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According to the public record, Flat A, 18, John Spencer Square is a mid-century apartment with 807 ft2 of internal area.
Apartments of this size in this area normally have 2 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for Flat A, 18, John Spencer Square is £780,616 and the estimated rental value is £3,580 per month.
The apartment is within 18, John Spencer Square, London, N1.
John Spencer Square, London, N1 is located in the borough of Islington within the N1 postal district.
Flat A, 18, John Spencer Square has no records in the the Land Registry and a single entry in the EPC database dated August 2019.
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.
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 Flat A, 18, John Spencer Square is in very good condition we estimate a sale value of £819,647 and a rental value of £3,759 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £725,973 and a rental value of £3,329 per month.
Over the past 12 months, the estimated sale value of Flat A, 18, John Spencer Square has moved down by £22,189 (2.8%), while its estimated rental value has increased by £230 per month (6.4%). Based on current estimates, the property offers a gross rental yield of 5.5%.
Flat A, 18, John Spencer Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 29 Aug 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to Flat A, 18, John Spencer Square within a radius of 350 metres over the last 2 years.
The most recent example is Flat H, 18, John Spencer Square, London, N1 2LZ, a leasehold flat which sold for £800,000 on the 28th February 2025.
Read more about house prices in N1.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Our network of Estate Agents reports 2 lets of properties similar to Flat A, 18, John Spencer Square within a radius of 350 metres over the last 2 years.
Most recently, Flat 5, 14, Highbury New Park, London, N5 2DB, a leasehold flat, was let by Fine Living in October 2025.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
John Spencer Square, London, N1 has a total of 68 addresses. According to our analysis of all the public data, Flat A, 18, John Spencer Square is the 24th largest and the 37th most expensive property on the street.
When compared to the postcode district it is £32k more expensive than the average property in N1.
The closest station to Flat A, 18, John Spencer Square is Highbury & Islington station, which is 200 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 Flat A, 18, John Spencer Square, 32.5% of property is privately rented and 28.5% is privately owned outright.
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 Flat A, 18, John Spencer Square, 22.4% of residents are recorded as possessing school level qualifications and 66.7% 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 Flat A, 18, John Spencer Square, the average age was 36.8 and the most common age was 27.
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 Flat A, 18, John Spencer Square, 4.5% 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 Flat A, 18, John Spencer 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.