Our Data Sources
12, Graig-Y-Ddelw, Treorchy has no records in the the Land Registry and a single entry in the EPC database dated May 2019.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 12, Graig-Y-Ddelw, Treorchy, we estimate a market value of £113,492 and a rental value of £761 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £100,522 and £674 per month respectively.
Plot Size
HM Land Registry records the plot of land for 12, Graig-Y-Ddelw, Treorchy as measuring 222 m2.
That makes it the 2nd largest plot in the postcode, where all 11 other houses have recorded plot data.
Energy Efficiency
12, Graig-Y-Ddelw, Treorchy has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 May 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Over the past 2 years 202 properties similar to 12, Graig-Y-Ddelw, Treorchy have sold within a radius of 1.6 kilometres, per the Land Registry and our network of Estate Agents.
The latest, on the 23rd July 2025, was 18, Clyngwyn Road, Treorchy, CF42 5SL, a freehold house which sold for £132,000.
Read more about house prices in CF42.
- Sold Jul 2025£132,000 | 3 Bed House18, Clyngwyn Road, Treorchy, CF42 5SL18, Clyngwyn Road, Treorchy, CF42 5SL
- Sold Mar 2025£104,000 | 3 Bed House20, Halifax Terrace, Treorchy, CF42 5SU20, Halifax Terrace, Treorchy, CF42 5SU
- Sold Dec 2023£64,500 | 3 Bed House23, Halifax Terrace, Treorchy, CF42 5SU23, Halifax Terrace, Treorchy, CF42 5SU
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 17 addresses on Graig-Y-Ddelw, Blaencwm, Treorchy, CF42, 12, Graig-Y-Ddelw, Treorchy comes out as the 3rd largest and the 4th most expensive in our analysis of the public data.
It is also £43k less expensive than the average property across the CF42 district.
More reading links
Schools Nearby
Public Transport Nearby
- Treherbert|1.5 km away
- Ynyswen|2.8 km away
- Treorchy|4.2 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












