| 2 William Street, Grays | - | 50 m² | - |
| 2A, William Street, Grays | - | 33 m² | - |
| 4, William Street, Grays | Freehold | 65 m² | £179,995 (2007) |
| 5, William Street, Grays | - | 82 m² | - |
| 5A, William Street, Grays | - | 63 m² | - |
| 6 William Street, Grays | Freehold | 68 m² | £180,000 (2015) |
| 7, William Street, Grays | Leasehold | 63 m² | £205,000 (2024) |
| 7A William Street, Grays | Leasehold | 63 m² | £220,000 (2025) |
| 8, William Street, Grays | Freehold | 71 m² | £170,000 (2016) |
| 9 William Street, Grays | Freehold | 66 m² | £165,000 (2015) |
| 10, William Street, Grays | Freehold | 65 m² | £225,000 (2017) |
| 11 William Street, Grays | Freehold | 59 m² | £290,000 (2021) |
| 12 William Street, Grays | Freehold | 60 m² | £215,000 (2016) |
| 13 William Street, Grays | Freehold | 69 m² | £98,000 (2011) |
| 14 William Street, Grays | Freehold | 56 m² | £125,000 (2013) |
| 15, William Street, Grays | Freehold | 63 m² | £117,250 (2009) |
| 16 William Street, Grays | Freehold | 61 m² | £295,000 (2022) |
| 17 William Street, Grays | Freehold | 52 m² | £275,000 (2025) |
| 18 William Street, Grays | Freehold | 70 m² | £300,000 (2025) |
| 19 William Street, Grays | Freehold | 69 m² | £162,500 (2014) |
| 20, William Street, Grays | - | 70 m² | - |
| 23 William Street, Grays | Freehold | 68 m² | £318,000 (2025) |
| 24, William Street, Grays | Freehold | 70 m² | £138,000 (2005) |
| 25, William Street, Grays | Freehold | 76 m² | £241,000 (2021) |
| 26, William Street, Grays | - | 65 m² | - |
| 27 William Street, Grays | Freehold | 69 m² | £280,000 (2026) |
| 31 William Street, Grays | Freehold | 89 m² | £363,000 (2023) |
| 33 William Street, Grays | Freehold | 64 m² | £46,000 (1999) |
| 35 William Street, Grays | Freehold | 84 m² | £52,000 (2000) |
| 39 William Street, Grays | Freehold | 68 m² | £240,000 (2022) |
| 43, William Street, Grays | Freehold | 85 m² | £223,000 (2017) |
| 45, William Street, Grays | Freehold | 66 m² | £151,500 (2007) |
| 48 William Street, Grays | Freehold | 65 m² | £153,000 (2007) |
| 49, William Street, Grays | Freehold | 71 m² | £170,000 (2014) |
| 50 William Street, Grays | - | 67 m² | - |
| 51, William Street, Grays | Freehold | 79 m² | £248,000 (2019) |
| 52 William Street, Grays | Freehold | 71 m² | £327,000 (2022) |
| 53 William Street, Grays | Freehold | 76 m² | £130,000 (2007) |
| 54 William Street, Grays | Freehold | 72 m² | £150,000 (2012) |
| 55, William Street, Grays | Freehold | 69 m² | £188,000 (2016) |
| 56 William Street, Grays | Freehold | 79 m² | £237,305 (2016) |
| 57, William Street, Grays | Freehold | 81 m² | £235,000 (2017) |
| 58 William Street, Grays, Grays | - | 67 m² | - |
| 59, William Street, Grays | - | 78 m² | - |
| 60A William Street, Grays | - | 27 m² | - |
| 60B William Street, Grays, Grays | - | 24 m² | - |
| 60C William Street, Grays, Grays | - | 53 m² | - |
| 60D William Street, Grays | - | 27 m² | - |
| The Loft, 2 William Street, Grays, Grays | - | 51 m² | - |