3, Coplestone Street, Mountain Ash occupies a 213 m² plot as recorded by HM Land Registry.

Of the 44 other houses in this postcode, 38 have recorded plot sizes, and this one ranks as the 4th largest.

3, Coplestone Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Aug 2017.

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

3, Coplestone Street, Mountain Ash last changed hands on 6th July 2018, selling for £87,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has risen by 70.6% since July 2018.

• Sold Jul 2018£87,000
• Sold Jan 2005£85,000
• Sold Mar 2004£32,000

Land Registry records and our Estate Agent network show 197 sales of comparable properties within 640 metres of 3, Coplestone Street, Mountain Ash since 2019.

Most recently, 3, Gwernifor Street, Mountain Ash, CF45 3NA, a freehold house, sold at £150,000 on the 3rd February 2026.

Read more about house prices in CF45.

• Sold Feb 2026£150,000 | 3 Bed House3, Gwernifor Street, Mountain Ash, CF45 3NA3, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Nov 2025£150,000 | 3 Bed House29, Coplestone Street, Mountain Ash, CF45 3LY29, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Jul 2025£145,000 | 3 Bed House42, Coplestone Street, Mountain Ash, CF45 3LY42, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Jun 2025£132,500 | 3 Bed House28, Kingcraft Street, Mountain Ash, CF45 3LT28, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold May 2025£116,500 | 3 Bed House17, Coplestone Street, Mountain Ash, CF45 3LY17, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Apr 2025£129,950 | 3 Bed House38, Kingcraft Street, Mountain Ash, CF45 3LT38, Kingcraft Street, Mountain Ash, CF45 3LT
• Sold Feb 2025£122,000 | 3 Bed House21, Darran Road, Mountain Ash, CF45 3HT21, Darran Road, Mountain Ash, CF45 3HT
• Sold Feb 2025£100,000 | 3 Bed House10, Coplestone Street, Mountain Ash, CF45 3LY10, 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 Sep 2024£170,000 | 3 Bed House24, Gwernifor Street, Mountain Ash, CF45 3NA24, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Aug 2024£105,000 | 3 Bed House43, Aberpennar Street, Mountain Ash, CF45 3LS43, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Apr 2024£110,000 | 3 Bed House47, Aberpennar Street, Mountain Ash, CF45 3LS47, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Mar 2024£114,000 | 3 Bed House46, Aberpennar Street, Mountain Ash, CF45 3LS46, Aberpennar Street, Mountain Ash, CF45 3LS
• Sold Feb 2024£112,500 | 3 Bed House12, Coplestone Street, Mountain Ash, CF45 3LY12, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Mar 2023£120,000 | 3 Bed House4, Gwernifor Street, Mountain Ash, CF45 3NA4, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Apr 2022£125,000 | 3 Bed House13, Coplestone Street, Mountain Ash, CF45 3LY13, Coplestone Street, Mountain Ash, CF45 3LY
• Sold May 2021£95,000 | 3 Bed House22, Coplestone Street, Mountain Ash, CF45 3LY22, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Apr 2021£77,000 | 3 Bed House32, Coplestone Street, Mountain Ash, CF45 3LY32, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Dec 2019£112,000 | 3 Bed House21, Coplestone Street, Mountain Ash, CF45 3LY21, Coplestone Street, Mountain Ash, CF45 3LY

Our analysis of the public data ranks 3, Coplestone Street, Mountain Ash as the 33rd largest and the 34th most expensive of the 44 addresses on Coplestone Street, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £30k less expensive than the typical property.

• Mountain Ash

  |

  600 m away
• Fernhill

  |

  1.4 km away
• Penrhiwceiber

  |

  1.7 km away

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