An election to the 57th Parliament of the United Kingdom for the constituency area of Warley, held as part of the general election on 8 June 2017.
Labour hold by John Spellar with a majority of 16,483 - 41.0% - on a turnout of 63.1%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| SPELLAR, John | Lab | 27,004 | 67.2% | 9.0% |
| MANGNALL, Anthony | Con | 10,521 | 26.2% | 6.8% |
| MAGHER, Darryl | UKIP | 1,349 | 3.4% | -13.1% |
| MANLEY-GREEN, Bryan | LD | 777 | 1.9% | -0.2% |
| REDDING, Mark | Green | 555 | 1.4% | -2.5% |
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 63,739, having a valid vote count of 40,206 and an invalid vote count of 116.
Result declared at 01:45 on 9 June 2017.