Our Data Sources
157, Mortimer Avenue, Cardiff has a single entry in the Land Registry from June 2021 and a single entry in the EPC database dated May 2021.
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 157, Mortimer Avenue, Cardiff would be worth £328,752, with a potential rental value of £1,586 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £291,180, with a rental value of £1,405 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
157, Mortimer Avenue, Cardiff occupies a 170 m2 plot as recorded by HM Land Registry.
Of the 56 other houses in this postcode, 52 have recorded plot sizes, and this one ranks as the 18th largest.
Energy Efficiency
157, Mortimer Avenue, Cardiff has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 17 May 2021.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
157, Mortimer Avenue, Cardiff last changed hands on 30th June 2021, selling for £259,995. 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 7.2% since June 2021.
- Sold Jun 2021£259,995
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 394 sales of comparable properties within 810 metres of 157, Mortimer Avenue, Cardiff across the last 2 years.
Most recently, 181, Mortimer Avenue, Cardiff, CF3 6YG, a freehold house, sold at £317,500 on the 14th February 2025.
Read more about house prices in CF3.
- Sold Feb 2025£317,500 | 3 Bed House181, Mortimer Avenue, Cardiff, CF3 6YG181, Mortimer Avenue, Cardiff, CF3 6YG
- Sold Nov 2024£306,000 | 3 Bed House176, Mortimer Avenue, Cardiff, CF3 6YF176, Mortimer Avenue, Cardiff, CF3 6YF
- Sold Aug 2024£315,000 | 3 Bed House4, Heol Williams, Cardiff, CF3 6AQ4, Heol Williams, Cardiff, CF3 6AQ
•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 157, Mortimer Avenue, Cardiff as the 24th largest and the 43rd most expensive of the 108 addresses on Mortimer Avenue, Old St. Mellons, Cardiff, CF3.
Against the CF3 postcode district average, it is £55k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Llanishen|4.0 km away
- Lisvane & Thornhill|4.3 km away
- Heath High Level|4.5 km away
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












