United Kingdom for the constituency area of Selby and Ainsty, held as part of the general election on 8 June 2017.
Conservative hold by Nigel Adams with a majority of 13,772 - 24.6% - on a turnout of 73.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| ADAMS, Nigel | Con | 32,921 | 58.7% | 6.2% |
| BOWGETT, David | Lab | 19,149 | 34.1% | 7.3% |
| DELHOY, Callum | LD | 2,293 | 4.1% | 0.5% |
| PYCROFT, Tony | UKIP | 1,713 | 3.1% | -10.9% |
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 75,918, having a valid vote count of 56,076 and an invalid vote count of 145.
Result declared at 03:20 on 9 June 2017.