57, Arnold Street, Mountain Ash occupies a 118 m² plot as recorded by HM Land Registry.

Of the 65 other houses in this postcode, 55 have recorded plot sizes, and this one ranks as the 8th largest.

57, Arnold Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 11 Oct 2023.

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

57, Arnold Street, Mountain Ash last changed hands on 20th November 2023, selling for £90,000. The transaction was logged as a leasehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 9.3% since November 2023.

• Sold Nov 2023£90,000

Land Registry records and our Estate Agent network show 179 sales of comparable properties within 710 metres of 57, Arnold Street, Mountain Ash since 2018.

Most recently, 50, Phillip Street, Mountain Ash, CF45 4BG, a freehold house, sold at £125,000 on the 4th July 2025.

Read more about house prices in CF45.

• Sold Jul 2025£125,000 | 3 Bed House50, Phillip Street, Mountain Ash, CF45 4BG50, Phillip Street, Mountain Ash, CF45 4BG
• Sold Apr 2025£120,000 | 3 Bed House22, Allen Street, Mountain Ash, CF45 4BD22, Allen Street, Mountain Ash, CF45 4BD
• Sold Apr 2025£82,600 | 3 Bed House54, Arnold Street, Mountain Ash, CF45 4LF54, Arnold Street, Mountain Ash, CF45 4LF
• Sold May 2024£138,500 | 3 Bed House42, Phillip Street, Mountain Ash, CF45 4BG42, Phillip Street, Mountain Ash, CF45 4BG
• Sold Apr 2023£116,000 | 3 Bed House33, Arnold Street, Mountain Ash, CF45 4LF33, Arnold Street, Mountain Ash, CF45 4LF
• Sold Aug 2022£135,000 | 3 Bed House15, Arnold Street, Mountain Ash, CF45 4LF15, Arnold Street, Mountain Ash, CF45 4LF
• Sold Jul 2022£135,000 | 3 Bed House17, Allen Street, Mountain Ash, CF45 4BD17, Allen Street, Mountain Ash, CF45 4BD
• Sold Apr 2022£106,000 | 3 Bed House16, Allen Street, Mountain Ash, CF45 4BD16, Allen Street, Mountain Ash, CF45 4BD
• Sold Mar 2022£68,000 | 3 Bed House75, Phillip Street, Mountain Ash, CF45 4BG75, Phillip Street, Mountain Ash, CF45 4BG
• Sold Oct 2021£99,000 | 3 Bed House41, Phillip Street, Mountain Ash, CF45 4BG41, Phillip Street, Mountain Ash, CF45 4BG
• Sold Apr 2021£70,500 | 3 Bed House20, Arnold Street, Mountain Ash, CF45 4LF20, Arnold Street, Mountain Ash, CF45 4LF
• Sold Mar 2021£57,500 | 3 Bed House43, Phillip Street, Mountain Ash, CF45 4BG43, Phillip Street, Mountain Ash, CF45 4BG
• Sold Nov 2020£65,000 | 3 Bed House23, Arnold Street, Mountain Ash, CF45 4LF23, Arnold Street, Mountain Ash, CF45 4LF
• Sold Sep 2020£55,000 | 3 Bed House32, Arnold Street, Mountain Ash, CF45 4LF32, Arnold Street, Mountain Ash, CF45 4LF
• Sold Aug 2020£67,000 | 3 Bed House26, Arnold Street, Mountain Ash, CF45 4LF26, Arnold Street, Mountain Ash, CF45 4LF
• Sold Aug 2020£86,000 | 3 Bed House21, Arnold Street, Mountain Ash, CF45 4LF21, Arnold Street, Mountain Ash, CF45 4LF
• Sold Dec 2019£83,500 | 3 Bed House27, Arnold Street, Mountain Ash, CF45 4LF27, Arnold Street, Mountain Ash, CF45 4LF
• Sold Oct 2019£83,000 | 3 Bed House14, Arnold Street, Mountain Ash, CF45 4LF14, Arnold Street, Mountain Ash, CF45 4LF
• Sold Jul 2019£89,000 | 3 Bed House61, Arnold Street, Mountain Ash, CF45 4LF61, Arnold Street, Mountain Ash, CF45 4LF
• Sold May 2018£54,000 | 3 Bed House18, Arnold Street, Mountain Ash, CF45 4LF18, Arnold Street, Mountain Ash, CF45 4LF

Our analysis of the public data ranks 57, Arnold Street, Mountain Ash as the 50th largest and the 61st most expensive of the 65 addresses on Arnold Street, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £52k less expensive than the typical property.

• Mountain Ash

  |

  400 m away
• Fernhill

  |

  1.5 km away
• Penrhiwceiber

  |

  2.0 km away

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