42C, Thornhill Square
42C, Thornhill Square
Description & Estimates







According to the public record, 42C, Thornhill Square is a period apartment with 538 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 42C, Thornhill Square is £587,425 and the estimated rental value is £2,566 per month.
The apartment is within 42, Thornhill Square, London, N1.
Thornhill Square, London, N1 is located in the borough of Islington within the N1 postal district.
Our Data Sources
42C, Thornhill Square has no records in the the Land Registry and a single entry in the EPC database dated October 2023.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium 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 42C, Thornhill Square is in very good condition we estimate a sale value of £616,796 and a rental value of £2,694 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £546,305 and a rental value of £2,386 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 42C, Thornhill Square has moved down by £16,697 (2.8%), while its estimated rental value has increased by £165 per month (6.4%). Based on current estimates, the property offers a gross rental yield of 5.2%.
Energy Efficiency
42C, Thornhill Square has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 03 Oct 2023.
The property is connected to mains gas and has some 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 42C, Thornhill Square within a radius of 280 metres over the last 2 years.
The most recent example is Flat A, 17, Huntingdon Street, London, N1 1BS, a leasehold flat which sold for £460,000 on the 28th November 2025.
Read more about house prices in N1.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Properties Let Nearby
Our network of Estate Agents reports 1 let within 280 metres of 42C, Thornhill Square over the last 2 years.
Most recently, 242A, Caledonian Road, London, N1 0NG, a leasehold flat, was let by Fine Living in November 2020.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Location Comparison
Thornhill Square, London, N1 has a total of 102 addresses. According to our analysis of all the public data, 42C, Thornhill Square is the 76th largest and the 71st most expensive property on the street.
When compared to the postcode district it is £161k less expensive than the average property in N1.
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Schools Nearby
- 200mSt Andrew's (Barnsbury) CofE Primary School
- 400mThornhill Primary School
- 500mVittoria Primary School
- 800mElizabeth Garrett Anderson School
- 1.3kmCity of London Academy Islington
- 1.4kmRegent High School
More reading links
Public Transport Nearby
The closest station to 42C, Thornhill Square is Caledonian Road & Barnsbury station, which is 300 metres away.
- 300mCaledonian Road & Barnsbury
- 1.0kmCaledonian Road
- 1.1kmAngel
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.

