| 10 John Street, Treharris, CF46 5PS | Nov 2025 | £117,500 | Terraced | Freehold |
| 18 John Street, Treharris, CF46 5PS | Sep 2023 | £100,000 | Terraced | Freehold |
| Bethel Chapel John Street, Treharris, CF46 5PS | Aug 2023 | £120,000 | Other property | Freehold |
| 2 John Street, Treharris, CF46 5PS | Sep 2022 | £110,000 | Terraced | Freehold |
| 1 John Street, Treharris, CF46 5PS | Jan 2021 | £100,000 | Semi-detached | Freehold |
| 2, The Stables John Street, Treharris, CF46 5PS | Jul 2020 | £175,000 | Semi-detached | Freehold |
| 8 John Street, Treharris, CF46 5PS | Dec 2019 | £74,000 | Terraced | Freehold |
| 9 John Street, Treharris, CF46 5PS | Jun 2019 | £64,000 | Terraced | Freehold |
| 24 John Street, Treharris, CF46 5PS | May 2017 | £43,000 | Terraced | Freehold |
| 27 John Street, Treharris, CF46 5PS | Aug 2016 | £90,000 | Terraced | Freehold |
| 17 John Street, Treharris, CF46 5PS | Dec 2012 | £71,000 | Terraced | Freehold |
| 16 John Street, Treharris, CF46 5PS | Nov 2011 | £110,000 | Terraced | Freehold |
| 1, The Stables John Street, Treharris, CF46 5PS | Sep 2010 | £129,950 | Semi-detached | Freehold |
| 14 John Street, Treharris, CF46 5PS | Aug 2009 | £58,100 | Semi-detached | Freehold |
| 13 John Street, Treharris, CF46 5PS | Aug 2007 | £85,000 | Terraced | Freehold |
| 23 John Street, Treharris, CF46 5PS | Jan 2007 | £59,000 | Terraced | Freehold |
| Awel Yr Haf John Street, Treharris, CF46 5PS | Nov 2006 | £55,000 | Terraced | Freehold |
| 26 John Street, Treharris, CF46 5PS | Aug 2006 | £79,950 | Semi-detached | Freehold |
| 33 John Street, Treharris, CF46 5PS | Aug 2004 | £67,000 | Semi-detached | Freehold |
| Elim House John Street, Treharris, CF46 5PS | Jan 2004 | £175,000 | Detached | Freehold |
| 21 John Street, Treharris, CF46 5PS | Nov 2000 | £47,000 | Semi-detached | Freehold |
| 22 John Street, Treharris, CF46 5PS | Dec 1999 | £33,950 | Terraced | Freehold |
| 7 John Street, Treharris, CF46 5PS | Mar 1995 | £33,000 | Terraced | Freehold |