| 42, Mareham Road, Horncastle | Freehold | 59 m² | £135,000 (2021) |
| 44 Mareham Road, Horncastle | - | 66 m² | - |
| 48, Mareham Road, Horncastle | - | 69 m² | - |
| 52 Mareham Road, Horncastle | Freehold | 70 m² | £122,000 (2025) |
| 54 Mareham Road, Horncastle, Horncastle | Freehold | 70 m² | £142,000 (2021) |
| 56, Mareham Road, Horncastle | - | 69 m² | - |
| 58, Mareham Road, Horncastle | - | 73 m² | - |
| 60 Mareham Road, Horncastle | - | 70 m² | - |
| 66 Mareham Road, Horncastle | - | 68 m² | - |
| 68 Mareham Road, Horncastle | - | 68 m² | - |
| 74, Mareham Road, Horncastle | Freehold | 88 m² | £128,000 (2018) |
| 76 Mareham Road, Horncastle | - | 68 m² | - |
| 78 Mareham Road, Horncastle | - | 68 m² | - |
| 80 Mareham Road, Horncastle | - | 75 m² | - |
| 82 Mareham Road, Horncastle | - | 59 m² | - |
| 84 Mareham Road, Horncastle | - | 70 m² | - |
| 86 Mareham Road, Horncastle | - | 91 m² | - |
| 90, Mareham Road, Horncastle | - | 76 m² | - |
| 90A Mareham Road, Horncastle | - | 70 m² | - |
| 92 Mareham Road, Horncastle | - | 74 m² | - |
| 92A Mareham Road, Horncastle | - | 76 m² | - |
| 94 Mareham Road, Horncastle | - | 70 m² | - |
| 94A Mareham Road, Horncastle | - | 68 m² | - |
| 96 Mareham Road, Horncastle | - | 69 m² | - |
| 96A Mareham Road, Horncastle | - | 70 m² | - |
| 98, Mareham Road, Horncastle | Freehold | 89 m² | £40,750 (1999) |
| 100 Mareham Road, Horncastle | - | 87 m² | - |
| 102 Mareham Road, Horncastle | - | 84 m² | - |
| Southwell House, Mareham Road, Horncastle | Freehold | 412 m² | £44,000 (2021) |
