2017 General Election - Hertsmere
| Year | 2017 |
| General election | 2017 General Election |
| Constituency | Hertsmere |
| Turnout | 71.0% |
Results
| Candidate | Party | Votes |
| Dowden, Oliver | Conservative | 31,928 |
| Smith, Fiona | Labour | 14,977 |
| Jordan, Joe | Liberal Democrats | 2,794 |
| Hoy, David | UKIP | 1,564 |
| Summerhayes, Sophie | Greens | 990 |