| 15 Seymour Street, Cardiff | Freehold | 123 m² | £315,000 (2026) |
| 16 Seymour Street, Cardiff | Freehold | 135 m² | £129,000 (2003) |
| 17, Seymour Street, Cardiff | Leasehold | 102 m² | £22,500 (1998) |
| 18 Seymour Street, Cardiff | Freehold | 106 m² | £79,000 (2001) |
| 20, Seymour Street, Cardiff | Freehold | 112 m² | £260,000 (2023) |
| 21, Seymour Street, Cardiff | Freehold | 105 m² | £226,000 (2021) |
| 22 Seymour Street, Cardiff | Freehold | 103 m² | £198,000 (2025) |
| 23, Seymour Street, Cardiff | Freehold | 81 m² | £195,000 (2018) |
| 24, Seymour Street, Cardiff | Freehold | 109 m² | £142,000 (2013) |
| 25, Seymour Street, Cardiff | - | 86 m² | - |
| 26 Seymour Street, Cardiff | Freehold | 103 m² | £138,000 (2011) |
| 27 Seymour Street, Cardiff | Freehold | 79 m² | £265,000 (2025) |
| 28, Seymour Street, Cardiff | - | 85 m² | - |
| 29, Seymour Street, Cardiff | Freehold | 78 m² | £190,000 (2018) |
| 30 Seymour Street, Cardiff | Freehold | 106 m² | £137,500 (2006) |
| 31 Seymour Street, Cardiff | Freehold | 80 m² | £95,000 (2003) |
| 32, Seymour Street, Cardiff | Freehold | 107 m² | £245,000 (2022) |
| 33, Seymour Street, Cardiff | Freehold | 80 m² | £133,000 (2006) |
| 34, Seymour Street, Cardiff | - | 88 m² | - |
| 36 Seymour Street, Splott, Cardiff | Freehold | 92 m² | £210,000 (2022) |
| 37 Seymour Street, Cardiff | Freehold | 76 m² | £210,000 (2025) |
| 38 Seymour Street, Cardiff | Freehold | 96 m² | £160,000 (2025) |
| 39 Seymour Street, Cardiff | - | 86 m² | - |
| 40, Seymour Street, Cardiff | Freehold | 88 m² | £179,950 (2018) |
| 41, Seymour Street, Cardiff | Freehold | 78 m² | £144,000 (2006) |
| 43, Seymour Street, Cardiff | Freehold | 73 m² | £135,000 (2007) |
| 44 Seymour Street, Cardiff | Freehold | 78 m² | £223,000 (2024) |
| 45, Seymour Street, Cardiff | Freehold | 87 m² | £250,000 (2026) |
| 46, Seymour Street, Cardiff | Freehold | 79 m² | £124,950 (2012) |
| 48, Seymour Street, Cardiff | - | 77 m² | - |
| 49, Seymour Street, Cardiff | Freehold | 80 m² | £120,270 (2012) |
| 51 Seymour Street, Cardiff | - | 93 m² | - |