18, Brynifor, Mountain Ash occupies a 223 m² plot as recorded by HM Land Registry.

Of the 30 other houses in this postcode, 20 have recorded plot sizes, and this one ranks as the 9th largest.

18, Brynifor, Mountain Ash has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 19 Feb 2026.

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 187 sales of comparable properties within 540 metres of 18, Brynifor, Mountain Ash since 2009.

Most recently, Aberpennar Cottage, Dover Street, Mountain Ash, CF45 3HY, a freehold house, sold at £142,500 on the 4th February 2026.

Read more about house prices in CF45.

• Sold Feb 2026£142,500 | 3 Bed HouseAberpennar Cottage, Dover Street, Mountain Ash, CF45 3HYAberpennar Cottage, Dover Street, Mountain Ash, CF45 3HY
• Sold Feb 2026£150,000 | 3 Bed House3, Gwernifor Street, Mountain Ash, CF45 3NA3, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Jun 2025£82,000 | 3 Bed House22, Brynifor, Mountain Ash, CF45 3AA22, Brynifor, Mountain Ash, CF45 3AA
• Sold Jun 2025£132,500 | 3 Bed House28, Kingcraft Street, Mountain Ash, CF45 3LT28, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Jun 2025£139,950 | 3 Bed House98, Brynifor, Mountain Ash, CF45 3AB98, Brynifor, Mountain Ash, CF45 3AB
• Sold May 2025£116,500 | 3 Bed House17, Coplestone Street, Mountain Ash, CF45 3LY17, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Feb 2025£122,000 | 3 Bed House21, Darran Road, Mountain Ash, CF45 3HT21, Darran Road, Mountain Ash, CF45 3HT
• Sold Feb 2025£100,000 | 3 Bed House10, Coplestone Street, Mountain Ash, CF45 3LY10, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Feb 2025£73,000 | 3 Bed House4, Coplestone Street, Mountain Ash, CF45 3LY4, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Nov 2024£120,000 | 3 Bed House3, Aberpennar Street, Mountain Ash, CF45 3LS3, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Jan 2024£116,000 | 3 Bed House27, Brynifor, Mountain Ash, CF45 3AA27, Brynifor, Mountain Ash, CF45 3AA
• Sold Jan 2022£160,000 | 4 Bed House57, Brynifor, Mountain Ash, CF45 3AB57, Brynifor, Mountain Ash, CF45 3AB
• Sold Nov 2021£90,000 | 3 Bed House38, Brynifor, Mountain Ash, CF45 3AB38, Brynifor, Mountain Ash, CF45 3AB
• Sold Aug 2021£90,000 | 3 Bed House44, Brynifor, Mountain Ash, CF45 3AB44, Brynifor, Mountain Ash, CF45 3AB
• Sold Jul 2021£108,000 | 3 Bed House1, Brynifor, Mountain Ash, CF45 3AA1, Brynifor, Mountain Ash, CF45 3AA
• Sold Oct 2020£75,000 | 3 Bed House26, Bailey Street, Mountain Ash, CF45 3AS26, Bailey Street, Mountain Ash, CF45 3AS
• Sold Nov 2018£77,000 | 3 Bed House65, Brynifor, Mountain Ash, CF45 3AB65, Brynifor, Mountain Ash, CF45 3AB
• Sold Sep 2018£98,000 | 3 Bed House87, Brynifor, Mountain Ash, CF45 3AB87, Brynifor, Mountain Ash, CF45 3AB
• Sold Dec 2016£79,000 | 3 Bed House45, Brynifor, Mountain Ash, CF45 3AB45, Brynifor, Mountain Ash, CF45 3AB
• Sold Oct 2009£81,000 | 3 Bed House93, Brynifor, Mountain Ash, CF45 3AB93, Brynifor, Mountain Ash, CF45 3AB

Our analysis of the public data ranks 18, Brynifor, Mountain Ash as the 13th largest and the 9th most expensive of the 102 addresses on Brynifor, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £19k less expensive than the typical property.

• Mountain Ash

  |

  300 m away
• Fernhill

  |

  1.5 km away
• Penrhiwceiber

  |

  1.6 km away

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