| 1 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 96 m² | - |
| 2 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 84 m² | - |
| 3, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 84 m² | £31,000 (2001) |
| 4 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 83 m² | £105,000 (2015) |
| 5 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 83 m² | - |
| 7, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 83 m² | - |
| 10 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 77 m² | - |
| 12, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 88 m² | £95,000 (2018) |
| 13 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 91 m² | £54,500 (2000) |
| 15, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 92 m² | £146,500 (2019) |
| 16 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 76 m² | £121,000 (2006) |
| 17 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 74 m² | £125,000 (2025) |
| 20 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 80 m² | £121,000 (2015) |
| 21 Bryn-Y-Fran Avenue, Trethomas, Caerphilly | - | 82 m² | - |
| 22, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Freehold | 78 m² | £158,000 (2021) |
| Flat 1 Tudor Court, Bryn-Y-Fran Avenue, Trethomas, Caerphilly | Leasehold | 50 m² | £73,750 (2020) |
| Flat 2, Tudor Court, Bryn-Y-Fran Avenue, Caerphilly | Leasehold | 52 m² | £70,000 (2021) |
| Flat 3, Tudor Court, Bryn-Y-Fran Avenue, Caerphilly | Leasehold | 53 m² | £115,000 (2025) |
| Flat 4, Tudor Court, Bryn-Y-Fran Avenue, Caerphilly | Leasehold | 50 m² | £36,850 (1998) |
