Flat G, 15, John Spencer Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 04 May 2011.

The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.

According to HM Land Registry, Flat G, 15, John Spencer Square was last sold on 30th September 2022 for £600,000 and was recorded as a leasehold flat.

The property has had 4 sales since 1995.

Since September 2022, the market for similar properties has dropped by 34.2%.

• Sold Sep 2022£600,000
• Sold Oct 2014£527,000
• Sold Jul 2006£299,950

According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to Flat G, 15, John Spencer Square within a radius of 350 metres over the last 2 years.

The most recent example is Flat 8, Lewis House 85, Canonbury Road, London, N1 2UH, a leasehold flat which sold for £625,000 on the 30th August 2024.

Read more about house prices in N1.

• Sold Aug 2024£625,000 | 2 Bed FlatFlat 8, Lewis House 85, Canonbury Road, London, N1 2UHFlat 8, Lewis House 85, Canonbury Road, London, N1 2UH
• Sold May 2023£150,000 | 2 Bed FlatFlat 22, 10, Corsica Street, London, N5 1FTFlat 22, 10, Corsica Street, London, N5 1FT
• Sold Aug 2019£575,000 | 2 Bed FlatFlat F, 15, John Spencer Square, London, N1 2LZFlat F, 15, John Spencer Square, London, N1 2LZ

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our network of Estate Agents reports 2 lets within 350 metres of Flat G, 15, John Spencer Square 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.

• 
  Let agreed Oct 2025£ Undisclosed | 2 Bed FlatFlat 5, 14, Highbury New Park, London, N5 2DBFlat 5, 14, Highbury New Park, London, N5 2DB
• 
  Let agreed Feb 2025£ Undisclosed | 2 Bed FlatFlat H, 10, Compton Road, London, N1 2PAFlat H, 10, Compton Road, London, N1 2PA

•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 G, 15, John Spencer Square is the 65th largest and the 67th most expensive property on the street.

When compared to the postcode district it is £171k less expensive than the average property in N1.

• 200

  m

  Canonbury Primary School
• 400

  m

  Laycock Primary School
• 500

  m

  William Tyndale Primary School

• 400

  m

  City of London Academy Highbury Grove
• 800

  m

  Highbury Fields School
• 1.1

  km

  City of London Academy Islington

• 200

  m

  Highbury & Islington
• 500

  m

  Canonbury

According to recent data from Ofcom, ultrafast broadband is available in this area.

According to data from the Environment Agency, the flood risk in this area is considered to be very low.