| 16 Commercial Street, Mountain Ash, CF45 3PS | May 2026 | £122,000 | Terraced | Freehold |
| 49 Commercial Street, Mountain Ash, CF45 3PS | Jul 2025 | £49,000 | Flat / maisonette | Freehold |
| 10 Commercial Street, Mountain Ash, CF45 3PS | Jun 2025 | £85,000 | Terraced | Freehold |
| 20 Commercial Street, Mountain Ash, CF45 3PS | May 2025 | £67,000 | Terraced | Freehold |
| 22 Commercial Street, Mountain Ash, CF45 3PS | Nov 2024 | £95,000 | Terraced | Freehold |
| 55 Commercial Street, Mountain Ash, CF45 3PS | May 2024 | £90,000 | Other property | Freehold |
| 51 Commercial Street, Mountain Ash, CF45 3PS | Oct 2023 | £105,000 | Other property | Freehold |
| 4 Commercial Street, Mountain Ash, CF45 3PS | Jul 2023 | £85,000 | Terraced | Freehold |
| 6 Commercial Street, Mountain Ash, CF45 3PS | Apr 2023 | £92,000 | Terraced | Freehold |
| 53 Commercial Street, Mountain Ash, CF45 3PS | Jun 2022 | £80,000 | Terraced | Freehold |
| 2 Commercial Street, Mountain Ash, CF45 3PS | Apr 2022 | £60,000 | Terraced | Freehold |
| 18 Commercial Street, Mountain Ash, CF45 3PS | Jul 2019 | £55,500 | Terraced | Freehold |
| 12 Commercial Street, Mountain Ash, CF45 3PS | Aug 2017 | £75,000 | Terraced | Freehold |
| 63 Commercial Street, Mountain Ash, CF45 3PS | Aug 2005 | £38,000 | Terraced | Freehold |
| 14 Commercial Street, Mountain Ash, CF45 3PS | Mar 2000 | £12,000 | Terraced | Freehold |
| 5 Commercial Street, Mountain Ash, CF45 3PS | Dec 1999 | £7,500 | Terraced | Freehold |
| 19 Commercial Street, Mountain Ash, CF45 3PS | Jan 1998 | £14,500 | Terraced | Leasehold |
| 43 Commercial Street, Mountain Ash, CF45 3PS | Mar 1997 | £17,000 | Terraced | Freehold |
| 9 Commercial Street, Mountain Ash, CF45 3PS | Aug 1996 | £7,500 | Terraced | Freehold |
| 13 Commercial Street, Mountain Ash, CF45 3PS | Aug 1996 | £17,000 | Terraced | Freehold |
| 37 Commercial Street, Mountain Ash, CF45 3PS | Mar 1996 | £25,000 | Terraced | Freehold |
| 21 Commercial Street, Mountain Ash, CF45 3PS | Mar 1996 | £29,000 | Terraced | Freehold |