According to data from HM Land Registry, 37, Aberpennar Street, Mountain Ash sits on a plot of 119 m².

We have plot size data on 45 out of 52 other houses in the postcode and 37, Aberpennar Street, Mountain Ash sits on the 35th largest plot.

37, Aberpennar Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Oct 2009.

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 HM Land Registry, 37, Aberpennar Street, Mountain Ash was last sold on 1st November 2002 for £39,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

According to the Land Registry and our network of Estate Agents, there have been 84 sales of properties similar to 37, Aberpennar Street, Mountain Ash within a radius of 650 metres since 2017.

The most recent example is 38, Aberpennar Street, Mountain Ash, CF45 3LS, a freehold house which sold for £157,000 on the 24th November 2025.

Read more about house prices in CF45.

• Sold Nov 2025£157,000 | 4 Bed House38, Aberpennar Street, Mountain Ash, CF45 3LS38, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Sep 2025£142,000 | 4 Bed House33, Kingcraft Street, Mountain Ash, CF45 3LT33, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Jul 2025£145,000 | 3 Bed House42, Coplestone Street, Mountain Ash, CF45 3LY42, 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 Oct 2024£130,000 | 4 Bed House23, Coplestone Street, Mountain Ash, CF45 3LY23, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Apr 2023£140,000 | 4 Bed House1, Aberpennar Street, Mountain Ash, CF45 3LS1, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Nov 2022£120,000 | 3 Bed House8, Kingcraft Street, Mountain Ash, CF45 3LT8, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Oct 2022£130,000 | 3 Bed House16, Kingcraft Street, Mountain Ash, CF45 3LT16, Kingcraft Street, Mountain Ash, CF45 3LT
• 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 Jul 2022£124,000 | 4 Bed House16, Coplestone Street, Mountain Ash, CF45 3LY16, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Apr 2022£145,000 | 4 Bed House19, Aberpennar Street, Mountain Ash, CF45 3LS19, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Feb 2022£138,000 | 4 Bed House36, Coplestone Street, Mountain Ash, CF45 3LY36, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Nov 2021£138,000 | 3 Bed House20, Gorsedd Street, Mountain Ash, CF45 3LR20, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Sep 2021£145,000 | 3 Bed House28, Ceridwen Street, Mountain Ash, CF45 3LU28, Ceridwen Street, Mountain Ash, CF45 3LU
• Sold Sep 2021£129,950 | 4 Bed House17, Aberpennar Street, Mountain Ash, CF45 3LS17, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Jan 2020£100,000 | 4 Bed House32, Kingcraft Street, Mountain Ash, CF45 3LT32, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Dec 2017£102,000 | 4 Bed House31, Kingcraft Street, Mountain Ash, CF45 3LT31, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Jul 2017£111,000 | 4 Bed House25, Aberpennar Street, Mountain Ash, CF45 3LS25, Aberpennar Street, Mountain Ash, CF45 3LS

Aberpennar Street, Mountain Ash, CF45 has a total of 52 addresses. According to our analysis of all the public data, 37, Aberpennar Street, Mountain Ash is the 17th largest and the 17th 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

  |

  400 m away
• Fernhill

  |

  1.3 km away
• Penrhiwceiber

  |

  1.8 km away

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