N11 3BX

a postcode in Barnet

Introduced in January 1980

N11 3BX	Normal (geographic) postcodes	Large user postcodes

The nearby postcodes map only shows currently active postcodes. Postcode markers will cluster if they are close together, which may happen in densly populated built-up areas or where single premises have multiple postcodes.

Streets Associated with N11 3BX

St Johns Avenue - 33 properties, USRN 20038100

Street names are those nearest to properties in this postcode, they are not necessarily the postal address

Coordinates

Latitude: 51.6126 / 51°36'45"N

Longitude: -0.1557 / 0°9'20"W

UTM Reference: 30U 696923 5721788

OS Easting: 527794

OS Northing: 192033

OS Grid: TQ277920

Location Encoding

Mapcode Local: GBR DR.1DB

Mapcode Global: VHGQD.8Q1M

Open Location Code: 9C3XJR7V+3P

Maidenhead Locator System: IO91wo17

Demographics

Urban/Rural Indicator: A1

major urban conurbation
a very large city or conurbation

ONS Population Classification: 4b2

Low-Skilled Migrant and Student Communities
Established Multi- Ethnic Communities
European Skilled Workforce

Index of Multiple Deprivation (IMD): 19434 / 32844

6th decile
slightly less deprived

Demographics are based on the LSOA containing this postcode and not necessarily this postcode alone

Sun and Moon Times for N11 3BX on Tuesday 23 June 2026

Nautical twilight begins (First light)	02:39
Civil twilight begins (Dawn)	03:55
Sunrise	04:43
Transit (sun is at its highest)	13:02
Sunset	21:22
Civil twilight ends (Dusk)	22:10
Nautical twilight ends (Nightfall)	23:25

Hours of daylight today	04:13 to 21:52
Hours of darkness tonight (lighting-up time)	21:52 to 04:13
Moon Phase	Waxing Gibbous
Moon Sets	00:01
Moon Rises	14:07

For a full sun and moon calendar for N11 3BX, go to The Time and Place

Residential Property Sales in N11 3BX

Date	Address	Property Type	Tenure	Price
1 February 2024	9 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£830,000
30 June 2023	25 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£840,000
18 February 2021	26 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£765,000
20 November 2020	18 St Johns Avenue, London N11 3BX	Semi-detached	Freehold	£750,000
4 November 2019	4 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£732,500
7 February 2019	8 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£450,000
16 March 2018	9 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£740,000
12 February 2016	7 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£657,000
30 June 2015	28 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£565,000
28 November 2014	3 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£560,000
2 June 2014	5 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£617,500
19 May 2014	12 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£590,000
1 May 2014	2 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£530,000
20 May 2013	32 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£537,000
17 August 2012	18 St Johns Avenue, London N11 3BX	Semi-detached	Freehold	£486,000
16 March 2012	27 St Johns Avenue, London N11 3BX	Flat/apartment	Leasehold	£300,000
14 October 2010	4 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£419,000
18 January 2008	23 St Johns Avenue, London N11 3BX	Semi-detached	Freehold	£475,000
2 March 2007	9 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£449,500
20 December 2006	23 St Johns Avenue, London N11 3BX	Semi-detached	Freehold	£330,000
29 September 2006	27 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Leasehold	£282,529
18 August 2006	17 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£369,000
16 April 2004	13 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£382,500
23 January 2004	14 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£290,000
12 December 2003	3 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£295,000
15 January 2003	18 St Johns Avenue, London N11 3BX	Semi-detached	Freehold	£334,500
25 October 2002	13 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£325,000
28 August 2002	3 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£295,000
29 May 2002	25 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£280,000
26 May 2000	27 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Leasehold	£139,000
19 October 1999	27 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Leasehold	£95,500
24 July 1998	9 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£168,000
13 July 1998	12 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£159,950
15 December 1997	3 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£141,000
7 August 1996	5 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£129,950
2 August 1996	30 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£114,000
30 November 1995	4 St Johns Avenue, London N11 3BX	Terraced (including end-of-terrace)	Freehold	£118,000

Key to property sale icons:

	First sale of newbuild property. This includes new properties created from existing properties, such as residential conversions of commercial or agricultural property, or subdivision of a larger residential property.
	Subsequent sale of existing property.
	Standard sale at market value to private individual.
	Additional (non-standard) sale. This includes repossessions, buy-to-lets and transfers of property sold to non-private individuals.

Elected Representatives for N11 3BX

United Kingdom Parliament

Constituency

Hornsey and Friern Barnet

MP

Catherine West Labour

London Assembly

Assembly Constituency

Barnet and Camden

Assembly Member

Anne Clarke Labour

Londonwide Members

Assembly Members

Elly Baker Labour

Emma Best Conservative

Andrew Boff Conservative

Hina Bokhari Liberal Democrat

Zoë Garbett Green

Alessandro Georgiou Conservative

Susan Hall Conservative

Lord Bailey of Paddington Conservative

Zack Polanski Green

Caroline Russell Green

Alex Wilson Reform UK

Barnet Borough Council

London borough ward

Friern Barnet

Councillors

Barry Rawlings Labour

Linda Lusingu Independent

Pauline Webb Labour

Elected representative data is updated approximately monthly, so may not include recent by-elections or vacancies.

Government Statistical Services (GSS) data for N11 3BX

Code	Name	Data Type	Data Theme	Active Since	Data Owner
E00000779		Output Areas	Statistical Building Block	1 January 2009	ONS
E01000161	Barnet 015D	Lower layer Super Output Areas	Statistical Building Block	1 February 2004	ONS
E02000038	Barnet 015	Middle layer Super Output Areas	Statistical Building Block	1 August 2004	ONS
E05013640	Friern Barnet	Electoral Wards/Divisions	Administrative/Electoral	5 May 2022	DLUHC
E09000003	Barnet	London Boroughs	Administrative	1 January 2009	DLUHC
E12000007	London	Regions	Administrative	1 January 2009	DLUHC
E14001293	Hornsey and Friern Barnet	Westminster Parliamentary Constituencies	Electoral	4 July 2024	LGBC
E23000001	Metropolitan Police	Police Force Areas	Other	1 January 2009	Home Office
E30000234	London	Travel to Work Areas	Other	31 July 2015	ONS
E32000001	Barnet and Camden	London Assembly Constituencies	Electoral	6 May 2010	Greater London Authority
E33032329		Workplace Zones	Census	31 December 2011	ONS
E37000051	London	Local Enterprise Partnerships	Other	1 April 2020	BEIS
E38000240	NHS North Central London ICB - 93C	Sub Integrated Care Board Locations	Health	1 July 2022	ODS
E40000003	London	NHS England Regions	Health	1 April 2013	ODS
E43000193	Barnet, unparished area	Non-Civil Parished Areas	Census	31 December 2011	ONS
E54000028	North London Partners in Health and Care	Integrated Care Boards	Health	1 April 2019	NHS
E56000027	North Central London	Cancer Alliances	Health	1 April 2020	NHS England
E61000001	Greater London Authority	Greater London Authority	Administrative	3 July 2000	ONS
E63011868	Barnet	Built Up Areas	Census	17 April 2024	OS
E65000001	England Non-National Park Area	England Non-National Park Area	Census	27 February 2023	ONS
E92000001	England	Country	Administrative	1 January 2009	ONS

The UK Postcode Database