Our Data Sources
21, Claremont Avenue, Cardiff has a single entry in the Land Registry from August 2022 and a single entry in the EPC database dated April 2022.
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
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 21, Claremont Avenue, Cardiff is in very good condition we estimate a sale value of £301,568 and a rental value of £1,500 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £267,103 and a rental value of £1,329 per month.
Plot Size
According to data from HM Land Registry, 21, Claremont Avenue, Cardiff sits on a plot of 306 m2.
We have plot size data on 24 out of 28 other houses in the postcode and 21, Claremont Avenue, Cardiff sits on the 4th largest plot.
Energy Efficiency
21, Claremont Avenue, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 06 Apr 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 21, Claremont Avenue, Cardiff was last sold on 3rd August 2022 for £340,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since August 2022, the market for similar properties has dropped by 11.9%.
- Sold Aug 2022£340,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 21, Claremont Avenue, Cardiff within a radius of 540 metres over the last 2 years.
The most recent example is 3, Claremont Crescent, Cardiff, CF3 4LS, a freehold house which sold for £190,000 on the 25th March 2025.
Read more about house prices in CF3.
- Sold Mar 2025£190,000 | 4 Bed House3, Claremont Crescent, Cardiff, CF3 4LS3, Claremont Crescent, Cardiff, CF3 4LS
- Sold Sep 2023£287,000 | 3 Bed House36, Ty Fry Gardens, Cardiff, CF3 3NQ36, Ty Fry Gardens, Cardiff, CF3 3NQ
- Sold Jan 2022£237,000 | 3 Bed House11, Claremont Crescent, Cardiff, CF3 4LS11, Claremont Crescent, Cardiff, CF3 4LS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Claremont Avenue, Rumney, Cardiff, CF3 has a total of 28 addresses. According to our analysis of all the public data, 21, Claremont Avenue, Cardiff is the 6th largest and the 8th most expensive property on the street.
When compared to the postcode district it is £31k more expensive than the average property in CF3.
More reading links
Schools Nearby
Public Transport Nearby
- 3.8kmHeath Low Level
- 3.8kmHeath High Level
- 4.2kmCathays
Available Internet Speeds
According to recent data from Ofcom, ultrafast broadband is available in this area.
According to recent data from Ofcom, Ultrafast 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.












