Our Data Sources
21, St. John Avenue, Cardiff has a single entry in the Land Registry from August 2024 and a single entry in the EPC database dated April 2024.
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 21, St. John Avenue, Cardiff would be worth £351,219, with a potential rental value of £1,861 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £311,080, with a rental value of £1,648 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
21, St. John Avenue, Cardiff has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 05 Apr 2024.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
21, St. John Avenue, Cardiff last changed hands on 30th August 2024, selling for £195,996. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has dropped by 1.5% since August 2024.
- Sold Aug 2024£195,996
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 101 sales of comparable properties within 720 metres of 21, St. John Avenue, Cardiff across the last 2 years.
Most recently, 19, St. John Avenue, Cardiff, CF15 8GS, a freehold house, sold at £279,995 on the 13th September 2024.
Read more about house prices in CF15.
- Sold Sep 2024£279,995 | 3 Bed House19, St. John Avenue, Cardiff, CF15 8GS19, St. John Avenue, Cardiff, CF15 8GS
- Sold Aug 2024£279,995 | 3 Bed House25, St. John Avenue, Cardiff, CF15 8GS25, St. John Avenue, Cardiff, CF15 8GS
- Sold Aug 2024£279,995 | 3 Bed House23, St. John Avenue, Cardiff, CF15 8GS23, St. John Avenue, Cardiff, CF15 8GS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 21, St. John Avenue, Cardiff as the 49th largest and the 36th most expensive of the 50 addresses on St. John Avenue, Radyr, Cardiff, CF15.
Against the CF15 postcode district average, it is £58k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Radyr|900 m away
- Danescourt|1.5 km away
- Llandaf|1.6 km away
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












