| 19A Southdown Avenue, Brighton | - | 44 m² | - |
| 19B Southdown Avenue, Brighton, Brighton | Leasehold | 76 m² | £345,000 (2022) |
| 27, Southdown Avenue, Brighton | Freehold | 144 m² | £745,000 (2014) |
| 33, Southdown Avenue, Brighton | Freehold | 165 m² | £1,195,000 (2024) |
| 35, Southdown Avenue, Brighton | Freehold | 193 m² | £725,000 (2010) |
| 38 Southdown Avenue, Brighton | Freehold | 102 m² | £722,500 (2023) |
| 40, Southdown Avenue, Brighton | - | 57 m² | - |
| 41, Southdown Avenue, Brighton | Freehold | 150 m² | £198,950 (1999) |
| 46, Southdown Avenue, Brighton | Freehold | 151 m² | £715,000 (2017) |
| 48, Southdown Avenue, Brighton | Freehold | 135 m² | £692,450 (2019) |
| 50 Southdown Avenue, Brighton | - | 110 m² | - |
| 54 Southdown Avenue, Brighton | Freehold | 107 m² | £681,200 (2026) |
| 60 Southdown Avenue, Brighton | - | 112 m² | - |
| 62, Southdown Avenue, Brighton | Freehold | 109 m² | £525,000 (2014) |
| 64 Southdown Avenue, Brighton | Freehold | 133 m² | £370,000 (2006) |
| 66, Southdown Avenue, Brighton | Freehold | 136 m² | £830,000 (2022) |
| 68, Southdown Avenue, Brighton | Freehold | 133 m² | £685,000 (2019) |
| 72, Southdown Avenue, Brighton | Freehold | 105 m² | £735,000 (2025) |
| 76, Southdown Avenue, Brighton | Freehold | 111 m² | £73,000 (1995) |
| 78, Southdown Avenue, Brighton | Freehold | 105 m² | £500,000 (2010) |
| 82, Southdown Avenue, Brighton | Freehold | 111 m² | £475,000 (2013) |
| 86, Southdown Avenue, Brighton | Freehold | 123 m² | £760,000 (2018) |
| Ground Floor Flat, 56 Southdown Avenue, Brighton | - | 49 m² | - |
| Top Floor Flat, 56 Southdown Avenue, Brighton | - | 58 m² | - |
