| 1, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 97 m² | £64,750 (2000) |
| 2, Sidmouth Avenue, Westcliff-On-Sea | - | 67 m² | - |
| 4 Sidmouth Avenue, Westcliff-On-Sea | Freehold | 72 m² | £292,000 (2026) |
| 9 Sidmouth Avenue, Westcliff-On-Sea | - | 72 m² | - |
| 10, Sidmouth Avenue, Westcliff-On-Sea | - | 67 m² | - |
| 11, Sidmouth Avenue, Westcliff-On-Sea | - | 72 m² | - |
| 12 Sidmouth Avenue, Westcliff-On-Sea | Freehold | 72 m² | £245,000 (2025) |
| 15 Sidmouth Avenue, Westcliff-On-Sea, Westcliff-On-Sea | Freehold | 76 m² | £245,000 (2020) |
| 17 Sidmouth Avenue, Westcliff-On-Sea, Westcliff-On-Sea | Freehold | 72 m² | £240,000 (2019) |
| 19 Sidmouth Avenue, Westcliff-On-Sea | - | 75 m² | - |
| 21, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 84 m² | £235,000 (2019) |
| 23, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 87 m² | £195,000 (2015) |
| 25 Sidmouth Avenue, Westcliff-On-Sea | - | 75 m² | - |
| 27, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 71 m² | £285,000 (2026) |
| 29 Sidmouth Avenue, Westcliff-On-Sea | - | 75 m² | - |
| 31, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 77 m² | £245,000 (2017) |
| 33, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 73 m² | £110,000 (2003) |
| 35 Sidmouth Avenue, Westcliff-On-Sea | - | 75 m² | - |
| 37, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 82 m² | £155,000 (2013) |
| 39 Sidmouth Avenue, Westcliff-On-Sea | - | 75 m² | - |
| 41, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 72 m² | £114,500 (2002) |
| 43, Sidmouth Avenue, Westcliff-On-Sea | - | 71 m² | - |
| 45, Sidmouth Avenue, Westcliff-On-Sea | Freehold | 70 m² | £290,000 (2024) |
