| 1 Wallis Street, Sleaford | - | 70 m² | - |
| 2 Wallis Street, Sleaford | - | 86 m² | - |
| 3 Wallis Street, Sleaford | - | 70 m² | - |
| 4 Wallis Street, Sleaford | - | 89 m² | - |
| 5 Wallis Street, Sleaford | - | 70 m² | - |
| 6 Wallis Street, Sleaford | - | 95 m² | - |
| 7 Wallis Street, Sleaford | - | 70 m² | - |
| 8 Wallis Street, Sleaford | - | 95 m² | - |
| 9 Wallis Street, Sleaford | - | 70 m² | - |
| 10 Wallis Street, Sleaford | - | 89 m² | - |
| 11 Wallis Street, Sleaford | - | 70 m² | - |
| 12 Wallis Street, Sleaford | - | 86 m² | - |
| 14 Wallis Street, Sleaford | - | 95 m² | - |
| 15 Wallis Street, Sleaford | - | 70 m² | - |
| 16 Wallis Street, Sleaford | - | 95 m² | - |
| 17 Wallis Street, Sleaford | - | 70 m² | - |
| 18 Wallis Street, Sleaford | - | 95 m² | - |
| 19 Wallis Street, Sleaford | - | 70 m² | - |
| 20 Wallis Street, Sleaford | - | 95 m² | - |
| 21 Wallis Street, Sleaford | - | 70 m² | - |
| 22 Wallis Street, Sleaford | - | 89 m² | - |
| 23 Wallis Street, Sleaford | - | 83 m² | - |
| 24 Wallis Street, Sleaford | - | 89 m² | - |
| 25 Wallis Street, Sleaford | Leasehold | 86 m² | £96,000 (2025) |
| 26 Wallis Street, Sleaford | - | 77 m² | - |
| 27 Wallis Street, Sleaford | - | 70 m² | - |
| 28 Wallis Street, Sleaford | - | 77 m² | - |
| 29 Wallis Street, Sleaford | - | 71 m² | - |
| 30 Wallis Street, Sleaford | - | 89 m² | - |
| 31 Wallis Street, Sleaford | - | 70 m² | - |
| 32 Wallis Street, Sleaford | - | 89 m² | - |
| 33 Wallis Street, Sleaford | - | 83 m² | - |
| 34 Wallis Street, Sleaford | - | 83 m² | - |
| 35 Wallis Street, Sleaford | - | 103 m² | - |
| 36 Wallis Street, Sleaford | - | 86 m² | - |
| 37 Wallis Street, Sleaford | - | 103 m² | - |
| 38 Wallis Street, Sleaford | - | 77 m² | - |
| 39 Wallis Street, Sleaford | - | 86 m² | - |
| 40 Wallis Street, Sleaford | - | 77 m² | - |
| 41 Wallis Street, Sleaford | - | 83 m² | - |
| 42 Wallis Street, Sleaford | - | 77 m² | - |
| 43 Wallis Street, Sleaford | - | 77 m² | - |
| 44 Wallis Street, Sleaford | - | 77 m² | - |
| 45 Wallis Street, Sleaford | Freehold | 77 m² | £172,500 (2026) |
| 46 Wallis Street, Sleaford | Freehold | 89 m² | £2,015,055 (2022) |
| 47 Wallis Street, Sleaford | - | 77 m² | - |
| 48 Wallis Street, Sleaford | Leasehold | 89 m² | £101,250 (2026) |
| 50 Wallis Street, Sleaford | - | 89 m² | - |
| 52 Wallis Street, Sleaford | - | 89 m² | - |
| 54 Wallis Street, Sleaford | - | 83 m² | - |