| 36 Mary Street, Mountain Ash, CF45 4HH | Oct 2025 | £89,000 | Terraced | Freehold |
| 17 Mary Street, Mountain Ash, CF45 4HH | Sep 2024 | £110,000 | Terraced | Freehold |
| 19 Mary Street, Mountain Ash, CF45 4HH | Dec 2023 | £90,000 | Terraced | Freehold |
| 14 Mary Street, Mountain Ash, CF45 4HH | Nov 2023 | £127,500 | Terraced | Freehold |
| 33 Mary Street, Mountain Ash, CF45 4HH | Aug 2023 | £100,000 | Terraced | Freehold |
| 42 Mary Street, Mountain Ash, CF45 4HH | Oct 2021 | £85,000 | Terraced | Freehold |
| 27 Mary Street, Mountain Ash, CF45 4HH | Oct 2020 | £82,000 | Terraced | Freehold |
| 12 Mary Street, Mountain Ash, CF45 4HH | Feb 2020 | £66,000 | Terraced | Freehold |
| 35 Mary Street, Mountain Ash, CF45 4HH | Feb 2020 | £75,000 | Terraced | Freehold |
| Ashleigh Mary Street, Mountain Ash, CF45 4HH | Jun 2019 | £158,000 | Detached | Freehold |
| 13 Mary Street, Mountain Ash, CF45 4HH | Jan 2019 | £70,000 | Terraced | Freehold |
| Garage, 32 Mary Street, Mountain Ash, CF45 4HH | Oct 2018 | £4,500 | Other property | Freehold |
| 20 Mary Street, Mountain Ash, CF45 4HH | Jun 2018 | £45,000 | Terraced | Freehold |
| 15 Mary Street, Mountain Ash, CF45 4HH | Sep 2017 | £62,750 | Terraced | Freehold |
| 2 Mary Street, Mountain Ash, CF45 4HH | Apr 2016 | £56,000 | Terraced | Freehold |
| 7 Mary Street, Mountain Ash, CF45 4HH | Mar 2016 | £75,000 | Terraced | Freehold |
| 31 Mary Street, Mountain Ash, CF45 4HH | Dec 2015 | £44,500 | Terraced | Freehold |
| 23 Mary Street, Mountain Ash, CF45 4HH | Jun 2013 | £58,000 | Terraced | Freehold |
| Ivy Villa Mary Street, Mountain Ash, CF45 4HH | Nov 2006 | £80,000 | Semi-detached | Freehold |
| 6 Mary Street, Mountain Ash, CF45 4HH | Jan 2006 | £45,000 | Terraced | Freehold |
| 39 Mary Street, Mountain Ash, CF45 4HH | Jul 2005 | £59,995 | Terraced | Freehold |
| 1 Mary Street, Mountain Ash, CF45 4HH | May 2005 | £59,995 | Terraced | Freehold |
| 21 Mary Street, Mountain Ash, CF45 4HH | May 2002 | £26,300 | Terraced | Freehold |
| 25 Mary Street, Mountain Ash, CF45 4HH | Sep 2000 | £18,000 | Terraced | Freehold |
| 8 Mary Street, Mountain Ash, CF45 4HH | Jun 1999 | £26,000 | Terraced | Freehold |
| 16 Mary Street, Mountain Ash, CF45 4HH | May 1998 | £16,000 | Terraced | Freehold |
| 38 Mary Street, Mountain Ash, CF45 4HH | Sep 1996 | £18,000 | Terraced | Freehold |