70, Bryntirion, Mountain Ash occupies a 228 m² plot as recorded by HM Land Registry.

All 71 other houses in this postcode have recorded plot sizes, and this one ranks as the 22nd largest.

70, Bryntirion, Mountain Ash has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 27 Jun 2025.

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

70, Bryntirion, Mountain Ash last changed hands on 5th March 2021, selling for £57,500. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has risen by 102.3% since March 2021.

• Sold Mar 2021£57,500
• Sold May 2012£40,000
• Sold Jun 2007£30,600

Land Registry records and our Estate Agent network show 60 sales of comparable properties within 1.6 kilometres of 70, Bryntirion, Mountain Ash since 2015.

Most recently, 17, Homerton Street, Mountain Ash, CF45 4YP, a freehold house, sold at £95,000 on the 8th May 2026.

Read more about house prices in CF45.

• Sold May 2026£95,000 | 3 Bed House17, Homerton Street, Mountain Ash, CF45 4YP17, Homerton Street, Mountain Ash, CF45 4YP
• Sold Apr 2026£83,000 | 3 Bed House10, Pentwyn Avenue, Mountain Ash, CF45 4YF10, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Feb 2026£105,000 | 3 Bed House25, Walsh Street, Mountain Ash, CF45 4YS25, Walsh Street, Mountain Ash, CF45 4YS
• Sold Nov 2025£88,000 | 3 Bed House134, Bryntirion, Mountain Ash, CF45 4EX134, Bryntirion, Mountain Ash, CF45 4EX
• Sold May 2025£117,500 | 3 Bed House24, Pentwyn Avenue, Mountain Ash, CF45 4YF24, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Dec 2024£100,000 | 3 Bed House7, Halswell Street, Mountain Ash, CF45 4YN7, Halswell Street, Mountain Ash, CF45 4YN
• Sold Nov 2024£80,000 | 3 Bed House60, Pentwyn Avenue, Mountain Ash, CF45 4YF60, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Jun 2024£65,000 | 3 Bed House3, Homerton Street, Mountain Ash, CF45 4YP3, Homerton Street, Mountain Ash, CF45 4YP
• Sold Jan 2024£70,000 | 3 Bed House41, Pentwyn Avenue, Mountain Ash, CF45 4YE41, Pentwyn Avenue, Mountain Ash, CF45 4YE
• Sold Dec 2023£54,000 | 3 Bed House13, Cross Street, Mountain Ash, CF45 4LR13, Cross Street, Mountain Ash, CF45 4LR
• Sold Oct 2023£65,000 | 3 Bed House103, Pentwyn Avenue, Mountain Ash, CF45 4YE103, Pentwyn Avenue, Mountain Ash, CF45 4YE
• Sold Oct 2022£114,995 | 3 Bed House133, Bryntirion, Mountain Ash, CF45 4EX133, Bryntirion, Mountain Ash, CF45 4EX
• Sold Jun 2022£145,000 | 3 Bed House92, Pentwyn Avenue, Mountain Ash, CF45 4YF92, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Mar 2021£75,000 | 3 Bed House56, Pentwyn Avenue, Mountain Ash, CF45 4YF56, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Feb 2019£50,000 | 3 Bed House27, Walsh Street, Mountain Ash, CF45 4YS27, Walsh Street, Mountain Ash, CF45 4YS
• Sold Feb 2019£60,000 | 3 Bed House9, Halswell Street, Mountain Ash, CF45 4YN9, Halswell Street, Mountain Ash, CF45 4YN
• Sold Feb 2019£30,000 | 3 Bed House1, Pentwyn Avenue, Mountain Ash, CF45 4YE1, Pentwyn Avenue, Mountain Ash, CF45 4YE
• Sold Jul 2018£48,000 | 3 Bed House113, Bryntirion, Mountain Ash, CF45 4EX113, Bryntirion, Mountain Ash, CF45 4EX
• Sold Jun 2016£68,500 | 3 Bed House17, Walsh Street, Mountain Ash, CF45 4YS17, Walsh Street, Mountain Ash, CF45 4YS
• Sold Nov 2015£65,000 | 3 Bed House21, Walsh Street, Mountain Ash, CF45 4YS21, Walsh Street, Mountain Ash, CF45 4YS

Our analysis of the public data ranks 70, Bryntirion, Mountain Ash as the 3rd largest and the 11th most expensive of the 228 addresses on Bryntirion, Ynysboeth, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £59k less expensive than the typical property.

• Penrhiwceiber

  |

  1.2 km away
• Quakers Yard

  |

  2.0 km away
• Abercynon

  |

  2.5 km away

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