1, Heol Isaf
1, Heol Isaf
Description & Estimates







According to the public record, 1, Heol Isaf, Treharris is a mid-century house with 1,011 ft2 of internal area and sits on a 350 m2 plot.
Houses of this size in this area normally have 3 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 1, Heol Isaf, Treharris is £194,733 and the estimated rental value is £924 per month.
Heol Isaf, Trelewis, Treharris, CF46 is located within the CF46 postal district.
Our Data Sources
1, Heol Isaf, Treharris has no records in the the Land Registry and a single entry in the EPC database dated December 2016.
We combine this information with public data 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
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 1, Heol Isaf, Treharris is in very good condition we estimate a sale value of £204,469 and a rental value of £970 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £181,102 and a rental value of £859 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 1, Heol Isaf, Treharris has grown by £4,792 (2.5%), while its estimated rental value has climbed by £36 per month (3.9%). Based on current estimates, the property offers a gross rental yield of 5.7%.
Plot Size
According to data from HM Land Registry, 1, Heol Isaf, Treharris sits on a plot of 350 m2.
We have plot size data on 15 out of 16 other houses in the postcode and 1, Heol Isaf, Treharris sits on the 5th largest plot.
Energy Efficiency
1, Heol Isaf, Treharris has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 13 Dec 2016.
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
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 1, Heol Isaf, Treharris within a radius of 1.4 kilometres over the last 2 years.
The most recent example is 18, Maen Gilfach, Treharris, CF46 6BG, a freehold house which sold for £131,000 on the 3rd March 2025.
Read more about house prices in CF46.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Heol Isaf, Trelewis, Treharris, CF46 has a total of 16 addresses. According to our analysis of all the public data, 1, Heol Isaf, Treharris is the 10th largest and the 10th most expensive property on the street.
When compared to the postcode district it is £37k more expensive than the average property in CF46.
More reading links
Schools Nearby
Public Transport Nearby
The closest station to 1, Heol Isaf, Treharris is Quakers Yard station, which is 2.3 kilometres away.
- 2.3kmQuakers Yard
- 3.2kmMerthyr Vale
- 3.8kmAbercynon
Available Internet Speeds
According to recent data from Ofcom, superfast broadband is available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be very low.

