| 1, Heol Nant Castan, Cardiff | Freehold | 75 m² | £355,000 (2022) |
| 2 Heol Nant Castan, Cardiff | Freehold | 112 m² | £450,000 (2025) |
| 2A, Heol Nant Castan, Cardiff | Freehold | 78 m² | £300,000 (2019) |
| 3 Heol Nant Castan, Cardiff | Freehold | 69 m² | £351,000 (2025) |
| 4, Heol Nant Castan, Cardiff | Freehold | 78 m² | £265,000 (2016) |
| 5 Heol Nant Castan, Rhiwbina, Cardiff, Cardiff | Freehold | 69 m² | £318,000 (2021) |
| 6 Heol Nant Castan, Cardiff | Freehold | 106 m² | £466,500 (2022) |
| 7, Heol Nant Castan, Cardiff | Freehold | 61 m² | £217,500 (2010) |
| 8 Heol Nant Castan, Cardiff | Freehold | 90 m² | £235,000 (2014) |
| 9, Heol Nant Castan, Cardiff | Freehold | 57 m² | £295,000 (2018) |
| 10, Heol Nant Castan, Cardiff | Freehold | 53 m² | £285,000 (2018) |
| 11, Heol Nant Castan, Cardiff | Freehold | 80 m² | £180,000 (2012) |
| 14, Heol Nant Castan, Cardiff | Leasehold | 64 m² | £270,000 (2018) |
| 16, Heol Nant Castan, Cardiff | Freehold | 63 m² | £246,000 (2014) |
| 21 Heol Nant Castan, Cardiff | Freehold | 102 m² | £170,000 (2025) |
| 23 Heol Nant Castan, Cardiff | Freehold | 73 m² | £386,000 (2025) |
| 24, Heol Nant Castan, Cardiff | Freehold | 92 m² | £375,000 (2026) |
| 25, Heol Nant Castan, Cardiff | Freehold | 77 m² | £305,000 (2016) |
| 27, Heol Nant Castan, Cardiff | Freehold | 77 m² | £249,950 (2012) |
| 33 Heol Nant Castan, Cardiff | Freehold | 74 m² | £390,000 (2025) |
| 37 Heol Nant Castan, Rhiwbina, Cardiff, Cardiff | Freehold | 76 m² | £366,000 (2021) |