13, Garth Isaf
13, Garth Isaf
Description & Estimates







Public records show 13, Garth Isaf, Cardiff to be a modern freehold house with 1,915 ft2 of internal area, sitting on a 401 m2 plot.
In this area, houses of this size normally have 5 bedrooms with a garden.
13, Garth Isaf, Cardiff has an estimated sale value of £680,324 and an estimated rental value of £2,513 per month, assuming reasonable condition and based on the information available.
Garth Isaf, Radyr, Cardiff, CF15 lies within the CF15 postal district.
Our Data Sources
13, Garth Isaf, Cardiff has 2 entries in the Land Registry , most recently in July 2024 and a single entry in the EPC database dated February 2020.
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
In very good condition, we estimate 13, Garth Isaf, Cardiff would be worth £714,340, with a potential rental value of £2,639 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £632,701, with a rental value of £2,337 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 13, Garth Isaf, Cardiff has dropped by £3,027 (0.4%) over the last year. During the same period, its estimated monthly rental value has risen by £64 (2.6%). The property's estimated gross yield is currently 4.4%.
Plot Size
13, Garth Isaf, Cardiff occupies a 401 m2 plot as recorded by HM Land Registry.
Of the 14 other houses in this postcode, 13 have recorded plot sizes, and this one ranks as the 4th largest.
Energy Efficiency
13, Garth Isaf, Cardiff has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 17 Feb 2020.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
13, Garth Isaf, Cardiff last changed hands on 26th July 2024, selling for £715,000. 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 11.5% since July 2024.
- Sold Jul 2024£715,000
- Sold Mar 2020£555,995
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 850 metres of 13, Garth Isaf, Cardiff across the last 2 years.
Most recently, 10, Garth Isaf, Cardiff, CF15 8GQ, a freehold house, sold at £675,000 on the 24th April 2025.
Read more about house prices in CF15.
- Sold Apr 2025£675,000 | 5 Bed House10, Garth Isaf, Cardiff, CF15 8GQ10, Garth Isaf, Cardiff, CF15 8GQ
- Sold Jun 2024£700,000 | 5 Bed House19, Heol Roald Dahl, Cardiff, CF15 8GT19, Heol Roald Dahl, Cardiff, CF15 8GT
- Sold Feb 2020£554,995 | 5 Bed House8, Garth Isaf, Cardiff, CF15 8GQ8, Garth Isaf, Cardiff, CF15 8GQ
•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 13, Garth Isaf, Cardiff as the 5th largest and the 3rd most expensive of the 14 addresses on Garth Isaf, Radyr, Cardiff, CF15.
Against the CF15 postcode district average, it is £293k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Radyr station is the nearest stop to 13, Garth Isaf, Cardiff at 900 metres away.
- 900mRadyr
- 1.7kmDanescourt
- 1.7kmLlandaf
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

