25, Blair Close has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 09 Jul 2019.

The property is connected to mains gas and has full secondary glazing. It is heated using a boiler and radiators (mains gas).

25, Blair Close last changed hands on 5th May 2010, selling for £260,000. The transaction was logged as a leasehold flat by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 42.8% since May 2010.

Land Registry records and our Estate Agent network show 35 sales of comparable properties within 320 metres of 25, Blair Close since 2009.

Most recently, 17, Upper Bardsey Walk, London, N1 2RZ, a leasehold flat, sold at £500,000 on the 29th May 2026.

Read more about house prices in N1.

• Sold May 2026£500,000 | 2 Bed Flat17, Upper Bardsey Walk, London, N1 2RZ17, Upper Bardsey Walk, London, N1 2RZ
• Sold Jan 2026£325,500 | 1 Bed Flat38, Spring Gardens, London, N5 2DT38, Spring Gardens, London, N5 2DT
• Sold Dec 2025£350,000 | 2 Bed Flat39, Spring Gardens, London, N5 2DT39, Spring Gardens, London, N5 2DT
• Sold Aug 2025£455,000 | 1 Bed Flat105C , Grosvenor Avenue, London, N5 2NL105C , Grosvenor Avenue, London, N5 2NL
• Sold Aug 2023£425,000 | 2 Bed Flat47, Northampton Park, London, N1 2PP47, Northampton Park, London, N1 2PP
• Sold Jul 2023£450,000 | 2 Bed Flat15, Upper Bardsey Walk, London, N1 2RZ15, Upper Bardsey Walk, London, N1 2RZ
• Sold Jun 2023£360,000 | 2 Bed Flat24, Spring Gardens, London, N5 2DT24, Spring Gardens, London, N5 2DT
• Sold Apr 2023£430,000 | 1 Bed Flat41, Northampton Park, London, N1 2PP41, Northampton Park, London, N1 2PP
• Sold Nov 2022£465,595 | 2 Bed FlatFlat 8, 24, Ramsey Walk, London, N1 2NHFlat 8, 24, Ramsey Walk, London, N1 2NH
• Sold Sep 2021£476,000 | 2 Bed Flat47D , St. Pauls Road, London, N1 2LT47D , St. Pauls Road, London, N1 2LT
• Sold Sep 2021£282,000 | 2 Bed Flat38, Upper Caldy Walk, London, N1 2QS38, Upper Caldy Walk, London, N1 2QS
• Sold Jun 2021£405,000 | 1 Bed FlatFlat 1, 24, Ramsey Walk, London, N1 2NHFlat 1, 24, Ramsey Walk, London, N1 2NH
• Sold Jun 2021£375,000 | 2 Bed FlatFlat 4, 24, Ramsey Walk, London, N1 2NHFlat 4, 24, Ramsey Walk, London, N1 2NH
• Sold Nov 2020£365,000 | 2 Bed Flat30, Blair Close, London, N1 2YP30, Blair Close, London, N1 2YP
• Sold Jul 2020£356,000 | 2 Bed Flat18, Upper Bardsey Walk, London, N1 2RZ18, Upper Bardsey Walk, London, N1 2RZ
• Sold Oct 2019£385,000 | 2 Bed Flat7, Upper Bardsey Walk, London, N1 2RZ7, Upper Bardsey Walk, London, N1 2RZ
• Sold Jan 2017£415,000 | 2 Bed Flat24, Blair Close, London, N1 2YP24, Blair Close, London, N1 2YP
• Sold Nov 2015£426,000 | 2 Bed Flat21, Blair Close, London, N1 2YP21, Blair Close, London, N1 2YP
• Sold Jan 2014£350,000 | 2 Bed Flat26, Blair Close, London, N1 2YP26, Blair Close, London, N1 2YP
• Sold Oct 2009£240,000 | 1 Bed FlatFlat 2, 81, Grosvenor Avenue, London, N5 2NNFlat 2, 81, Grosvenor Avenue, London, N5 2NN

Agents in our network have reported 1 letting within 320 metres of 25, Blair Close across the last 2 years.

The newest of these is Flat 5, 14, Highbury New Park, London, N5 2DB, a leasehold flat 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.

Our analysis of the public data ranks 25, Blair Close as the 25th largest and the 25th most expensive of the 34 addresses on Blair Close, London, N1.

Against the N1 postcode district average, it is £338k less expensive than the typical property.

• Canonbury Primary School

  600 m away
• Newington Green Primary School

  800 m away
• William Tyndale Primary School

  800 m away

• City of London Academy Highbury Grove

  400 m away
• Highbury Fields School

  800 m away
• City of London Academy Islington

  1.3 km away

• Canonbury

  |

  100 m away
• Highbury & Islington

  |

  600 m away

Environment Agency data suggests this area has a Very Low risk of flooding.