Map of BT31 9WZ postcode No longer in use

General information

Postcode	BT31 9WZ
Post Town	Castlewellan
Businesses	No businesses found

Geography

	Latitude	54.257921
	Longitude	-5.935638
	Easting	143772
	Northing	491845
	Grid reference	SB437918
	UTM reference	30U 308788 6016196
	what3words	elect.deodorant.served
	FixPhrase	crumb lividly splashed vocalize
	Plus code	9C6P7357+5P
	Altitude	113 metres (372 feet)
	Sunrise (today)	7:26
	Sunset (today)	16:50
	Distance away
	Distance to sea	5 KMs (3.1 miles)

Administrative areas

Ward	Castlewellan	N08001011
District	Newry, Mourne and Down	N09000010
Constituency (2024)	South Down	N05000015
MP	Chris Hazzard	Sinn Féin
Police force	PSNI
Water company	Northern Ireland Water
NUTS/ITL 3	Newry, Mourne and Down
NUTS/ITL 2	Northern Ireland
NUTS/ITL 1	Northern Ireland
Country	Northern Ireland	N92000002

Data

Date introduced	January 2006
Date usage ended	February 2012
Last updated	September 2025
User type	Large (addresses receive more than 25 items of mail per day)
Quality	Imputed by ONS by reference to surrounding postcode grid references

Demographics

Index of Multiple Deprivation (2019)	455 / 890 Most deprivedLeast deprived
Census output area (2021)	N20003341
Census output area (2011)	5B2
Lower layer super output area (2011)	Castlewellan 2	95NN06S2
Travel to work area	Newry and Banbridge	N12000009

Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license