| 1 Gregson Terrace, Seaham | Freehold | 70 m² | £80,000 (2025) |
| 2, Gregson Terrace, Seaham | Freehold | 81 m² | £54,000 (2019) |
| 3 Gregson Terrace, Seaham | Freehold | 91 m² | £21,000 (2001) |
| 4, Gregson Terrace, Seaham | Freehold | 92 m² | £79,000 (2022) |
| 6 Gregson Terrace, Seaham | Freehold | 88 m² | £22,000 (2000) |
| 7, Gregson Terrace, Seaham | Freehold | 94 m² | £65,020 (2019) |
| 8, Gregson Terrace, Seaham | Freehold | 90 m² | £90,000 (2011) |
| 12, Gregson Terrace, Seaham | Freehold | 88 m² | £62,500 (2018) |
| 13, Gregson Terrace, Seaham | Freehold | 70 m² | £120,000 (2024) |
| 18, Gregson Terrace, Seaham | - | 85 m² | - |
| 19, Gregson Terrace, Seaham | Freehold | 79 m² | £127,000 (2019) |
| 20, Gregson Terrace, Seaham | - | 58 m² | - |
| 22 Gregson Terrace, Seaham | Freehold | 74 m² | £117,500 (2024) |
| 23, Gregson Terrace, Seaham | Freehold | 75 m² | £150,000 (2025) |
| 24, Gregson Terrace, Seaham | Freehold | 84 m² | £122,000 (2018) |
| 28, Gregson Terrace, Seaham | Freehold | 100 m² | £55,000 (2018) |
| 29, Gregson Terrace, Seaham | - | 54 m² | - |
| 30, Gregson Terrace, Seaham | - | 84 m² | - |
| 33, Gregson Terrace, Seaham | Freehold | 82 m² | £95,000 (2022) |
| 34, Gregson Terrace, Seaham | Freehold | 88 m² | £94,950 (2023) |
| 35, Gregson Terrace, Seaham | Freehold | 54 m² | £84,000 (2007) |
| 36 Gregson Terrace, Seaham | Freehold | 84 m² | £76,000 (2022) |
| 41, Gregson Terrace, Seaham | Freehold | 96 m² | £90,000 (2023) |
| 42 Gregson Terrace, Seaham | Freehold | 88 m² | £70,000 (2024) |