65, Thomas Street, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 21 May 2021.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

65, Thomas Street, Mountain Ash last changed hands on 11th September 2020, selling for £85,000. The transaction was logged as a leasehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has risen by 68.9% since September 2020.

• Sold Sep 2020£85,000
• Sold Aug 2007£83,000

Land Registry records and our Estate Agent network show 251 sales of comparable properties within 670 metres of 65, Thomas Street, Mountain Ash since 2019.

Most recently, 12, Thomas Street, Mountain Ash, CF45 3BU, a freehold house, sold at £145,000 on the 20th February 2026.

Read more about house prices in CF45.

• Sold Feb 2026£145,000 | 3 Bed House12, Thomas Street, Mountain Ash, CF45 3BU12, Thomas Street, Mountain Ash, CF45 3BU
• Sold Nov 2025£122,000 | 3 Bed House13, Hughes Street, Mountain Ash, CF45 3UG13, Hughes Street, Mountain Ash, CF45 3UG
• Sold Oct 2025£112,000 | 3 Bed House32, Oakland Street, Mountain Ash, CF45 3AL32, Oakland Street, Mountain Ash, CF45 3AL
• Sold Oct 2025£125,000 | 3 Bed House9, Arthur Street, Mountain Ash, CF45 3BL9, Arthur Street, Mountain Ash, CF45 3BL
• Sold Sep 2025£116,500 | 3 Bed House20, Ty'R Felin Street, Mountain Ash, CF45 3YR20, Ty'R Felin Street, Mountain Ash, CF45 3YR
• Sold Sep 2025£125,000 | 3 Bed House26, Albany Street, Mountain Ash, CF45 3BE26, Albany Street, Mountain Ash, CF45 3BE
• Sold May 2025£103,000 | 3 Bed House15, Albany Street, Mountain Ash, CF45 3BE15, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2025£118,000 | 3 Bed House11, Albany Street, Mountain Ash, CF45 3BE11, Albany Street, Mountain Ash, CF45 3BE
• Sold Feb 2025£99,950 | 3 Bed House7, Albany Street, Mountain Ash, CF45 3BE7, Albany Street, Mountain Ash, CF45 3BE
• Sold Nov 2024£120,000 | 3 Bed House22, Albany Street, Mountain Ash, CF45 3BE22, Albany Street, Mountain Ash, CF45 3BE
• Sold Aug 2024£137,500 | 3 Bed House27, Oakland Street, Mountain Ash, CF45 3AL27, Oakland Street, Mountain Ash, CF45 3AL
• Sold Sep 2023£92,500 | 3 Bed House5, Albany Street, Mountain Ash, CF45 3BE5, Albany Street, Mountain Ash, CF45 3BE
• Sold Jun 2023£68,000 | 3 Bed House8, Albany Street, Mountain Ash, CF45 3BE8, Albany Street, Mountain Ash, CF45 3BE
• Sold May 2023£120,000 | 3 Bed House57, Thomas Street, Mountain Ash, CF45 3BP57, Thomas Street, Mountain Ash, CF45 3BP
• Sold Apr 2023£86,000 | 3 Bed House44, Arthur Street, Mountain Ash, CF45 3BL44, Arthur Street, Mountain Ash, CF45 3BL
• Sold Dec 2022£86,500 | 3 Bed House28, Albany Street, Mountain Ash, CF45 3BE28, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2022£125,000 | 3 Bed House21, Thomas Street, Mountain Ash, CF45 3BU21, Thomas Street, Mountain Ash, CF45 3BU
• Sold Jan 2022£135,000 | 3 Bed House29, Oakland Street, Mountain Ash, CF45 3AL29, Oakland Street, Mountain Ash, CF45 3AL
• Sold Aug 2020£90,000 | 3 Bed House39, Oakland Street, Mountain Ash, CF45 3AL39, Oakland Street, Mountain Ash, CF45 3AL
• Sold Oct 2019£80,000 | 3 Bed House16, Albany Street, Mountain Ash, CF45 3BE16, Albany Street, Mountain Ash, CF45 3BE

Our analysis of the public data ranks 65, Thomas Street, Mountain Ash as the 43rd largest and the 52nd most expensive of the 73 addresses on Thomas Street, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £36k less expensive than the typical property.

• Mountain Ash

  |

  1.0 km away
• Penrhiwceiber

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  1.0 km away
• Fernhill

  |

  2.1 km away

Environment Agency data suggests this area has a Very Low risk of flooding.