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40, Larkfield Avenue, Harrow is described in the public record as an early-century house with 1,184 ft2 of internal area, sitting on a 273 m2 plot.
Locally, houses of this size normally have 4 bedrooms with a garden.
Our estimate of the sale value of 40, Larkfield Avenue, Harrow is £642,531 and its rental estimate is £2,746 per month, given the available information and assuming reasonable condition.
Larkfield Avenue, Harrow, HA3 falls within the HA3 postal district, in the borough of Harrow.
40, Larkfield Avenue, Harrow has no records in the the Land Registry and a single entry in the EPC database dated December 2017.
We combine this information with public data 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.
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 40, Larkfield Avenue, Harrow, we estimate a market value of £674,657 and a rental value of £2,883 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £597,554 and £2,554 per month respectively.
Over the last year, 40, Larkfield Avenue, Harrow has seen its estimated sale value drop by £8,750 (1.4%) and its estimated rental value rise by £71 per month (2.6%). This results in an estimated gross rental yield of 5.1%.
HM Land Registry records the plot of land for 40, Larkfield Avenue, Harrow as measuring 273 m2.
That makes it the 26th largest plot in the postcode, where all 28 other houses have recorded plot data.
40, Larkfield Avenue, Harrow has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 07 Dec 2017.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Over the past 2 years 3 properties similar to 40, Larkfield Avenue, Harrow have sold within a radius of 510 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 5th November 2025, was 29, Oakfield Avenue, Harrow, HA3 8TH, a freehold house which sold for £600,000.
Read more about house prices in HA3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 68 addresses on Larkfield Avenue, Harrow, HA3, 40, Larkfield Avenue, Harrow comes out as the 29th largest and the 23rd most expensive in our analysis of the public data.
It is also £129k more expensive than the average property across the HA3 district.
From 40, Larkfield Avenue, Harrow, the nearest station is Kenton, 1.4 kilometres away.
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
The flood risk here is rated very low, based on Environment Agency data.
The recent census recorded whether a resident owned or rented their home.
In the area around 40, Larkfield Avenue, Harrow, 45.9% of property is privately owned outright and 26.2% is privately owned with a mortgage.
The graph below shows how this compares to Greater London 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 40, Larkfield Avenue, Harrow, 22.0% of residents are recorded as possessing school level qualifications and 45.3% as possessing degree level qualifications.
The graph below shows how this compares to Greater London and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 40, Larkfield Avenue, Harrow, the average age was 40.6 and the most common age was 37.
The graph below shows how this compares to Greater London 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 40, Larkfield Avenue, Harrow, 0.0% of property was a second home.
Comparison figures for Greater London 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 40, Larkfield Avenue, Harrow, there are an average of 1.3 cars per household.
See below for how this compares to Greater London and the rest of England & Wales.