| 3, Chelsea Avenue, Southend-On-Sea | Freehold | 130 m² | £500,000 (2021) |
| 5, Chelsea Avenue, Southend-On-Sea | Freehold | 157 m² | £250,000 (2013) |
| 6 Chelsea Avenue, Southend-On-Sea | Leasehold | 64 m² | £280,000 (2021) |
| 6A, Chelsea Avenue, Southend-On-Sea | Leasehold | 57 m² | £257,500 (2026) |
| 7, Chelsea Avenue, Southend-On-Sea | Freehold | 120 m² | £230,000 (2013) |
| 8, Chelsea Avenue, Southend-On-Sea | Leasehold | 60 m² | £95,000 (2006) |
| 8A, Chelsea Avenue, Southend-On-Sea | Leasehold | 57 m² | £162,000 (2014) |
| 9 Chelsea Avenue, Southend-On-Sea | Freehold | 173 m² | £93,000 (1999) |
| 10 Chelsea Avenue, Southend-On-Sea | Freehold | 150 m² | £294,900 (2014) |
| 11A, Chelsea Avenue, Southend-On-Sea | Freehold | 48 m² | £27,900 (1997) |
| 11B Chelsea Avenue, Southend-On-Sea, Southend-On-Sea | Leasehold | 83 m² | £170,000 (2021) |
| 12, Chelsea Avenue, Southend-On-Sea | Freehold | 173 m² | £535,000 (2022) |
| 13, Chelsea Avenue, Southend-On-Sea | Freehold | 123 m² | £170,000 (2003) |
| 15, Chelsea Avenue, Southend-On-Sea | Freehold | 138 m² | £400,000 (2024) |
| 16A, Chelsea Avenue, Southend-On-Sea | Leasehold | 55 m² | £135,000 (2018) |
| 18 Chelsea Avenue, Southend-On-Sea | Freehold | 119 m² | £400,000 (2023) |
| 19, Chelsea Avenue, Southend-On-Sea | Leasehold | 80 m² | £188,000 (2019) |
| 19A, Chelsea Avenue, Southend-On-Sea | Leasehold | 69 m² | £189,000 (2022) |
| 20, Chelsea Avenue, Southend-On-Sea | Leasehold | 78 m² | £77,000 (2002) |
| 20A, Chelsea Avenue, Southend-On-Sea | Leasehold | 57 m² | £80,000 (2002) |
| 21 Chelsea Avenue, Southend-On-Sea | Freehold | 158 m² | £560,000 (2025) |
