Our Data Sources
10, Colly Row, Treharris has no records in the Land Registry and a single entry in the EPC database dated June 2019.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 10, Colly Row, Treharris would be worth £125,162, with a potential rental value of £853 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £110,857, with a rental value of £756 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
10, Colly Row, Treharris occupies a 122 m2 plot as recorded by HM Land Registry.
Of the 25 other houses in this postcode, 9 have recorded plot sizes, and this one ranks as the 7th largest.
Energy Efficiency
10, Colly Row, Treharris has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jun 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 78 sales of comparable properties within 2.1 kilometres of 10, Colly Row, Treharris since 2011.
Most recently, 15, Colly Row, Treharris, CF46 6UD, a freehold house, sold at £127,000 on the 1st April 2026.
Read more about house prices in CF46.
- Sold Apr 2026£127,000 | 3 Bed House15, Colly Row, Treharris, CF46 6UD15, Colly Row, Treharris, CF46 6UD
- Sold Jan 2026£105,000 | 3 Bed House2, George Street, Treharris, CF46 6RT2, George Street, Treharris, CF46 6RT
- Sold Dec 2025£102,000 | 3 Bed House12, Mary Street, Treharris, CF46 6RS12, Mary Street, Treharris, CF46 6RS
- Sold Dec 2024£7,500 | 3 Bed House13A, High Street, Treharris, CF46 6TG13A, High Street, Treharris, CF46 6TG
- Sold Nov 2024£63,000 | 3 Bed HouseRhianfa House, Moriah Street, Treharris, CF46 6RHRhianfa House, Moriah Street, Treharris, CF46 6RH
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £131,612, ranging from £118,279 to £161,136.
- 25 Colly Row
3 Bed House | 16 m | Est. Value: £133,426
- 6 Colly Row
3 Bed House | 16 m | Est. Value: £132,002
- 4 Colly Row
3 Bed House | 16 m | Est. Value: £123,972
- 7 Colly Row
4 Bed House | 22 m | Est. Value: £161,136
- 14 Colly Row
3 Bed House | 24 m | Est. Value: £118,279
Location Comparison
Our analysis of the public data ranks 10, Colly Row, Treharris as the 22nd largest and the 22nd most expensive of the 25 addresses on Colly Row, Bedlinog, Treharris, CF46.
Against the CF46 postcode district average, it is £41k less expensive than the typical property.
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Schools Nearby
Public Transport Nearby
- Troed-y-rhiw|2.0 km away
- Merthyr Vale|2.5 km away
- Pentre-Bach|3.6 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












