21, Cornwall Avenue
21, Cornwall Avenue
Description & Estimates
According to the public record, 21, Cornwall Avenue is a period house with 1,054 ft2 of internal area and sits on a 164 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, Cornwall Avenue is £741,885 and the estimated rental value is £3,295 per month.
Cornwall Avenue, London, N3 is located in the borough of Barnet within the N3 postal district.
Our Data Sources
21, Cornwall Avenue has no records in the the Land Registry and a single entry in the EPC database dated July 2021.
We combine this information with public data 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.
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, Cornwall Avenue is in very good condition we estimate a sale value of £778,979 and a rental value of £3,460 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £689,953 and a rental value of £3,065 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 21, Cornwall Avenue has decreased by £14,681 (2.0%), while its estimated rental value has grown by £126 per month (3.8%). Based on current estimates, the property offers a gross rental yield of 5.3%.
Plot Size
According to data from HM Land Registry, 21, Cornwall Avenue sits on a plot of 164 m2.
We have plot size data on 14 out of 14 other houses in the postcode and 21, Cornwall Avenue sits on the 4th largest plot.
Energy Efficiency
21, Cornwall Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Jul 2021.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas.
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, Cornwall Avenue within a radius of 400 metres over the last 2 years.
The most recent example is 367, Nether Street, London, N3 1JN, a freehold house which sold for £712,500 on the 21st March 2025.
Read more about house prices in N3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Cornwall Avenue, London, N3 has a total of 52 addresses. According to our analysis of all the public data, 21, Cornwall Avenue is the 32nd largest and the 31st most expensive property on the street.
When compared to the postcode district it is £4k more expensive than the average property in N3.
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Schools Nearby
- 600mMoss Hall Junior School
- 600mMoss Hall Infant School
- 700mSt Mary's CofE Primary School
- 1.2kmSt Michael's Catholic Grammar School
- 1.5kmBishop Douglass School Finchley
- 1.6kmChrist's College Finchley
More reading links
Public Transport Nearby
The closest station to 21, Cornwall Avenue is Finchley Central station, which is 500 metres away.
- 500mFinchley Central
- 500mWest Finchley
- 1.4kmMill Hill East
Available Internet Speeds
According to recent data from Ofcom, superfast broadband is available in this area.
According to recent data from Ofcom, Superfast 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.
