The official size of a tennis court is 23.77m long × 8.23m wide for singles, or 23.77m long × 10.97m wide for doubles but the total area needed, including run-backs and side runs, is larger. Below are the LTA recommended tennis court dimensions in metres, plus the minimum accepted measurements for venues in Britain.
LTA Recommended:
| No. of Courts (m) | Width (m) | Length (m) | Run Back (m) | Side Run (m) | Gap between (m) |
| 1 | 18.29 | 36.57 | 6.4 | 3.66 | 4.27 |
| 2 | 33.53 | 36.57 | 6.4 | 3.66 | 4.27 |
| 3 | 48.77 | 36.57 | 6.4 | 3.66 | 4.27 |
| 4 | 64.01 | 36.57 | 6.4 | 3.66 | 4.27 |
| 5 | 79.25 | 36.57 | 6.4 | 3.66 | 4.27 |
| 6 | 94.49 | 36.57 | 6.4 | 3.66 | 4.27 |
Minimum:
| No. of Courts | Width (m) | Length (m) | Run Back (m) | Side Run (m) | Gap between (m) |
| 1 | 17.07 | 34.75 | 5.49 | 3.05 | 3.66 |
| 2 | 31.7 | 34.75 | 5.49 | 3.05 | 3.66 |
| 3 | 46.33 | 34.75 | 5.49 | 3.05 | 3.66 |
| 4 | 60.96 | 34.75 | 5.49 | 3.05 | 3.66 |
| 5 | 75.59 | 34.75 | 5.49 | 3.05 | 3.66 |
| 6 | 90.22 | 34.75 | 5.49 | 3.05 | 3.66 |