| 1, William Street, Bognor Regis | Freehold | 57 m² | £180,000 (2023) |
| 3 William Street, Bognor Regis | Freehold | 52 m² | £150,000 (2006) |
| 4, William Street, Bognor Regis | - | 52 m² | - |
| 5, William Street, Bognor Regis | Freehold | 114 m² | £240,000 (2017) |
| 9, William Street, Bognor Regis | Freehold | 96 m² | £215,000 (2024) |
| 10 William Street, Bognor Regis | Leasehold | 71 m² | £100,000 (2017) |
| 11, William Street, Bognor Regis | - | 100 m² | - |
| 12, William Street, Bognor Regis | Leasehold | 57 m² | £155,000 (2020) |
| 13 William Street, Bognor Regis | - | 90 m² | - |
| 14 William Street, Bognor Regis | Leasehold | 56 m² | £86,000 (2003) |
| 16, William Street, Bognor Regis | Leasehold | 45 m² | £46,000 (2000) |
| 18, William Street, Bognor Regis | Leasehold | 54 m² | £48,500 (2000) |
| 20 William Street, Bognor Regis | Freehold | 82 m² | £250,000 (2024) |
| 22, William Street, Bognor Regis | Freehold | 76 m² | £46,500 (1998) |
| 24 William Street, Bognor Regis | Freehold | 88 m² | £205,000 (2017) |
| 26 William Street, Bognor Regis | - | 94 m² | - |
| 28 William Street, Bognor Regis, Bognor Regis | Freehold | 76 m² | £148,000 (2005) |
| 30 William Street, Bognor Regis, Bognor Regis | Freehold | 98 m² | £190,000 (2021) |
| 34, William Street, Bognor Regis | Freehold | 99 m² | £45,000 (2001) |
| 40 William Street, Bognor Regis | Freehold | 95 m² | £142,500 (2011) |
| 42 William Street, Bognor Regis | Freehold | 60 m² | £160,000 (2013) |
| 44, William Street, Bognor Regis | - | 60 m² | - |
| 46, William Street, Bognor Regis | Leasehold | 60 m² | £160,000 (2021) |
| 48, William Street, Bognor Regis | - | 65 m² | - |
| 50, William Street, Bognor Regis | Freehold | 65 m² | £165,000 (2006) |
| Flat 2 32 William Street, Bognor | Leasehold | 39 m² | £80,000 (2022) |