Our Data Sources
10, Heol Williams, Cardiff has a single entry in the Land Registry from October 2019 and a single entry in the EPC database dated August 2019.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high 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 10, Heol Williams, Cardiff, we estimate a market value of £281,438 and a rental value of £1,464 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £249,274 and £1,296 per month respectively.
Plot Size
HM Land Registry records the plot of land for 10, Heol Williams, Cardiff as measuring 154 m2.
That makes it the 26th largest plot in the postcode, where 56 of the 58 other houses have recorded plot data.
Energy Efficiency
10, Heol Williams, Cardiff has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 23 Aug 2019.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 10, Heol Williams, Cardiff completed on 18th October 2019 at £219,995 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 2.1% over the period since October 2019.
- Sold Oct 2019£219,995
Similar Properties Sold Nearby
Over the past 2 years 241 properties similar to 10, Heol Williams, Cardiff have sold within a radius of 850 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th March 2025, was 8, Heol Williams, Cardiff, CF3 6AQ, a freehold house which sold for £280,000.
Read more about house prices in CF3.
- Sold Mar 2025£280,000 | 3 Bed House8, Heol Williams, Cardiff, CF3 6AQ8, Heol Williams, Cardiff, CF3 6AQ
- Sold Sep 2024£269,000 | 3 Bed House22, Heol Williams, Cardiff, CF3 6AQ22, Heol Williams, Cardiff, CF3 6AQ
- Sold Oct 2023£272,000 | 3 Bed House6, Heol Williams, Cardiff, CF3 6AQ6, Heol Williams, Cardiff, CF3 6AQ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 58 addresses on Heol Williams, Old St. Mellons, Cardiff, CF3, 10, Heol Williams, Cardiff comes out as the 33rd largest and the 31st most expensive in our analysis of the public data.
It is also £10k more expensive than the average property across the CF3 district.
More reading links
Schools Nearby
Public Transport Nearby
- Llanishen|4.1 km away
- Lisvane & Thornhill|4.4 km away
- Heath High Level|4.6 km away
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












