45, Heol Islwyn
45, Heol Islwyn
Description & Estimates







According to the public record, 45, Heol Islwyn, Porth is a mid-century house with 1,151 ft2 of internal area and sits on a 340 m2 plot.
Houses of this size in this area normally have 4 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 45, Heol Islwyn, Porth is £173,930 and the estimated rental value is £914 per month.
Heol Islwyn, Tonyrefail, Porth, CF39 is located within the CF39 postal district.
Our Data Sources
45, Heol Islwyn, Porth has no records in the the Land Registry and a single entry in the EPC database dated September 2014.
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
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 45, Heol Islwyn, Porth is in very good condition we estimate a sale value of £182,627 and a rental value of £960 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £161,755 and a rental value of £850 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 45, Heol Islwyn, Porth has risen by £2,662 (1.5%), while its estimated rental value has moved up by £32 per month (3.5%). Based on current estimates, the property offers a gross rental yield of 6.3%.
Plot Size
According to data from HM Land Registry, 45, Heol Islwyn, Porth sits on a plot of 340 m2.
We have plot size data on 48 out of 48 other houses in the postcode and 45, Heol Islwyn, Porth sits on the 13th largest plot.
Energy Efficiency
45, Heol Islwyn, Porth has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 03 Sep 2014.
The property is not 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 45, Heol Islwyn, Porth within a radius of 860 metres over the last 2 years.
The most recent example is 1, Manley Close, Porth, CF39 8NS, a freehold house which sold for £217,500 on the 2nd April 2026.
Read more about house prices in CF39.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Heol Islwyn, Tonyrefail, Porth, CF39 has a total of 48 addresses. According to our analysis of all the public data, 45, Heol Islwyn, Porth is the 3rd largest and the 3rd most expensive property on the street.
When compared to the postcode district it is £28k more expensive than the average property in CF39.
More reading links
Schools Nearby
Public Transport Nearby
The closest station to 45, Heol Islwyn, Porth is Porth station, which is 3.1 kilometres away.
- 3.1kmPorth
- 3.5kmDinas (Rhondda)
- 3.9kmTonypandy
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.

