An election to the 57th Parliament of the United Kingdom for the constituency area of Rossendale and Darwen, held as part of the general election on 8 June 2017.
Conservative hold by Jake Berry with a majority of 3,216 - 6.4% - on a turnout of 69.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| BERRY, Jake | Con | 25,499 | 50.8% | 4.2% |
| BARNES, Alyson | Lab | 22,283 | 44.4% | 9.4% |
| BONNER, Sean | LD | 1,550 | 3.1% | 1.4% |
| PAYNE, John | Green | 824 | 1.6% | -0.5% |
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 72,486, having a valid vote count of 50,156 and an invalid vote count of 134.
Result declared at 04:07 on 9 June 2017.