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According to the public record, 21, Mayfield Avenue, Cardiff is a period freehold house with 968 ft2 of internal area and sits on a 130 m2 plot.
Houses of this size in this area normally have 3 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 21, Mayfield Avenue, Cardiff is £362,458 and the estimated rental value is £1,574 per month.
Mayfield Avenue, Cardiff, CF5 is located within the CF5 postal district.
21, Mayfield Avenue, Cardiff has a single entry in the Land Registry from October 2013 and a single entry in the EPC database dated January 2023.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
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, Mayfield Avenue, Cardiff is in very good condition we estimate a sale value of £380,580 and a rental value of £1,652 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £337,086 and a rental value of £1,463 per month.
Over the last 12 months the sale value of 21 Mayfield Avenue Cardiff has decreased by an estimated £2,238 (0.6%) and its rental value has increased by an estimated £57 per month (3.6%), giving an expected gross yield of 5.2%.
According to data from HM Land Registry, 21, Mayfield Avenue, Cardiff sits on a plot of 130m2.
We have plot size data on 23 out of 24 other houses in the postcode and 21, Mayfield Avenue, Cardiff sits on the 19th largest plot.
21, Mayfield Avenue, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Jan 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
According to HM Land Registry, 21, Mayfield Avenue, Cardiff was last sold on 11th October 2013 for £190,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since October 2013, the market for similar properties has risen 35.4%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 21, Mayfield Avenue, Cardiff within a radius of 510 metres over the last 2 years.
The most recent example is 37, Fairfield Avenue, Cardiff, CF5 1BR, a freehold house which sold for £392,000 on the 22nd January 2026.
Read more about house prices in CF5.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Mayfield Avenue, Cardiff, CF5 has a total of 53 addresses. According to our analysis of all the public data, 21, Mayfield Avenue, Cardiff is the 49th largest and the 46th most expensive property on the street.
When compared to the postcode district it is £74k more expensive than the average property in CF5.
The closest station to 21, Mayfield Avenue, Cardiff is Waun-Gron Park station which is 600 metres away.
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.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
The recent census recorded whether a resident owned or rented their home.
In the area around 21, Mayfield Avenue, Cardiff, 41.0% of property is privately owned with a mortgage and 36.8% is privately owned outright.
The graph below shows how this compares to Wales and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 21, Mayfield Avenue, Cardiff, 14.1% of residents are recorded as possessing school level qualifications and 51.5% as possessing degree level qualifications.
The graph below shows how this compares to Wales and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 21, Mayfield Avenue, Cardiff, the average age was 40.7 and the most common age was 42.
The graph below shows how this compares to Wales and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 21, Mayfield Avenue, Cardiff, 0.3% of property was a second home.
Comparison figures for Wales and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 21, Mayfield Avenue, Cardiff, there are an average of 1.2 cars per household.
See below for how this compares to Wales and the rest of England & Wales.