Our Data Sources
21, Gelligaer Road, Treharris has a single entry in the Land Registry from July 2012 and a single entry in the EPC database dated July 2010.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 21, Gelligaer Road, Treharris would be worth £276,249, with a potential rental value of £1,324 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £244,677, with a rental value of £1,172 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
21, Gelligaer Road, Treharris occupies a 234 m2 plot as recorded by HM Land Registry.
Of the 41 other houses in this postcode, 19 have recorded plot sizes, and this one ranks as the 14th largest.
Energy Efficiency
21, Gelligaer Road, Treharris has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 21 Jul 2010.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
21, Gelligaer Road, Treharris last changed hands on 30th July 2012, selling for £73,000. 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 60.1% since July 2012.
- Sold Jul 2012£73,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 1.0 kilometres of 21, Gelligaer Road, Treharris across the last 2 years.
Most recently, 19, River Avenue, Treharris, CF46 6EF, a freehold house, sold at £260,000 on the 3rd June 2025.
Read more about house prices in CF46.
- Sold Jun 2025£260,000 | 3 Bed House19, River Avenue, Treharris, CF46 6EF19, River Avenue, Treharris, CF46 6EF
- Sold Nov 2024£104,000 | 3 Bed House11, Gelligaer Road, Treharris, CF46 6DN11, Gelligaer Road, Treharris, CF46 6DN
- Sold Apr 2021£184,950 | 3 Bed House10, Gelligaer Road, Treharris, CF46 6DN10, Gelligaer Road, Treharris, CF46 6DN
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 21, Gelligaer Road, Treharris as the 15th largest and the 18th most expensive of the 41 addresses on Gelligaer Road, Trelewis, Treharris, CF46.
Against the CF46 postcode district average, it is £105k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- 2.4kmQuakers Yard
- 3.3kmAbercynon
- 3.9kmYstrad Mynach
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.












