CONSTITUENCY RESULT : Mid Sussex
| Candidate name | Party | Gender | Number of votes | Share (%) | Change vs. 2017 for party (percentage points) | ||
| Mims Davies | Conservative | Female | 33,455 | 53.3% | -3.6 | ||
| Robert Eggleston | Liberal Democrat | Male | 15,258 | 24.3% | +11.6 | ||
| Gemma Bolton | Labour | Female | 11,218 | 17.9% | -7.1 | ||
| Deanna Nicholson | Green | Female | 2,234 | 3.6% | +1.0 | ||
| Baron Von Thunderclap | Monster Raving Loony Party | Male | 550 | 0.9% | +0.1 | ||
| Brett Mortensen | Advance Together | Male | 47 | 0.1% | 0.0 |
| Election statistics | ||
| Majority | ||
| Votes | 18,197 | |
| Percent | 29.0% | |
| Rank (1 = highest %) | 262 | |
| Turnout | ||
| Constituency | 73.7% | |
| Region | 70.2% | |
| UK | 67.3% | |
| Constituency in 2017 | 73.2% | |
| Size of electorate | 85,146 | |
| Valid votes cast | 62,762 |