Our Data Sources
159, 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
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 159, Mortimer Avenue, Cardiff is in very good condition we estimate a sale value of £328,752 and a rental value of £1,586 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £291,180 and a rental value of £1,405 per month.
Energy Efficiency
159, 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
According to HM Land Registry, 159, Mortimer Avenue, Cardiff was last sold on 30th June 2021 for £259,995 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since June 2021, the market for similar properties has dropped by 7.2%.
- Sold Jun 2021£259,995
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 394 sales of properties similar to 159, Mortimer Avenue, Cardiff within a radius of 810 metres over the last 2 years.
The most recent example is 181, Mortimer Avenue, Cardiff, CF3 6YG, a freehold house which sold for £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
Mortimer Avenue, Old St. Mellons, Cardiff, CF3 has a total of 108 addresses. According to our analysis of all the public data, 159, Mortimer Avenue, Cardiff is the 23rd largest and the 42nd most expensive property on the street.
When compared to the postcode district it is £55k more expensive than the average property in CF3.
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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
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












