| 1 Arthur Street, Williamstown, Tonypandy | Freehold | 86 m² | £145,000 (2024) |
| 2, Arthur Street, Williamstown, Tonypandy | Freehold | 71 m² | £40,000 (2010) |
| 3, Arthur Street, Williamstown, Tonypandy | Freehold | 77 m² | £97,000 (2018) |
| 5, Arthur Street, Williamstown, Tonypandy | Freehold | 91 m² | £87,400 (2010) |
| 6 Arthur Street, Williamstown, Tonypandy | Freehold | 106 m² | £82,500 (2021) |
| 7, Arthur Street, Williamstown, Tonypandy | Freehold | 88 m² | £110,000 (2020) |
| 9 Arthur Street, Williamstown, Tonypandy | Freehold | 99 m² | £105,000 (2022) |
| 11, Arthur Street, Williamstown, Tonypandy | Freehold | 84 m² | £59,000 (2016) |
| 12, Arthur Street, Williamstown, Tonypandy | Freehold | 72 m² | £52,000 (2018) |
| 13 Arthur Street, Williamstown, Tonypandy | Freehold | 95 m² | £126,000 (2025) |
| 14 Arthur Street, Williamstown, Tonypandy | Freehold | 69 m² | £80,000 (2020) |
| 15 Arthur Street, Williamstown, Tonypandy | Freehold | 82 m² | £129,500 (2022) |
| 16, Arthur Street, Williamstown, Tonypandy | Freehold | 68 m² | £100,000 (2023) |
| 20, Arthur Street, Williamstown, Tonypandy | Freehold | 79 m² | £165,000 (2025) |
| 22, Arthur Street, Williamstown, Tonypandy | - | 76 m² | - |
| 23, Arthur Street, Williamstown, Tonypandy | Freehold | 80 m² | £80,000 (2021) |
| 26 Arthur Street, Williamstown, Tonypandy | Freehold | 75 m² | £15,000 (2000) |