| 1, First Avenue, Gillingham | Freehold | 98 m² | £264,000 (2019) |
| 3, First Avenue, Gillingham | - | 96 m² | - |
| 5, First Avenue, Gillingham | Freehold | 98 m² | £260,000 (2018) |
| 7, First Avenue, Gillingham | Freehold | 96 m² | £332,500 (2018) |
| 9, First Avenue, Gillingham | Freehold | 108 m² | £185,000 (2013) |
| 11, First Avenue, Gillingham | Freehold | 90 m² | £360,000 (2022) |
| 13 First Avenue, Gillingham | Freehold | 96 m² | £350,000 (2024) |
| 15, First Avenue, Gillingham | Freehold | 98 m² | £319,961 (2021) |
| 17, First Avenue, Gillingham | Freehold | 99 m² | £325,000 (2018) |
| 19, First Avenue, Gillingham | Freehold | 140 m² | £320,000 (2021) |
| 29 First Avenue, Gillingham | Freehold | 134 m² | £285,100 (2014) |
| 35, First Avenue, Gillingham | - | 112 m² | - |
| 39, First Avenue, Gillingham | Freehold | 106 m² | £352,000 (2021) |
| 41 First Avenue, Gillingham | Freehold | 142 m² | £440,000 (2025) |
| 45, First Avenue, Gillingham | Freehold | 130 m² | £393,000 (2020) |
| 47 First Avenue, Gillingham | - | 172 m² | - |
| 49, First Avenue, Gillingham | Freehold | 142 m² | £315,000 (2013) |
| 51 First Avenue, Gillingham | Freehold | 170 m² | £525,000 (2025) |
| 55 First Avenue, Gillingham | Freehold | 147 m² | £495,000 (2026) |
| 57, First Avenue, Gillingham | Freehold | 117 m² | £415,000 (2019) |
| 59, First Avenue, Gillingham | Freehold | 115 m² | £290,000 (2018) |