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By comparing it to nearby properties, we estimate it to be a modern house with 2,111 ft2 of internal area and a garden.
Locally, houses of this size normally have 5 bedrooms.
Our estimate of the sale value of 4, Thornbury Square is £1,740,489 and its rental estimate is £7,296 per month, given the available information and assuming reasonable condition.
Thornbury Square, London, N6 falls within the N6 postal district, in the borough of Islington.
4, Thornbury Square has 41 entries in the Land Registry , most recently in August 2011 and no records in the EPC database.
We combine this sold price information with public data of neighbouring properties to estimate the attributes and values.
The local information is scored as 2 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 4, Thornbury Square, we estimate a market value of £1,827,513 and a rental value of £7,661 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £1,618,654 and £6,785 per month respectively.
Over the last year, 4, Thornbury Square has seen its estimated sale value move down by £45,750 (2.6%) and its estimated rental value increase by £327 per month (4.5%). This results in an estimated gross rental yield of 5.0%.
HM Land Registry records the plot of land for 4, Thornbury Square as measuring 219 m2.
That makes it the 3rd largest plot in the postcode, where all 12 other houses have recorded plot data.
The most recent sale of 4, Thornbury Square completed on 22nd August 2011 at £1,175,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold 4 times.
Values of comparable properties have risen by 160.2% over the period since August 2011.
Over the past 2 years 3 properties similar to 4, Thornbury Square have sold within a radius of 390 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 1st September 2025, was 74, Highgate Hill, London, N19 5NQ, a freehold house which sold for £1,752,300.
Read more about house prices in N6.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 29 addresses on Thornbury Square, London, N6, 4, Thornbury Square comes out as the largest and the most expensive in our analysis of the public data.
It is also £523k more expensive than the average property across the N6 district.
From 4, Thornbury Square, the nearest station is Archway, 500 metres 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.
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The recent census recorded whether a resident owned or rented their home.
In the area around 4, Thornbury Square, 29.6% of property is privately owned with a mortgage and 28.2% is privately rented.
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 4, Thornbury Square, 13.5% of residents are recorded as possessing school level qualifications and 68.0% 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 4, Thornbury Square, the average age was 37.5 and the most common age was 32.
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 4, Thornbury Square, 3.8% 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 4, Thornbury Square, there are an average of 0.5 cars per household.
See below for how this compares to Greater London and the rest of England & Wales.