| 1 Spire Mews, 6A Swinegate, Grantham | Freehold | 86 m² | £235,000 (2017) |
| 2 Spire Mews, 6A Swinegate, Grantham | Freehold | 95 m² | £250,000 (2017) |
| 3 Spire Mews, 6A Swinegate, Grantham | Freehold | 100 m² | £239,950 (2017) |
| 4 Swinegate, Grantham | Freehold | 177 m² | £86,500 (1999) |
| 5A Swinegate, Grantham | - | 146 m² | - |
| 6, Swinegate, Grantham | - | 181 m² | - |
| 7, Swinegate, Grantham | Freehold | 112 m² | £74,000 (2015) |
| 8, Swinegate, Grantham | Freehold | 83 m² | £75,000 (2014) |
| 9, Swinegate, Grantham | Freehold | 93 m² | £155,000 (2025) |
| 12 Swinegate, Grantham, Grantham | Freehold | 97 m² | £165,000 (2021) |
| 13, Swinegate, Grantham | Freehold | 82 m² | £153,000 (2021) |
| 21 Swinegate, Grantham | Freehold | 173 m² | £305,000 (2022) |
| 22, Swine Gate, Grantham | Freehold | 324 m² | £515,000 (2021) |
| Flat 1, Knapp House, 20 Swinegate, Grantham | - | 62 m² | - |
| Flat 2, Knapp House, 20 Swinegate, Grantham | - | 64 m² | - |
| Flat 3, Knapp House, 20 Swinegate, Grantham | - | 64 m² | - |
| Flat 4, Knapp House, 20 Swinegate, Grantham | - | 60 m² | - |
| Flat 5, Knapp House, 20 Swinegate, Grantham | - | 51 m² | - |
| Flat 6, Knapp House, 20 Swinegate, Grantham | - | 39 m² | - |
| Flat 7, Knapp House, 20 Swinegate, Grantham | - | 62 m² | - |
| Flat 8, Knapp House, 20 Swinegate, Grantham | - | 64 m² | - |
| Flat 9, Knapp House, 20 Swinegate, Grantham | - | 60 m² | - |
| Flat 10, Knapp House, 20 Swinegate, Grantham | Freehold | 39 m² | £141,500 (2024) |
| Flat 11, Knapp House, 20 Swinegate, Grantham | - | 62 m² | - |
| Flat 12, Knapp House, 20 Swinegate, Grantham | - | 42 m² | - |
| Flat 13, Knapp House, 20 Swinegate, Grantham | - | 40 m² | - |
| Flat 14, Knapp House, 20 Swinegate, Grantham | Freehold | 39 m² | £170,000 (2023) |
| Flat 15, Knapp House, 20 Swinegate, Grantham | Freehold | 42 m² | £400,000 (2023) |
| Flat 16, Knapp House, 20 Swinegate, Grantham | - | 40 m² | - |
| Flat 17, Knapp House, 20 Swinegate, Grantham | - | 39 m² | - |
| Flat 18, Knapp House, 20 Swinegate, Grantham | - | 42 m² | - |
| Flat 19, Knapp House, 20 Swinegate, Grantham | - | 40 m² | - |
| Flat 20, Knapp House, 20 Swinegate, Grantham | - | 39 m² | - |
| Flat, 20, Swinegate, Grantham | Freehold | 46 m² | £100,000 (2019) |