HM Land Registry records the plot of land for 133, Bryntirion, Mountain Ash as measuring 264 m².

That makes it the 9th largest plot in the postcode, where all 71 other houses have recorded plot data.

133, Bryntirion, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 10 Aug 2022.

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

The most recent sale of 133, Bryntirion, Mountain Ash completed on 21st October 2022 at £114,995 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 61.7% over the period since October 2022.

• Sold Oct 2022£114,995

Since 2014 143 properties similar to 133, Bryntirion, Mountain Ash have sold within a radius of 1.5 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 8th May 2026, was 17, Homerton Street, Mountain Ash, CF45 4YP, a freehold house which sold for £95,000.

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 Feb 2026£105,000 | 3 Bed House25, Walsh Street, Mountain Ash, CF45 4YS25, Walsh Street, Mountain Ash, CF45 4YS
• Sold Dec 2025£82,950 | 3 Bed House96, Bryntirion, Mountain Ash, CF45 4EX96, Bryntirion, Mountain Ash, CF45 4EX
• Sold Nov 2025£88,000 | 3 Bed House134, Bryntirion, Mountain Ash, CF45 4EX134, Bryntirion, Mountain Ash, CF45 4EX
• Sold Sep 2025£75,000 | 3 Bed House7, Walsh Street, Mountain Ash, CF45 4YS7, Walsh Street, Mountain Ash, CF45 4YS
• Sold Aug 2025£83,000 | 3 Bed House90, Bryntirion, Mountain Ash, CF45 4EX90, Bryntirion, Mountain Ash, CF45 4EX
• Sold Jun 2025£59,000 | 3 Bed House2, Walsh Street, Mountain Ash, CF45 4YS2, Walsh Street, Mountain Ash, CF45 4YS
• Sold May 2025£86,000 | 3 Bed House179, Bryntirion, Mountain Ash, CF45 4PJ179, Bryntirion, Mountain Ash, CF45 4PJ
• Sold May 2025£117,500 | 3 Bed House24, Pentwyn Avenue, Mountain Ash, CF45 4YF24, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Apr 2024£80,000 | 3 Bed House199, Bryntirion, Mountain Ash, CF45 4PJ199, Bryntirion, Mountain Ash, CF45 4PJ
• Sold Mar 2022£70,000 | 3 Bed House222, Bryntirion, Mountain Ash, CF45 4EJ222, Bryntirion, Mountain Ash, CF45 4EJ
• Sold Mar 2021£57,500 | 3 Bed House70, Bryntirion, Mountain Ash, CF45 4EX70, Bryntirion, Mountain Ash, CF45 4EX
• Sold Mar 2020£40,000 | 3 Bed House105, Bryntirion, Mountain Ash, CF45 4EX105, Bryntirion, Mountain Ash, CF45 4EX
• Sold Aug 2019£72,000 | 3 Bed House131, Bryntirion, Mountain Ash, CF45 4EX131, Bryntirion, Mountain Ash, CF45 4EX
• Sold Aug 2019£39,995 | 3 Bed House154, Bryntirion, Mountain Ash, CF45 4PJ154, Bryntirion, Mountain Ash, CF45 4PJ
• 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 Aug 2017£60,000 | 3 Bed House206, Bryntirion, Mountain Ash, CF45 4EJ206, Bryntirion, Mountain Ash, CF45 4EJ
• Sold Jun 2016£68,500 | 3 Bed House17, Walsh Street, Mountain Ash, CF45 4YS17, Walsh Street, Mountain Ash, CF45 4YS
• Sold Apr 2014£43,100 | 3 Bed House132, Bryntirion, Mountain Ash, CF45 4EX132, Bryntirion, Mountain Ash, CF45 4EX

Of the 228 addresses on Bryntirion, Ynysboeth, Mountain Ash, CF45, 133, Bryntirion, Mountain Ash comes out as the 12th largest and the 14th most expensive in our analysis of the public data.

It is also £63k less expensive than the average property across the CF45 district.

• Penrhiwceiber

  |

  1.2 km away
• Quakers Yard

  |

  2.0 km away
• Abercynon

  |

  2.5 km away

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