CONSTITUENCY RESULT : Hitchin and Harpenden
| Candidate name | Party | Gender | Number of votes | Share (%) | Change vs. 2017 for party (percentage points) | ||
| Bim Afolami | Conservative | Male | 27,719 | 47.1% | -6.0 | ||
| Sam Collins | Liberal Democrat | Male | 20,824 | 35.4% | +24.8 | ||
| Kay Tart | Labour | Female | 9,959 | 16.9% | -15.7 | ||
| Sid Cordle | Christian Peoples Alliance Party | Male | 268 | 0.5% | +0.0 | ||
| Peter Marshall | Advance Together | Male | 101 | 0.2% | 0.0 |
| Election statistics | ||
| Majority | ||
| Votes | 6,895 | |
| Percent | 11.7% | |
| Rank (1 = highest %) | 477 | |
| Turnout | ||
| Constituency | 77.1% | |
| Region | 68.2% | |
| UK | 67.3% | |
| Constituency in 2017 | 77.4% | |
| Size of electorate | 76,323 | |
| Valid votes cast | 58,871 |