| Postcode | N1 9LY | 
|---|---|
| Post Town | London | 
| Nearest station | Angel (0 km) | 
| Bus stops | 
                       Penton Street  Chapel Market (W) 
Baron Street  Chapel Market (N) 
Penton Street  Islington Police Station (W) 
Tolpuddle St  Islington Police Stn (E) 
Pentonville Road  Baron St (W) 
Angel Station (E) 
                     | 
                  
| London travel zone | 1 | 
| Roads in this postcode | |
| Number of UPRNs | 54 View | 
| Known addresses | 
                       Lower Flat, 16 Claremont Square, London 
                            2 Claremont Square, London 
                            4 Claremont Square, London 
                            7 Claremont Square, London 
                            8 Claremont Square, London 
                            13A Claremont Square, London 
                            13B Claremont Square, London 
                            15B Claremont Square, London 
                            17 Claremont Square, London 
                       | 
                  
| Main property type | Flat | 
| Businesses | 
| Latitude | 51.530966 | |
|---|---|---|
| Longitude | -0.111218 | |
| Easting | 531112 | |
| Northing | 183030 | |
| Grid reference | TQ311830 | |
| UTM reference | 30U 700363 5712829 | |
| what3words | firms.mostly.parts | |
| FixPhrase | cringing magnesium silicon tattered | |
| Plus code | 9C3XGVJQ+9G | |
| Altitude | 39 metres (127 feet) | |
| Sunrise (today) | 7:00 | |
| Sunset (today) | 16:30 | |
| Distance away | ||
| Distance to sea | 37.1 KMs (23.1 miles) | 
| Parish | Islington, unparished area | E43000209 | 
|---|---|---|
| Ward | Clerkenwell | E05013702 | 
| London Borough | Islington | E09000019 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Islington South and Finsbury | E14001306 | 
| MP | Emily Thornberry | Labour | 
| Police force | Metropolitan Police | |
| Water company | Thames Water | |
| NUTS/ITL 3 | Haringey and Islington | |
| NUTS/ITL 2 | Inner London - East | |
| NUTS/ITL 1 | London | |
| Country | England | E92000001 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 71 | |
|---|---|---|
| Households (2011) | 37 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban major conurbation | |
| Built up area (2024) | Islington | E63011980 | 
| Census output area (2021) | E00013553 | |
| Census output area (2011) | 2D2 | |
| Lower layer super output area (2021) | Islington 021D | E01002728 | 
| Lower layer super output area (2011) | Islington 021D | E01002728 | 
| Middle layer super output area (2021) | Pentonville | E02000574 | 
| Middle layer super output area (2011) | King's Cross & Pentonville | E02000574 | 
| Travel to work area | London | E30000234 | 
| Average property price in North London | £609,929 | 
|---|---|
| Annual change | -2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 8 Claremont Square, London | Flat (leasehold) | Aug 2023 | £345,000 | 
| Flat (leasehold) | Jun 2021 | £365,000 | |
| Flat (leasehold) | Mar 2008 | £245,000 | |
| 7 Claremont Square, London | Terraced (freehold) | Aug 2023 | £1,975,000 | 
| 15B Claremont Square, London | Flat (leasehold) | Jan 2023 | £425,000 | 
| Flat (leasehold) | Dec 2007 | £290,000 | |
| Flat (leasehold) | Dec 2003 | £225,000 | |
| Flat (leasehold) | Jan 2001 | £159,850 | |
| Flat (leasehold) | Feb 1998 | £97,500 | |
| 13A Claremont Square, London | Flat (leasehold) | Oct 2022 | £1,100,000 | 
| Flat (leasehold) | Jan 2016 | £1,195,000 | |
| Flat (leasehold) | Oct 2008 | £462,000 | |
| Lower Flat, 16 Claremont Square, London | Flat (leasehold) | Nov 2017 | £1,200,000 | 
| Flat (leasehold) | Feb 2004 | £395,000 | |
| 17 Claremont Square, London | Terraced (freehold) | Sep 2015 | £3,000,000 | 
| Terraced (freehold) | Nov 2013 | £2,352,000 | |
| Terraced (freehold) | Feb 1995 | £270,000 | |
| 4 Claremont Square, London | Flat (leasehold) | Oct 2012 | £820,000 | 
| 13B Claremont Square, London | Flat (leasehold) | Jul 2009 | £705,000 | 
| Flat (leasehold) | Jan 2001 | £330,000 | |
| 2 Claremont Square, London | Terraced (freehold) | Aug 2007 | £1,150,000 |