| 2, Westwood Drive, Treharris | Freehold | 68 m² | £92,000 (2019) |
| 6, Westwood Drive, Treharris | Freehold | 73 m² | £182,000 (2026) |
| 7, Westwood Drive, Treharris | - | 89 m² | - |
| 8 Westwood Drive, Treharris | Freehold | 74 m² | £165,000 (2021) |
| 9, Westwood Drive, Treharris | Freehold | 78 m² | £135,000 (2019) |
| 10, Westwood Drive, Treharris | Freehold | 91 m² | £103,000 (2014) |
| 11, Westwood Drive, Treharris | Freehold | 74 m² | £98,000 (2015) |
| 12 Westwood Drive, Treharris | Freehold | 99 m² | £135,000 (2018) |
| 13 Westwood Drive, Treharris | Freehold | 75 m² | £80,000 (2010) |
| 14, Westwood Drive, Treharris | Leasehold | 67 m² | £39,500 (1998) |
| 19, Westwood Drive, Treharris | Freehold | 108 m² | £120,000 (2007) |
| 20 Westwood Drive, Treharris | Freehold | 110 m² | £93,000 (2016) |
| 21 Westwood Drive, Treharris | Freehold | 91 m² | £240,000 (2022) |
| 22 Westwood Drive, Treharris | Freehold | 79 m² | £112,000 (2006) |
| 24, Westwood Drive, Treharris | Freehold | 79 m² | £94,500 (2013) |
| 26, Westwood Drive, Treharris | Freehold | 80 m² | £103,500 (2014) |
| 28, Westwood Drive, Treharris | Freehold | 93 m² | £105,000 (2016) |
| 30, Westwood Drive, Treharris | Freehold | 76 m² | £124,000 (2018) |
| 33, Westwood Drive, Treharris | Freehold | 101 m² | £205,000 (2022) |
| 34 Westwood Drive, Treharris | - | 94 m² | - |
| 37, Westwood Drive, Treharris | Freehold | 176 m² | £145,000 (2014) |
| 38, Westwood Drive, Treharris | Freehold | 119 m² | £45,950 (1997) |
| 39, Westwood Drive, Treharris | Freehold | 117 m² | £127,995 (2018) |
| 40 Westwood Drive, Treharris | Freehold | 79 m² | £135,000 (2023) |
| 42, Westwood Drive, Treharris | Freehold | 78 m² | £140,000 (2024) |
| 43 Westwood Drive, Treharris | Freehold | 81 m² | £200,000 (2026) |
| 44, Westwood Drive, Treharris | Freehold | 79 m² | £136,000 (2020) |
| 45, Westwood Drive, Treharris | Leasehold | 80 m² | £188,500 (2024) |
| 46, Westwood Drive, Treharris | - | 78 m² | - |
| 47, Westwood Drive, Treharris | Freehold | 53 m² | £120,000 (2025) |
| 50, Westwood Drive, Treharris | Freehold | 95 m² | £140,000 (2021) |
| 54, Westwood Drive, Treharris | Leasehold | 68 m² | £32,500 (1996) |
| 55 Westwood Drive, Treharris | - | 67 m² | - |
| 57, Westwood Drive, Treharris | Freehold | 81 m² | £155,000 (2021) |
| 59, Westwood Drive, Treharris | Freehold | 95 m² | £103,000 (2013) |
| 61 Westwood Drive, Treharris | Freehold | 77 m² | £83,000 (2016) |
| 62, Westwood Drive, Treharris | Freehold | 93 m² | £159,950 (2021) |
| 63 Westwood Drive, Treharris | Freehold | 58 m² | £120,000 (2025) |
| 64, Westwood Drive, Treharris | Freehold | 74 m² | £135,000 (2019) |
| 65, Westwood Drive, Treharris | Freehold | 91 m² | £127,000 (2007) |
| 67, Westwood Drive, Treharris | Freehold | 54 m² | £128,000 (2021) |
| 69, Westwood Drive, Treharris | Freehold | 103 m² | £145,000 (2021) |
| 70 Westwood Drive, Treharris | Freehold | 56 m² | £75,000 (2016) |
| 72, Westwood Drive, Treharris | Freehold | 55 m² | £225,000 (2023) |
| 76, Westwood Drive, Treharris | Freehold | 56 m² | £30,500 (1998) |
| 78, Westwood Drive, Treharris | Freehold | 85 m² | £114,950 (2011) |
| 80, Westwood Drive, Treharris | Leasehold | 55 m² | £55,000 (2018) |