11, Alexandra Terrace, Mountain Ash occupies a 106 m² plot as recorded by HM Land Registry.

All 13 other houses in this postcode have recorded plot sizes, and this one ranks as the 8th largest.

11, Alexandra Terrace, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 04 Mar 2011.

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

11, Alexandra Terrace, Mountain Ash last changed hands on 28th September 2006, selling for £88,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

• Sold Sep 2006£88,000
• Sold Apr 1995£37,000

Land Registry records and our Estate Agent network show 142 sales of comparable properties within 680 metres of 11, Alexandra Terrace, Mountain Ash since 2019.

Most recently, 26, The Triangle, Mountain Ash, CF45 4BA, a freehold house, sold at £130,000 on the 31st October 2025.

Read more about house prices in CF45.

• Sold Oct 2025£130,000 | 3 Bed House26, The Triangle, Mountain Ash, CF45 4BA26, The Triangle, Mountain Ash, CF45 4BA
• Sold Oct 2025£140,000 | 3 Bed House59, Arnold Street, Mountain Ash, CF45 4LF59, Arnold Street, Mountain Ash, CF45 4LF
• Sold Aug 2025£126,000 | 3 Bed House19, Beckett Street, Mountain Ash, CF45 4AW19, Beckett Street, Mountain Ash, CF45 4AW
• Sold Jul 2025£175,000 | 3 Bed House27, The Triangle, Mountain Ash, CF45 4BA27, The Triangle, Mountain Ash, CF45 4BA
• Sold Oct 2024£148,500 | 3 Bed House33, Phillip Street, Mountain Ash, CF45 4BE33, Phillip Street, Mountain Ash, CF45 4BE
• 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 May 2024£143,000 | 3 Bed House8, Copley Street, Mountain Ash, CF45 4AS8, Copley Street, Mountain Ash, CF45 4AS
• Sold Jan 2024£105,000 | 3 Bed House12, Phillip Street, Mountain Ash, CF45 4BE12, Phillip Street, Mountain Ash, CF45 4BE
• Sold Oct 2023£185,000 | 3 Bed House3, Richmond Road, Mountain Ash, CF45 4AN3, Richmond Road, Mountain Ash, CF45 4AN
• Sold Aug 2023£115,000 | 3 Bed House47, Allen Street, Mountain Ash, CF45 4BB47, Allen Street, Mountain Ash, CF45 4BB
• Sold Aug 2023£155,000 | 3 Bed House12, Navigation Street, Mountain Ash, CF45 4BW12, Navigation Street, Mountain Ash, CF45 4BW
• Sold Jun 2022£149,995 | 3 Bed House29, The Triangle, Mountain Ash, CF45 4BA29, The Triangle, Mountain Ash, CF45 4BA
• Sold Mar 2022£115,000 | 3 Bed House56, Phillip Street, Mountain Ash, CF45 4BG56, Phillip Street, Mountain Ash, CF45 4BG
• Sold Jan 2022£85,000 | 3 Bed House21, The Triangle, Mountain Ash, CF45 4BA21, The Triangle, Mountain Ash, CF45 4BA
• Sold May 2021£109,000 | 3 Bed House30, Phillip Street, Mountain Ash, CF45 4BE30, Phillip Street, Mountain Ash, CF45 4BE
• Sold Oct 2020£90,000 | 3 Bed House11, Arnold Street, Mountain Ash, CF45 4LF11, Arnold Street, Mountain Ash, CF45 4LF
• Sold Jul 2020£112,000 | 3 Bed House51, Phillip Street, Mountain Ash, CF45 4BG51, Phillip Street, Mountain Ash, CF45 4BG
• Sold Mar 2020£85,000 | 3 Bed House13, Phillip Street, Mountain Ash, CF45 4BE13, Phillip Street, Mountain Ash, CF45 4BE
• Sold Nov 2019£62,000 | 3 Bed House36, Allen Street, Mountain Ash, CF45 4BB36, Allen Street, Mountain Ash, CF45 4BB

Our analysis of the public data ranks 11, Alexandra Terrace, Mountain Ash as the 12th largest and the 10th most expensive of the 13 addresses on Alexandra Terrace, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £7k less expensive than the typical property.

• Mountain Ash

  |

  400 m away
• Fernhill

  |

  1.5 km away
• Penrhiwceiber

  |

  1.9 km away

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