An election to the 58th Parliament of the United Kingdom for the constituency area of Workington, held as part of the general election on 12 December 2019.
Conservative gain from Labour by Mark Jenkinson with a majority of 4,176 - 10.0% - on a turnout of 67.8%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| JENKINSON, Mark | Con | 20,488 | 49.3% | 7.5% |
| HAYMAN, Susan | Lab | 16,312 | 39.2% | -11.9% |
| WALKER, David | BRX | 1,749 | 4.2% | - |
| HUGHES, Neil | LD | 1,525 | 3.7% | 0.9% |
| COCKBURN, Nicky | Ind | 842 | 2.0% | - |
| PERRY, Jill | Green | 596 | 1.4% | - |
| IVINSON, Roy | Ind | 87 | 0.2% | - |
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 61,370, having a valid vote count of 41,599 and an invalid vote count of 93.
Result declared at 01:23 on 13 December 2019.