HM Land Registry records the plot of land for 44, Coplestone Street, Mountain Ash as measuring 205 m².

That makes it the 13th largest plot in the postcode, where 38 of the 44 other houses have recorded plot data.

44, Coplestone Street, Mountain Ash has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 24 Jul 2014.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 44, Coplestone Street, Mountain Ash completed on 2nd June 2008 at £117,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 145.9% over the period since June 2008.

• Sold Jun 2008£117,000

Since 2012 35 properties similar to 44, Coplestone Street, Mountain Ash have sold within a radius of 700 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th April 2026, was 9, Clarence Street, Mountain Ash, CF45 3BB, a freehold house which sold for £130,000.

Read more about house prices in CF45.

• Sold Apr 2026£130,000 | 4 Bed House9, Clarence Street, Mountain Ash, CF45 3BB9, Clarence Street, Mountain Ash, CF45 3BB
• Sold Dec 2025£130,000 | 4 Bed House76, Consort Street, Mountain Ash, CF45 3AU76, Consort Street, Mountain Ash, CF45 3AU
• 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 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 Jul 2022£124,000 | 4 Bed House16, Coplestone Street, Mountain Ash, CF45 3LY16, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Apr 2022£93,000 | 4 Bed House10, Darran Road, Mountain Ash, CF45 3HT10, Darran Road, Mountain Ash, CF45 3HT
• 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 Dec 2021£140,000 | 4 Bed House2, Albert Street, Mountain Ash, CF45 3BA2, Albert Street, Mountain Ash, CF45 3BA
• Sold Oct 2021£144,000 | 4 Bed HouseClarence House, Glyngwyn Street, Mountain Ash, CF45 3AFClarence House, Glyngwyn Street, Mountain Ash, CF45 3AF
• 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 Jul 2018£120,000 | 4 Bed House32, Llanwonno Road, Mountain Ash, CF45 3NB32, Llanwonno Road, Mountain Ash, CF45 3NB
• 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
• Sold Mar 2016£105,000 | 4 Bed House3, Ceridwen Street, Mountain Ash, CF45 3LU3, Ceridwen Street, Mountain Ash, CF45 3LU
• Sold Apr 2014£72,000 | 4 Bed House11, Coplestone Street, Mountain Ash, CF45 3LY11, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Dec 2012£109,950 | 4 Bed House18, Aberpennar Street, Mountain Ash, CF45 3LS18, Aberpennar Street, Mountain Ash, CF45 3LS

Of the 44 addresses on Coplestone Street, Mountain Ash, CF45, 44, Coplestone Street, Mountain Ash comes out as the 2nd largest and the 2nd most expensive in our analysis of the public data.

It is also £8k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  600 m away
• Fernhill

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  1.4 km away
• Penrhiwceiber

  |

  1.7 km away

The flood risk here is rated Very Low, based on Environment Agency data.