34, Clarence Street, Mountain Ash occupies a 143 m² plot as recorded by HM Land Registry.

Of the 36 other houses in this postcode, 32 have recorded plot sizes, and this one ranks as the 5th largest.

34, Clarence Street, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Dec 2023.

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

Land Registry records and our Estate Agent network show 185 sales of comparable properties within 580 metres of 34, Clarence Street, Mountain Ash since 2018.

Most recently, 38, Albert Street, Mountain Ash, CF45 3BA, a freehold house, sold at £95,000 on the 30th July 2025.

Read more about house prices in CF45.

• 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 Jun 2025£66,000 | 3 Bed House40B, Glyngwyn Street, Mountain Ash, CF45 3AF40B, Glyngwyn Street, Mountain Ash, CF45 3AF
• 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 Mar 2025£110,000 | 3 Bed House36, Glyngwyn Street, Mountain Ash, CF45 3AF36, Glyngwyn Street, Mountain Ash, CF45 3AF
• 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 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 Oct 2022£82,500 | 3 Bed House15, Clarence Street, Mountain Ash, CF45 3BB15, Clarence Street, Mountain Ash, CF45 3BB
• Sold Oct 2022£110,000 | 3 Bed House12, Albert Street, Mountain Ash, CF45 3BA12, Albert Street, Mountain Ash, CF45 3BA
• Sold Aug 2022£108,000 | 3 Bed House56, Consort Street, Mountain Ash, CF45 3AU56, Consort Street, Mountain Ash, CF45 3AU
• Sold May 2022£100,000 | 3 Bed House47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Mar 2021£91,950 | 3 Bed House8, Clarence Street, Mountain Ash, CF45 3BB8, Clarence Street, Mountain Ash, CF45 3BB
• 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 Apr 2019£58,000 | 3 Bed House33, Clarence Street, Mountain Ash, CF45 3BB33, Clarence Street, Mountain Ash, CF45 3BB
• Sold Nov 2018£55,000 | 3 Bed House55, Clarence Street, Mountain Ash, CF45 3BD55, Clarence Street, Mountain Ash, CF45 3BD
• Sold Nov 2018£86,000 | 3 Bed House25, Clarence Street, Mountain Ash, CF45 3BB25, Clarence Street, Mountain Ash, CF45 3BB

Our analysis of the public data ranks 34, Clarence Street, Mountain Ash as the 90th largest and the 86th most expensive of the 102 addresses on Clarence Street, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £53k less expensive than the typical property.

• Mountain Ash

  |

  600 m away
• Penrhiwceiber

  |

  1.3 km away
• Fernhill

  |

  1.8 km away

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