5, York Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Apr 2020.

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

Since 2018 199 properties similar to 5, York Street, Mountain Ash have sold within a radius of 660 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th October 2025, was 9, Arthur Street, Mountain Ash, CF45 3BL, a freehold house which sold for £125,000.

Read more about house prices in CF45.

• Sold Oct 2025£125,000 | 3 Bed House9, Arthur Street, Mountain Ash, CF45 3BL9, Arthur Street, Mountain Ash, CF45 3BL
• Sold Jul 2025£95,000 | 3 Bed House38, Albert Street, Mountain Ash, CF45 3BA38, Albert Street, Mountain Ash, CF45 3BA
• Sold Jun 2025£90,000 | 3 Bed House26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold May 2025£101,000 | 3 Bed House40, Arthur Street, Mountain Ash, CF45 3BL40, Arthur Street, Mountain Ash, CF45 3BL
• Sold May 2025£103,000 | 3 Bed House15, Albany Street, Mountain Ash, CF45 3BE15, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2025£72,000 | 3 Bed House16, Albert Street, Mountain Ash, CF45 3BA16, Albert Street, Mountain Ash, CF45 3BA
• Sold Apr 2025£118,000 | 3 Bed House11, Albany Street, Mountain Ash, CF45 3BE11, Albany Street, Mountain Ash, CF45 3BE
• Sold Nov 2024£85,000 | 3 Bed House3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Jul 2024£105,000 | 3 Bed House14, Clarence Street, Mountain Ash, CF45 3BB14, Clarence Street, Mountain Ash, CF45 3BB
• Sold Jul 2024£75,000 | 3 Bed House12, Hughes Street, Mountain Ash, CF45 3UG12, Hughes Street, Mountain Ash, CF45 3UG
• Sold Jul 2024£108,000 | 3 Bed House41, Arthur Street, Mountain Ash, CF45 3BL41, Arthur Street, Mountain Ash, CF45 3BL
• Sold Sep 2023£120,000 | 3 Bed House9, Albert Street, Mountain Ash, CF45 3BA9, Albert Street, Mountain Ash, CF45 3BA
• Sold Sep 2023£85,000 | 3 Bed House58, Victoria Street, Mountain Ash, CF45 3AP58, Victoria Street, Mountain Ash, CF45 3AP
• Sold Jun 2023£68,000 | 3 Bed House8, Albany Street, Mountain Ash, CF45 3BE8, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2023£86,000 | 3 Bed House44, Arthur Street, Mountain Ash, CF45 3BL44, Arthur Street, Mountain Ash, CF45 3BL
• Sold Oct 2022£110,000 | 3 Bed House12, Albert Street, Mountain Ash, CF45 3BA12, Albert Street, Mountain Ash, CF45 3BA
• Sold May 2022£100,000 | 3 Bed House47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Jan 2021£75,000 | 3 Bed House42, Clarence Street, Mountain Ash, CF45 3BD42, Clarence Street, Mountain Ash, CF45 3BD
• Sold Nov 2019£43,000 | 3 Bed House71, Clarence Street, Mountain Ash, CF45 3BD71, Clarence Street, Mountain Ash, CF45 3BD
• Sold Nov 2018£55,000 | 3 Bed House55, Clarence Street, Mountain Ash, CF45 3BD55, Clarence Street, Mountain Ash, CF45 3BD

Of the 18 addresses on York Street, Mountain Ash, CF45, 5, York Street, Mountain Ash comes out as the 14th largest and the 8th most expensive in our analysis of the public data.

It is also £53k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  700 m away
• Penrhiwceiber

  |

  1.3 km away
• Fernhill

  |

  1.9 km away

The flood risk here is rated Very Low, based on Environment Agency data.