According to data from HM Land Registry, 44, Allen Street, Mountain Ash sits on a plot of 93 m².

We have plot size data on 25 out of 31 other houses in the postcode and 44, Allen Street, Mountain Ash sits on the 20th largest plot.

According to HM Land Registry, 44, Allen Street, Mountain Ash was last sold on 4th February 2022 for £85,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since February 2022, the market for similar properties has risen by 13.3%.

• Sold Feb 2022£85,000
• Sold May 2007£70,000

According to the Land Registry and our network of Estate Agents, there have been 96 sales of properties similar to 44, Allen Street, Mountain Ash within a radius of 680 metres since 2019.

The most recent example is 27, The Triangle, Mountain Ash, CF45 4BA, a freehold house which sold for £175,000 on the 18th July 2025.

Read more about house prices in CF45.

• Sold Jul 2025£175,000 | 3 Bed House27, The Triangle, Mountain Ash, CF45 4BA27, The Triangle, Mountain Ash, CF45 4BA
• Sold Oct 2024£80,000 | 3 Bed House18, Phillip Street, Mountain Ash, CF45 4BE18, Phillip Street, Mountain Ash, CF45 4BE
• Sold Sep 2024£85,000 | 3 Bed House42, Allen Street, Mountain Ash, CF45 4BB42, Allen Street, Mountain Ash, CF45 4BB
• Sold Jul 2024£140,000 | 3 Bed House26, Phillip Street, Mountain Ash, CF45 4BE26, Phillip Street, Mountain Ash, CF45 4BE
• Sold Jan 2024£105,000 | 3 Bed House12, Phillip Street, Mountain Ash, CF45 4BE12, Phillip Street, Mountain Ash, CF45 4BE
• Sold Oct 2023£125,100 | 3 Bed House21, Phillip Street, Mountain Ash, CF45 4BE21, Phillip Street, Mountain Ash, CF45 4BE
• Sold Aug 2023£115,000 | 3 Bed House47, Allen Street, Mountain Ash, CF45 4BB47, Allen Street, Mountain Ash, CF45 4BB
• Sold Jun 2023£117,500 | 3 Bed House21, Copley Street, Mountain Ash, CF45 4AS21, Copley Street, Mountain Ash, CF45 4AS
• Sold Aug 2022£90,000 | 3 Bed House37, Allen Street, Mountain Ash, CF45 4BB37, Allen Street, Mountain Ash, CF45 4BB
• Sold Jun 2022£129,995 | 3 Bed House4, Copley Street, Mountain Ash, CF45 4AS4, Copley Street, Mountain Ash, CF45 4AS
• Sold Jun 2022£125,000 | 3 Bed House45, Allen Street, Mountain Ash, CF45 4BB45, Allen Street, Mountain Ash, CF45 4BB
• Sold Feb 2022£127,000 | 3 Bed House14, Copley Street, Mountain Ash, CF45 4AS14, Copley Street, Mountain Ash, CF45 4AS
• Sold Mar 2021£65,000 | 3 Bed House23, Phillip Street, Mountain Ash, CF45 4BE23, Phillip Street, Mountain Ash, CF45 4BE
• Sold Aug 2020£210,000 | 3 Bed House9, Copley Street, Mountain Ash, CF45 4AS9, Copley Street, Mountain Ash, CF45 4AS
• Sold Aug 2020£72,000 | 3 Bed House58, Phillip Street, Mountain Ash, CF45 4BG58, Phillip Street, Mountain Ash, CF45 4BG
• Sold Apr 2020£77,000 | 3 Bed House19, Richmond Road, Mountain Ash, CF45 4AN19, Richmond Road, Mountain Ash, CF45 4AN
• Sold Jan 2020£111,000 | 3 Bed House11, Copley Street, Mountain Ash, CF45 4AS11, Copley Street, Mountain Ash, CF45 4AS
• Sold Nov 2019£62,000 | 3 Bed House36, Allen Street, Mountain Ash, CF45 4BB36, Allen Street, Mountain Ash, CF45 4BB
• Sold Sep 2019£137,000 | 3 Bed House49, Allen Street, Mountain Ash, CF45 4BB49, Allen Street, Mountain Ash, CF45 4BB
• Sold Jul 2019£90,000 | 3 Bed House27, Copley Street, Mountain Ash, CF45 4AS27, Copley Street, Mountain Ash, CF45 4AS

Allen Street, Mountain Ash, CF45 has a total of 63 addresses. According to our analysis of all the public data, 44, Allen Street, Mountain Ash is the 45th largest and the 29th most expensive property on the street.

When compared to the postcode district it is £12k less expensive than the average property in CF45.

• Mountain Ash

  |

  500 m away
• Fernhill

  |

  1.3 km away
• Penrhiwceiber

  |

  2.1 km away

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