An election to the 57th Parliament of the United Kingdom for the constituency area of Workington, held as part of the general election on 8 June 2017.
Labour hold by Sue Hayman with a majority of 3,925 - 9.4% - on a turnout of 69.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HAYMAN, Sue | Lab | 21,317 | 51.1% | 8.8% |
| VASEY, Clark | Con | 17,392 | 41.7% | 11.6% |
| KEMP, George | UKIP | 1,556 | 3.7% | -15.9% |
| ROBERTS, Phill | LD | 1,133 | 2.7% | -1.7% |
| IVINSON, Roy | Ind | 278 | 0.7% | - |
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 60,265, having a valid vote count of 41,676 and an invalid vote count of 55.
Result declared at 00:43 on 9 June 2017.