| 21, Dovedale Court, Stockton Road, Seaham SR7 0HL | Flat | 2 | £63,500 | 2026-05-01 |
| 22, Dovedale Court, Stockton Road, Seaham SR7 0HL | Flat | 2 | £40,000 | 2026-04-30 |
| 57, Cheviot Gardens, Seaham SR7 0BY | Terracedd | 3 | £148,500 | 2026-04-20 |
| 5, Burnhall Drive, Seaham SR7 0EW | Semi_Detached | - | £185,000 | 2026-04-17 |
| 44, Melrose Crescent, Seaham SR7 0JZ | Terracedd | 2 | £78,000 | 2026-04-09 |
| 6, Byron Lodge Estate, Seaham SR7 0JY | Terracedd | 3 | £137,000 | 2026-03-20 |
| 36, Haverley Drive, Seaham SR7 0JP | Semi_Detached | 4 | £265,000 | 2026-03-20 |
| 15, Woodlands, Seaham SR7 0ER | Semi_Detached | - | £100,000 | 2026-03-13 |
| 10, Sutherland Street, Seaham SR7 0AX | Terracedd | - | £100,000 | 2026-03-12 |
| 12, St Aldwyn Road, Seaham SR7 0AN | Terracedd | - | £110,000 | 2026-03-04 |
| 16, Rutherford Avenue, Seaham SR7 0JX | Semi_Detached | 3 | £138,000 | 2026-02-27 |
| 5, Swallow Street, Seaham SR7 0AL | Terracedd | 3 | £130,000 | 2026-02-26 |
| 12, Seaton Grove, Seaham SR7 0LU | Semi_Detached | - | £265,000 | 2026-02-23 |
| 1, Durham Street, Seaham SR7 0DW | Terracedd | 3 | £160,000 | 2026-02-23 |
| 8, Cheviot Gardens, Seaham SR7 0BY | Detached | - | £195,000 | 2026-02-13 |