HM Land Registry records the plot of land for 15, Richmond Road, Mountain Ash as measuring 138 m².

That makes it the 17th largest plot in the postcode, where 28 of the 33 other houses have recorded plot data.

15, Richmond Road, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Feb 2011.

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 15, Richmond Road, Mountain Ash completed on 27th March 2015 at £123,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 74.5% over the period since March 2015.

• Sold Mar 2015£123,000
• Sold Mar 2001£31,000

Since 2018 102 properties similar to 15, Richmond Road, Mountain Ash have sold within a radius of 760 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 8th May 2026, was 12, Beckett Street, Mountain Ash, CF45 4AW, a freehold house which sold for £150,000.

Read more about house prices in CF45.

• Sold May 2026£150,000 | 3 Bed House12, Beckett Street, Mountain Ash, CF45 4AW12, Beckett Street, Mountain Ash, CF45 4AW
• Sold Mar 2026£189,998 | 3 Bed House59, Allen Street, Mountain Ash, CF45 4BB59, Allen Street, Mountain Ash, CF45 4BB
• Sold Feb 2026£160,000 | 3 Bed House10, The Triangle, Mountain Ash, CF45 4BA10, The Triangle, Mountain Ash, CF45 4BA
• Sold Feb 2026£158,000 | 3 Bed House24, Richmond Road, Mountain Ash, CF45 4AN24, Richmond Road, Mountain Ash, CF45 4AN
• Sold Oct 2025£130,000 | 3 Bed House26, The Triangle, Mountain Ash, CF45 4BA26, The Triangle, Mountain Ash, CF45 4BA
• Sold Aug 2025£126,000 | 3 Bed House19, Beckett Street, Mountain Ash, CF45 4AW19, Beckett Street, Mountain Ash, CF45 4AW
• Sold Oct 2024£148,500 | 3 Bed House33, Phillip Street, Mountain Ash, CF45 4BE33, Phillip Street, Mountain Ash, CF45 4BE
• Sold May 2024£143,000 | 3 Bed House8, Copley Street, Mountain Ash, CF45 4AS8, Copley Street, Mountain Ash, CF45 4AS
• Sold Mar 2024£144,000 | 3 Bed House24, The Triangle, Mountain Ash, CF45 4BA24, The Triangle, Mountain Ash, CF45 4BA
• Sold Oct 2023£185,000 | 3 Bed House3, Richmond Road, Mountain Ash, CF45 4AN3, Richmond Road, Mountain Ash, CF45 4AN
• Sold Aug 2023£180,000 | 3 Bed House3, Beckett Street, Mountain Ash, CF45 4AW3, Beckett Street, Mountain Ash, CF45 4AW
• Sold Dec 2022£180,000 | 3 Bed House23, Campbell Terrace, Mountain Ash, CF45 4AE23, Campbell Terrace, Mountain Ash, CF45 4AE
• Sold Aug 2022£185,000 | 3 Bed House19, Campbell Terrace, Mountain Ash, CF45 4AE19, Campbell Terrace, Mountain Ash, CF45 4AE
• Sold Jun 2022£149,995 | 3 Bed House29, The Triangle, Mountain Ash, CF45 4BA29, The Triangle, Mountain Ash, CF45 4BA
• Sold Dec 2021£150,000 | 3 Bed House25, The Triangle, Mountain Ash, CF45 4BA25, The Triangle, Mountain Ash, CF45 4BA
• Sold Oct 2021£150,000 | 3 Bed House2, Richmond Road, Mountain Ash, CF45 4AN2, Richmond Road, Mountain Ash, CF45 4AN
• Sold Aug 2021£125,000 | 3 Bed House13, Richmond Road, Mountain Ash, CF45 4AN13, Richmond Road, Mountain Ash, CF45 4AN
• Sold May 2020£102,000 | 3 Bed House17, Beckett Street, Mountain Ash, CF45 4AW17, Beckett Street, Mountain Ash, CF45 4AW
• Sold Mar 2019£114,000 | 3 Bed House11, Beckett Street, Mountain Ash, CF45 4AW11, Beckett Street, Mountain Ash, CF45 4AW
• Sold Oct 2018£75,000 | 3 Bed House10, Campbell Terrace, Mountain Ash, CF45 4AE10, Campbell Terrace, Mountain Ash, CF45 4AE

Of the 33 addresses on Richmond Road, Mountain Ash, CF45, 15, Richmond Road, Mountain Ash comes out as the 24th largest and the 25th most expensive in our analysis of the public data.

It is also £7k more expensive than the average property across the CF45 district.

• Mountain Ash

  |

  600 m away
• Fernhill

  |

  1.2 km away
• Penrhiwceiber

  |

  2.3 km away

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