109, Heol Isaf
109, Heol Isaf
Description & Estimates







Public records show 109, Heol Isaf, Cardiff to be a period freehold house with 1,420 ft2 of internal area, sitting on a 423 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
109, Heol Isaf, Cardiff has an estimated sale value of £524,409 and an estimated rental value of £1,966 per month, assuming reasonable condition and based on the information available.
Heol Isaf, Radyr, Cardiff, CF15 lies within the CF15 postal district.
Our Data Sources
109, Heol Isaf, Cardiff has 2 entries in the Land Registry , most recently in April 2022 and a single entry in the EPC database dated July 2021.
We combine this information with that 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
In very good condition, we estimate 109, Heol Isaf, Cardiff would be worth £550,629, with a potential rental value of £2,064 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £487,700, with a rental value of £1,828 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 109, Heol Isaf, Cardiff has fallen by £1,982 (0.4%) over the last year. During the same period, its estimated monthly rental value has moved up by £57 (2.9%). The property's estimated gross yield is currently 4.5%.
Plot Size
109, Heol Isaf, Cardiff occupies a 423 m2 plot as recorded by HM Land Registry.
Of the 28 other houses in this postcode, 27 have recorded plot sizes, and this one ranks as the 18th largest.
Energy Efficiency
109, Heol Isaf, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Jul 2021.
The property is connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
109, Heol Isaf, Cardiff last changed hands on 5th April 2022, selling for £551,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has dropped by 4.0% since April 2022.
- Sold Apr 2022£551,000
- Sold Feb 2014£356,500
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 830 metres of 109, Heol Isaf, Cardiff across the last 2 years.
Most recently, 42, St. Philbert Street, Cardiff, CF15 8GW, a freehold house, sold at £582,000 on the 10th March 2026.
Read more about house prices in CF15.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 109, Heol Isaf, Cardiff as the 113th largest and the 118th most expensive of the 161 addresses on Heol Isaf, Radyr, Cardiff, CF15.
Against the CF15 postcode district average, it is £137k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Radyr station is the nearest stop to 109, Heol Isaf, Cardiff at 400 metres away.
- 400mRadyr
- 1.5kmCoryton
- 1.6kmLlandaf
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

