Our Data Sources
21, Porthamal Road, Cardiff has 2 entries in the Land Registry , most recently in March 2017 and a single entry in the EPC database dated December 2013.
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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 21, Porthamal Road, Cardiff, we estimate a market value of £401,844 and a rental value of £1,691 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £355,919 and £1,498 per month respectively.
Plot Size
HM Land Registry records the plot of land for 21, Porthamal Road, Cardiff as measuring 230 m2.
That makes it the 12th largest plot in the postcode, where all 40 other houses have recorded plot data.
Energy Efficiency
21, Porthamal Road, Cardiff has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 18 Dec 2013.
The property is not connected to mains gas and has partial double glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 21, Porthamal Road, Cardiff completed on 31st March 2017 at £268,500 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 32.8% over the period since March 2017.
- Sold Mar 2017£268,500
- Sold Mar 2014£225,000
Similar Properties Sold Nearby
Over the past 2 years 154 properties similar to 21, Porthamal Road, Cardiff have sold within a radius of 530 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 6th November 2025, was 18, Ty Wern Avenue, Cardiff, CF14 6AW, a freehold house which sold for £383,500.
Read more about house prices in CF14.
- Sold Nov 2025£383,500 | 3 Bed House18, Ty Wern Avenue, Cardiff, CF14 6AW18, Ty Wern Avenue, Cardiff, CF14 6AW
- Sold Jun 2025£380,000 | 3 Bed House25, Ty Wern Avenue, Cardiff, CF14 6AW25, Ty Wern Avenue, Cardiff, CF14 6AW
- Sold Oct 2024£355,000 | 3 Bed House42, Ty Wern Avenue, Cardiff, CF14 6AW42, Ty Wern Avenue, Cardiff, CF14 6AW
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 59 addresses on Porthamal Road, Cardiff, CF14, 21, Porthamal Road, Cardiff comes out as the 36th largest and the 35th most expensive in our analysis of the public data.
It is also £11k more expensive than the average property across the CF14 district.
More reading links
Schools Nearby
Public Transport Nearby
- Birchgrove|300 m away
- Rhiwbina|500 m away
- Ty Glas|800 m away
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.
