Over the past 31 years, there have been 37 property sales recorded in the N1 9LX postcode area. The highest sale price reached £1,445,000, while the most recent sale was for a terraced flat sold in June 2025 for £900,000.

The estimated average property value in N1 9LX currently stands at £931,844, which is approximately 15.1% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £12,919.

Property prices in N1 9LX have fallen by 0.9% over the past year , with a total increase of 0.1% over the past five years , and a long-term rise of 7.9% over the past decade .

100% of recorded transactions in the area were for flat properties.

Housing in N1 9LX is predominantly owner-occupied, with an estimated 80% of homes being lived in by the owners.

Click on the map to change the analyzed area

Property Sales

18A Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 4bed
📐 861 sq ft
Today
£933,328
streetscan.co.uk estimate
4 Apr 2011
£610,000
11 Dec 1995
£147,500
More details

19A Claremont Square, London, Islington, Greater London, N1 9LX

Today
£936,424
streetscan.co.uk estimate
21 Dec 2006
£480,000

20B Claremont Square, London, Islington, Greater London, N1 9LX

Today
£521,019
streetscan.co.uk estimate
30 Mar 2016
£510,000
21 Jul 2006
£250,000

21 Claremont Square, London, Islington, Greater London, N1 9LX

Today
£1,127,685
streetscan.co.uk estimate
10 Mar 2011
£707,500

22 Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 5bed
📐 1242 sq ft
Today
£1,529,502
streetscan.co.uk estimate
18 Jul 2011
£975,000
21 Dec 1995
£183,000
More details

23A Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 4bed
📐 1055 sq ft
Today
£999,930
streetscan.co.uk estimate
28 Feb 2025
£1,010,000
4 Jan 2017
£968,500
View +1 more
More details

24 Claremont Square, London, Islington, Greater London, N1 9LX

Today
£1,479,263
streetscan.co.uk estimate
18 Jun 2021
£1,445,000
27 May 2008
£899,950

25 Claremont Square, London, Islington, Greater London, N1 9LX

Today
£1,450,095
streetscan.co.uk estimate
31 Jan 2008
£920,000
2 Jul 2004
£640,000
30 Dec 1998
£270,000

27B Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 2bed
📐 355 sq ft
Today
£562,889
streetscan.co.uk estimate
20 Jun 2014
£496,000
2 Apr 2004
£208,000
View +1 more
More details

28B Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 2bed
📐 366 sq ft
Today
£522,471
streetscan.co.uk estimate
15 Nov 2011
£342,000
9 Jul 2005
£215,000
View +2 more
More details

28C Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 3bed
📐 807 sq ft
Today
£964,007
streetscan.co.uk estimate
17 May 2012
£665,000
14 Nov 2006
£420,000
More details

29A Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 4bed
📐 1066 sq ft
Today
£830,576
streetscan.co.uk estimate
13 Jun 2025
£900,000
30 Sep 2009
£740,000
View +3 more
More details

30A Claremont Square, London, Islington, Greater London, N1 9LX

Today
£1,179,752
streetscan.co.uk estimate
25 Sep 2015
£1,175,000
23 Feb 2001
£325,000

31B Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£516,454
streetscan.co.uk estimate
26 Sep 2003
£220,000
More details

31C Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£481,555
streetscan.co.uk estimate
9 Jun 2000
£145,000
More details

31D Claremont Square, London, Islington, Greater London, N1 9LX

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£553,977
streetscan.co.uk estimate
3 Dec 2013
£453,000
More details

31E Claremont Square, London, Islington, Greater London, N1 9LX

Today
£557,593
streetscan.co.uk estimate
14 Sep 2020
£575,000
22 Apr 2003
£191,000

Area Insights

Data Sources

Properties at N1 9LX appear thirty-seven times in the Land Registry records, with the latest transaction recorded on 13 Jun 2025. It also has ten Energy Performance Certificates (EPC) entries, the earliest dating back to 29 Apr 2019. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.