4, Mary Street, Treharris occupies a 78 m² plot as recorded by HM Land Registry.

Of the 43 other houses in this postcode, 23 have recorded plot sizes, and this one ranks as the 23rd largest.

4, Mary Street, Treharris has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 27 Nov 2012.

The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.

4, Mary Street, Treharris last changed hands on 27th June 2014, selling for £60,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 99.3% since June 2014.

• Sold Jun 2014£60,000

Land Registry records and our Estate Agent network show 181 sales of comparable properties within 680 metres of 4, Mary Street, Treharris across the last 2 years.

Most recently, 18, Thomas Street, Treharris, CF46 5LG, a freehold house, sold at £150,000 on the 27th October 2025.

Read more about house prices in CF46.

• Sold Oct 2025£150,000 | 3 Bed House18, Thomas Street, Treharris, CF46 5LG18, Thomas Street, Treharris, CF46 5LG
• Sold Apr 2025£75,000 | 3 Bed House6, Edward Street, Treharris, CF46 5LF6, Edward Street, Treharris, CF46 5LF
• Sold Jan 2025£125,000 | 3 Bed House25, Perrott Street, Treharris, CF46 5ER25, Perrott Street, Treharris, CF46 5ER

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our analysis of the public data ranks 4, Mary Street, Treharris as the 21st largest and the 20th most expensive of the 60 addresses on Mary Street, Bedlinog, Treharris, CF46.

Against the CF46 postcode district average, it is £36k less expensive than the typical property.

• Quakers Yard

  |

  1.0 km away
• Abercynon

  |

  2.4 km away
• Merthyr Vale

  |

  3.2 km away

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