| 40 High Street, Mountain Ash, CF45 3PE | Jul 2026 | £135,000 | Terraced | Freehold |
| 20 High Street, Mountain Ash, CF45 3PE | Jun 2026 | £75,000 | Terraced | Freehold |
| 54 High Street, Mountain Ash, CF45 3PE | Jun 2026 | £65,000 | Terraced | Freehold |
| 32 High Street, Mountain Ash, CF45 3PE | Feb 2026 | £53,000 | Terraced | Freehold |
| 57 High Street, Mountain Ash, CF45 3PE | Mar 2025 | £75,000 | Terraced | Freehold |
| 55 High Street, Mountain Ash, CF45 3PE | Feb 2025 | £60,500 | Terraced | Freehold |
| Bwythyn Bach High Street, Mountain Ash, CF45 3PE | Nov 2024 | £70,000 | Semi-detached | Freehold |
| 43 High Street, Mountain Ash, CF45 3PE | Dec 2022 | £125,000 | Terraced | Freehold |
| 47 High Street, Mountain Ash, CF45 3PE | Aug 2022 | £76,500 | Terraced | Freehold |
| 56 High Street, Mountain Ash, CF45 3PE | May 2022 | £58,000 | Terraced | Leasehold |
| 51 High Street, Mountain Ash, CF45 3PE | Aug 2021 | £64,000 | Terraced | Freehold |
| 18 High Street, Mountain Ash, CF45 3PE | Jul 2021 | £72,000 | Terraced | Freehold |
| 61 High Street, Mountain Ash, CF45 3PE | Nov 2020 | £50,000 | Terraced | Freehold |
| 62 High Street, Mountain Ash, CF45 3PE | Jan 2020 | £36,000 | Other property | Freehold |
| 37 High Street, Mountain Ash, CF45 3PE | Sep 2018 | £54,000 | Terraced | Freehold |
| 34 High Street, Mountain Ash, CF45 3PE | Jul 2018 | £39,999 | Terraced | Freehold |
| 35 High Street, Mountain Ash, CF45 3PE | Nov 2017 | £64,500 | Terraced | Freehold |
| 45 High Street, Mountain Ash, CF45 3PE | Oct 2017 | £58,000 | Terraced | Leasehold |
| 48 High Street, Mountain Ash, CF45 3PE | Mar 2015 | £30,000 | Terraced | Freehold |
| 33 High Street, Mountain Ash, CF45 3PE | Mar 2014 | £44,000 | Terraced | Freehold |
| 53 High Street, Mountain Ash, CF45 3PE | Aug 2013 | £40,000 | Terraced | Freehold |
| 30 High Street, Mountain Ash, CF45 3PE | Mar 2009 | £38,000 | Terraced | Freehold |
| 50 High Street, Mountain Ash, CF45 3PE | Jul 2007 | £65,000 | Terraced | Freehold |
| 46 High Street, Mountain Ash, CF45 3PE | Mar 2006 | £61,000 | Terraced | Freehold |
| 42 High Street, Mountain Ash, CF45 3PE | Jan 2005 | £48,500 | Terraced | Freehold |
| 13 High Street, Mountain Ash, CF45 3PE | Feb 2000 | £27,645 | Terraced | Freehold |
| 15 High Street, Mountain Ash, CF45 3PE | Oct 1998 | £26,000 | Semi-detached | Freehold |
| 49 High Street, Mountain Ash, CF45 3PE | Apr 1998 | £7,000 | Terraced | Freehold |
| 52 High Street, Mountain Ash, CF45 3PE | Aug 1996 | £1,830 | Terraced | Freehold |