| 3, Marion Street, Cardiff | Freehold | 122 m² | £250,000 (2022) |
| 5, Marion Street, Cardiff | Freehold | 152 m² | £155,000 (2014) |
| 7, Marion Street, Cardiff | Freehold | 110 m² | £108,800 (2020) |
| 9, Marion Street, Cardiff | Freehold | 104 m² | £157,000 (2015) |
| 11 Marion Street, Cardiff | Freehold | 94 m² | £222,000 (2025) |
| 13 Marion Street, Cardiff | Freehold | 107 m² | £91,000 (2002) |
| 15 Marion Street, Cardiff | Freehold | 103 m² | £235,000 (2024) |
| 21 Marion Street, Splott, Cardiff, Cardiff | - | 82 m² | - |
| 23 Marion Street, Cardiff | Freehold | 105 m² | £242,500 (2026) |
| 27, Marion Street, Cardiff | Freehold | 91 m² | £114,000 (2015) |
| 28 Marion Street, Cardiff | Freehold | 107 m² | £247,000 (2023) |
| 29 Marion Street, Cardiff | - | 108 m² | - |
| 30 Marion Street, Cardiff | Freehold | 108 m² | £191,000 (2022) |
| 32, Marion Street, Cardiff | Freehold | 91 m² | £140,000 (2012) |
| 34, Marion Street, Cardiff | - | 116 m² | - |
| 38, Marion Street, Cardiff | Freehold | 103 m² | £152,500 (2011) |
| 42, Marion Street, Cardiff | Freehold | 111 m² | £245,000 (2023) |
| 44, Marion Street, Cardiff | Freehold | 103 m² | £125,000 (2014) |
| 46, Marion Street, Cardiff | - | 84 m² | - |
| 48, Marion Street, Cardiff | Freehold | 105 m² | £255,000 (2024) |
| 56, Marion Street, Cardiff | Freehold | 105 m² | £175,000 (2019) |
| 58, Marion Street, Cardiff | Freehold | 111 m² | £177,000 (2014) |
| First Floor Flat, 33 Marion Street, Cardiff | Leasehold | 75 m² | £109,000 (2007) |
| Flat 1, 33 Marion Street, Splott, Cardiff | Freehold | 55 m² | £109,000 (2007) |