Our Data Sources
1, Thornhill Grove has 21 entries in the Land Registry , most recently in October 2020 and a single entry in the EPC database dated February 2026.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate 1, Thornhill Grove would be worth £2,187,909, with a potential rental value of £9,776 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £1,937,862, with a rental value of £8,659 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
1, Thornhill Grove occupies a 173 m2 plot as recorded by HM Land Registry.
All 9 other houses in this postcode have recorded plot sizes, and this one ranks as the 2nd largest.
Energy Efficiency
1, Thornhill Grove has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Feb 2026.
The property is connected to mains gas and has partial double glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
1, Thornhill Grove last changed hands on 30th October 2020, selling for £2,000,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has dropped by 20.7% since October 2020.
- Sold Oct 2020£2,000,000
- Sold Apr 1998£425,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 54 sales of comparable properties within 320 metres of 1, Thornhill Grove across the last 2 years.
Most recently, 58, Barnsbury Street, London, N1 1ER, a freehold house, sold at £2,175,000 on the 21st November 2025.
Read more about house prices in N1.
- Sold Nov 2025£2,175,000 | 4 Bed House58, Barnsbury Street, London, N1 1ER58, Barnsbury Street, London, N1 1ER
- Sold Aug 2024£2,400,100 | 4 Bed House70, Ripplevale Grove, London, N1 1HT70, Ripplevale Grove, London, N1 1HT
- Sold Mar 2022£1,800,000 | 4 Bed House42, Ripplevale Grove, London, N1 1HT42, Ripplevale Grove, London, N1 1HT
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 1, Thornhill Grove as the 3rd largest and the 3rd most expensive of the 9 addresses on Thornhill Grove, London, N1.
Against the N1 postcode district average, it is £1.335m more expensive than the typical property.
More reading links
Schools Nearby
- Thornhill Primary School200 m away
- St Andrew's (Barnsbury) CofE Primary School300 m away
- Vittoria Primary School600 m away
- Elizabeth Garrett Anderson School800 m away
- City of London Academy Islington1.1 km away
- City of London Academy Highbury Grove1.4 km away
More reading links
Public Transport Nearby
- Caledonian Road & Barnsbury|400 m away
- Highbury & Islington|900 m away
- Angel|900 m away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.
