| 3 Marine Avenue, Westcliff-On-Sea | Leasehold | 88 m² | £150,000 (2010) |
| 3A, Marine Avenue, Westcliff-On-Sea | Leasehold | 96 m² | £220,000 (2015) |
| 4, Marine Avenue, Westcliff-On-Sea | Freehold | 163 m² | £282,000 (2014) |
| 7 Marine Avenue, Westcliff-On-Sea | Freehold | 250 m² | £570,000 (2024) |
| 9 Marine Avenue, Westcliff-On-Sea | Freehold | 260 m² | £330,000 (2013) |
| 11, Marine Avenue, Westcliff-On-Sea | - | 116 m² | - |
| 11A Marine Avenue, Westcliff-On-Sea | Leasehold | 58 m² | £265,000 (2021) |
| 11B Marine Avenue, Westcliff-On-Sea | Leasehold | 57 m² | £148,000 (2007) |
| 12B Marine Avenue, Westcliff-On-Sea | Leasehold | 59 m² | £218,000 (2017) |
| 14A Marine Avenue, Westcliff On Sea | Leasehold | 42 m² | £215,000 (2025) |
| 14B Marine Avenue, Westcliff-On-Sea | Leasehold | 78 m² | £242,500 (2024) |
| 14C Marine Avenue, Westcliff-On-Sea | - | 49 m² | - |
| 15, Marine Avenue, Westcliff-On-Sea | Leasehold | 90 m² | £180,000 (2025) |
| 16, Marine Avenue, Westcliff-On-Sea | Leasehold | 78 m² | £132,000 (2007) |
| 16B Marine Avenue, Westcliff-On-Sea | - | 28 m² | - |
| 17, Marine Avenue, Westcliff-On-Sea | Leasehold | 111 m² | £41,500 (2000) |
| Flat 1, 6 Marine Avenue, Westcliff-On-Sea | Leasehold | 72 m² | £230,000 (2021) |
| Flat 1, 13 Marine Avenue, Westcliff-On-Sea | - | 104 m² | - |
| Flat 1, 17 Marine Avenue, Westcliff-On-Sea | - | 42 m² | - |
| Flat 2, 6 Marine Avenue, Westcliff-On-Sea | Leasehold | 44 m² | £124,000 (2016) |
| Flat 2, 13 Marine Avenue, Westcliff-On-Sea, Westcliff-On-Sea | - | 83 m² | - |
| Flat 2, 17 Marine Avenue, Westcliff-On-Sea | - | 71 m² | - |
| Flat 3, 6 Marine Avenue, Westcliff-On-Sea | Leasehold | 66 m² | £175,000 (2016) |
| Flat 3, 13 Marine Avenue, Westcliff-On-Sea | - | 72 m² | - |
| Flat 3, 17 Marine Avenue, Westcliff-On-Sea | - | 108 m² | - |
| Flat A, 12 Marine Avenue, Westcliff-On-Sea | Leasehold | 42 m² | £125,000 (2017) |
| Flat D, 12 Marine Avenue, Westcliff-On-Sea | Leasehold | 43 m² | £140,000 (2025) |
| Upper Flat, 18 Marine Avenue, Westcliff-On-Sea | Leasehold | 91 m² | £210,000 (2016) |