| 1 Sidwell Avenue, Benfleet | Freehold | 161 m² | £365,000 (2021) |
| 3, Sidwell Avenue, Benfleet | Freehold | 99 m² | £330,000 (2016) |
| 5 Sidwell Avenue, Benfleet | Freehold | 105 m² | £437,500 (2021) |
| 7 Sidwell Avenue, Benfleet | Freehold | 112 m² | £290,000 (2018) |
| 10, Sidwell Avenue, Benfleet | Freehold | 144 m² | £440,000 (2016) |
| 15, Sidwell Avenue, Benfleet | Freehold | 112 m² | £405,000 (2021) |
| 17, Sidwell Avenue, Benfleet | Freehold | 89 m² | £320,000 (2018) |
| 18, Sidwell Avenue, Benfleet | Freehold | 70 m² | £228,500 (2011) |
| 24, Sidwell Avenue, Benfleet | Freehold | 177 m² | £390,000 (2015) |
| 25, Sidwell Avenue, Benfleet | Freehold | 135 m² | £612,500 (2021) |
| 25A, Sidwell Avenue, Benfleet | Freehold | 139 m² | £480,000 (2014) |
| 33 Sidwell Avenue, Benfleet | Freehold | 121 m² | £510,000 (2025) |
| 35 Sidwell Avenue, Benfleet | - | 114 m² | - |
| 36 Sidwell Avenue, Benfleet | Freehold | 149 m² | £250,000 (2008) |
| 44, Sidwell Avenue, Benfleet | Freehold | 160 m² | £250,000 (2008) |
| 47, Sidwell Avenue, Benfleet | Freehold | 112 m² | £290,000 (2013) |
| 49 Sidwell Avenue, South Benfleet, Benfleet, Benfleet | Freehold | 113 m² | £522,500 (2021) |
| 50 Sidwell Avenue, Benfleet | Freehold | 88 m² | £296,900 (2026) |
| 51 Sidwell Avenue, Benfleet | Freehold | 114 m² | £335,000 (2015) |
| 54, Sidwell Avenue, Benfleet | - | 150 m² | - |
| Unicef, 23 Sidwell Avenue, Benfleet | Freehold | 117 m² | £265,000 (2011) |
