An election to the 57th Parliament of the United Kingdom for the constituency area of Worthing West, held as part of the general election on 8 June 2017.
Conservative hold by Peter Bottomley with a majority of 12,090 - 22.2% - on a turnout of 70.1%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| BOTTOMLEY, Peter | Con | 30,181 | 55.4% | 3.9% |
| COOPER, Beccy | Lab | 18,091 | 33.2% | 17.5% |
| THORPE, Hazel | LD | 2,982 | 5.5% | -3.3% |
| WITHERS, Mark | UKIP | 1,635 | 3.0% | -15.3% |
| CORNISH, Benjamin | Green | 1,614 | 3.0% | -2.8% |
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 77,757, having a valid vote count of 54,503 and an invalid vote count of 111.
Result declared at 04:50 on 9 June 2017.