Flat E, 18, John Spencer Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Apr 2015.

The property is connected to mains gas and has single glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, Flat E, 18, John Spencer Square was last sold on 24th October 2022 for £730,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since October 2022, the market for similar properties has dropped by 31.1%.

According to the Land Registry and our network of Estate Agents, there have been 132 sales of properties similar to Flat E, 18, John Spencer Square within a radius of 350 metres since 2016.

The most recent example is Flat E, 11, Prior Bolton Street, London, N1 2NX, a leasehold flat which sold for £850,000 on the 5th June 2026.

Read more about house prices in N1.

• Sold Jun 2026£850,000 | 2 Bed FlatFlat E, 11, Prior Bolton Street, London, N1 2NXFlat E, 11, Prior Bolton Street, London, N1 2NX
• Sold May 2026£750,000 | 2 Bed FlatFlat A, 17, John Spencer Square, London, N1 2LZFlat A, 17, John Spencer Square, London, N1 2LZ
• Sold Jan 2026£900,000 | 2 Bed FlatFlat F, 11, Prior Bolton Street, London, N1 2NXFlat F, 11, Prior Bolton Street, London, N1 2NX
• Sold Sep 2025£875,000 | 2 Bed FlatFlat F, 9, Compton Road, London, N1 2PAFlat F, 9, Compton Road, London, N1 2PA
• Sold Sep 2025£725,000 | 2 Bed Flat91 Dixon Clark Court, Canonbury Road, London, N1 2WE91 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Jun 2025£680,000 | 2 Bed Flat92 Dixon Clark Court, Canonbury Road, London, N1 2WE92 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Feb 2025£800,000 | 2 Bed FlatFlat H, 18, John Spencer Square, London, N1 2LZFlat H, 18, John Spencer Square, London, N1 2LZ
• Sold Feb 2025£700,000 | 2 Bed Flat89 Dixon Clark Court, Canonbury Road, London, N1 2WE89 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Dec 2024£814,000 | 2 Bed Flat99 Dixon Clark Court, Canonbury Road, London, N1 2WE99 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Dec 2024£700,000 | 2 Bed Flat95 Dixon Clark Court, Canonbury Road, London, N1 2WE95 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Dec 2024£705,000 | 2 Bed Flat98 Dixon Clark Court, Canonbury Road, London, N1 2WE98 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Nov 2024£800,000 | 2 Bed Flat96 Dixon Clark Court, Canonbury Road, London, N1 2WE96 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Nov 2024£781,000 | 2 Bed Flat93 Dixon Clark Court, Canonbury Road, London, N1 2WE93 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold Nov 2024£790,000 | 2 Bed Flat90 Dixon Clark Court, Canonbury Road, London, N1 2WE90 Dixon Clark Court, Canonbury Road, London, N1 2WE
• Sold May 2024£824,000 | 2 Bed FlatFlat C, 17, John Spencer Square, London, N1 2LZFlat C, 17, John Spencer Square, London, N1 2LZ
• Sold Mar 2023£775,000 | 2 Bed FlatFlat G, 17, John Spencer Square, London, N1 2LZFlat G, 17, John Spencer Square, London, N1 2LZ
• Sold Oct 2022£785,000 | 2 Bed FlatFlat B, 17, John Spencer Square, London, N1 2LZFlat B, 17, John Spencer Square, London, N1 2LZ
• Sold Aug 2022£770,000 | 2 Bed FlatFlat H, 17, John Spencer Square, London, N1 2LZFlat H, 17, John Spencer Square, London, N1 2LZ
• Sold Aug 2021£820,000 | 2 Bed FlatFlat C, 9, Compton Road, London, N1 2PAFlat C, 9, Compton Road, London, N1 2PA
• Sold Apr 2016£817,125 | 2 Bed FlatFlat G, 18, John Spencer Square, London, N1 2LZFlat G, 18, John Spencer Square, London, N1 2LZ

Our network of Estate Agents reports 1 let of a property similar to Flat E, 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.

• 
  Let agreed Oct 2025£ Undisclosed | 2 Bed FlatFlat 5, 14, Highbury New Park, London, N5 2DBFlat 5, 14, Highbury New Park, London, N5 2DB

•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 E, 18, John Spencer Square is the 48th largest and the 45th most expensive property on the street.

When compared to the postcode district it is £18k more expensive than the average property in N1.

• Canonbury Primary School

  200 m away
• Laycock Primary School

  400 m away
• William Tyndale Primary School

  500 m away

• City of London Academy Highbury Grove

  400 m away
• Highbury Fields School

  800 m away
• City of London Academy Islington

  1.1 km away

• Highbury & Islington

  |

  200 m away
• Canonbury

  |

  500 m away

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