BT20 4AR

BT20 4AR	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.

Coordinates

Latitude: 54.6627 / 54°39'45"N

Longitude: -5.6674 / 5°40'2"W

UTM Reference: 30U 327960 6060527

OS Easting: 350560

OS Northing: 381900

OS Grid: SJ505819

Location Encoding

Mapcode Local: IRL XR.P5CN

Mapcode Global: GBR RP.FZ5C

Open Location Code: 9C6PM87M+32

Maidenhead Locator System: IO74dp99

Demographics

Urban/Rural Indicator:

ONS Population Classification: 5a3

Urbanites
Urban Professionals and Families
Families in Terraces and Flats

Index of Multiple Deprivation (IMD): 174 / 890

2nd decile
much more deprived

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

Sun and Moon Times for BT20 4AR on Thursday 4 June 2026

Nautical twilight begins (First light)	02:15
Civil twilight begins (Dawn)	03:56
Sunrise	04:50
Transit (sun is at its highest)	13:21
Sunset	21:51
Civil twilight ends (Dusk)	22:45
Nautical twilight ends (Nightfall)	00:26

Hours of daylight today	04:20 to 22:21
Hours of darkness tonight (lighting-up time)	22:21 to 04:19
Moon Phase	Waning Gibbous
Moon Sets	05:41
Moon Rises	23:58

For a full sun and moon calendar for BT20 4AR, go to The Time and Place

Elected Representatives for BT20 4AR

United Kingdom Parliament

Constituency

North Down

MP

Alex Easton Independent

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

Government Statistical Services (GSS) data for BT20 4AR

Code	Name	Data Type	Data Theme	Active Since	Data Owner
N05000013	North Down	Westminster Parliamentary Constituencies	Electoral	4 July 2024	BCNI
N08001123	Harbour	Electoral Wards	Administrative/Electoral	1 April 2015	NISRA
N09000011	North Down and Ards	Local Government Districts	Administrative	1 April 2015	NISRA
N12000002	Belfast	Travel to Work Areas	Other	31 July 2015	ONS
N19001659		Workplace Zones	Census	31 December 2011	NISRA
N20003636	Bangor_Central_F3	Data Zones	Census	21 March 2021	NISRA
N21000820	Bangor_Central_F	Super Data Zones	Census	21 March 2021	NISRA
N92000002	Northern Ireland	Country	Administrative	1 January 2009	ONS

The UK Postcode Database

a terminated large user postcode in North Down and Ards

Introduced in December 1984, terminated in June 2000