According to data from HM Land Registry, 451, Fernhill, Mountain Ash sits on a plot of 98 m².

We have plot size data on 19 out of 19 other houses in the postcode and 451, Fernhill, Mountain Ash sits on the 6th largest plot.

451, Fernhill, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 14 Feb 2024.

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

According to the Land Registry and our network of Estate Agents, there have been 61 sales of properties similar to 451, Fernhill, Mountain Ash within a radius of 1.3 kilometres since 2019.

The most recent example is 13, Gorsedd Street, Mountain Ash, CF45 3LR, a freehold house which sold for £155,000 on the 31st March 2026.

Read more about house prices in CF45.

• Sold Mar 2026£155,000 | 3 Bed House13, Gorsedd Street, Mountain Ash, CF45 3LR13, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Nov 2025£118,000 | 3 Bed House6, Hamilton Street, Mountain Ash, CF45 3RH6, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Aug 2025£110,000 | 3 Bed House34, Jenkin Street, Aberdare, CF44 6BB34, Jenkin Street, Aberdare, CF44 6BB
• Sold Nov 2024£195,000 | 3 Bed HouseLlyswerfa, Hamilton Street, Mountain Ash, CF45 3RHLlyswerfa, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Oct 2024£64,000 | 3 Bed House1, Margaret Street, Aberdare, CF44 6BD1, Margaret Street, Aberdare, CF44 6BD
• Sold Aug 2024£136,760 | 3 Bed House1, Lyle Street, Mountain Ash, CF45 3RG1, Lyle Street, Mountain Ash, CF45 3RG
• Sold Aug 2024£105,000 | 3 Bed House43, Aberpennar Street, Mountain Ash, CF45 3LS43, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Jul 2024£137,500 | 3 Bed House1, Hamilton Street, Mountain Ash, CF45 3RH1, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Mar 2024£114,000 | 3 Bed House46, Aberpennar Street, Mountain Ash, CF45 3LS46, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Aug 2023£221,750 | 3 Bed HouseOakdene, Aberdare Road, Mountain Ash, CF45 3PTOakdene, Aberdare Road, Mountain Ash, CF45 3PT
• Sold Mar 2023£148,000 | 3 Bed House1, Cadwaladr Street, Mountain Ash, CF45 3RD1, Cadwaladr Street, Mountain Ash, CF45 3RD
• Sold Dec 2022£150,000 | 3 Bed House33, The Avenue, Mountain Ash, CF45 4DT33, The Avenue, Mountain Ash, CF45 4DT
• Sold Oct 2022£110,000 | 3 Bed House23, Gorsedd Street, Mountain Ash, CF45 3LR23, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Aug 2022£112,000 | 3 Bed House33, Gorsedd Street, Mountain Ash, CF45 3LR33, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Nov 2021£138,000 | 3 Bed House20, Gorsedd Street, Mountain Ash, CF45 3LR20, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold May 2021£149,995 | 3 Bed House14, Harcourt Road, Mountain Ash, CF45 3PY14, Harcourt Road, Mountain Ash, CF45 3PY
• Sold Feb 2021£115,000 | 3 Bed House24, Gorsedd Street, Mountain Ash, CF45 3LR24, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Jan 2020£78,000 | 3 Bed House2, Harcourt Road, Mountain Ash, CF45 3PY2, Harcourt Road, Mountain Ash, CF45 3PY
• Sold Sep 2019£86,500 | 3 Bed House25, Gorsedd Street, Mountain Ash, CF45 3LR25, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Jun 2019£85,500 | 4 Bed House1, Maple Terrace, Aberdare, CF44 6AU1, Maple Terrace, Aberdare, CF44 6AU

Fernhill, Mountain Ash, CF45 has a total of 356 addresses. According to our analysis of all the public data, 451, Fernhill, Mountain Ash is the 7th largest and the 4th most expensive property on the street.

When compared to the postcode district it is £5k less expensive than the average property in CF45.

• Fernhill

  |

  300 m away
• Mountain Ash

  |

  1.5 km away
• Cwmbach

  |

  2.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.