Map of SL1 1GZ postcode

General information

Postcode	SL1 1GZ
Post Town	Slough
Nearest station	Slough (0 km)
Bus stops	Landmark Place (S) Wellington Street (E) Queensmere Centre (E) Library (E) Landmark Place (N) Queensmere (W)
Roads in this postcode	B416 High Street Wellington Street
Number of UPRNs	69 View
Known addresses	Flat 1, 1 William Street, Slough Flat 10, 1 William Street, Slough Flat 11, 1 William Street, Slough Flat 12, 1 William Street, Slough Flat 13, 1 William Street, Slough Flat 14, 1 William Street, Slough Flat 15, 1 William Street, Slough Flat 16, 1 William Street, Slough Flat 17, 1 William Street, Slough Flat 18, 1 William Street, Slough Flat 2, 1 William Street, Slough Flat 20, 1 William Street, Slough Flat 21, 1 William Street, Slough Flat 22, 1 William Street, Slough Flat 23, 1 William Street, Slough Flat 24, 1 William Street, Slough Flat 25, 1 William Street, Slough Flat 26, 1 William Street, Slough Flat 27, 1 William Street, Slough Flat 28, 1 William Street, Slough Flat 29, 1 William Street, Slough Flat 3, 1 William Street, Slough Flat 30, 1 William Street, Slough Flat 31, 1 William Street, Slough Flat 32, 1 William Street, Slough Flat 33, 1 William Street, Slough Flat 34, 1 William Street, Slough Flat 35, 1 William Street, Slough Flat 36, 1 William Street, Slough Flat 37, 1 William Street, Slough Flat 38, 1 William Street, Slough Flat 39, 1 William Street, Slough Flat 4, 1 William Street, Slough Flat 40, 1 William Street, Slough Flat 41, 1 William Street, Slough Flat 42, 1 William Street, Slough Flat 43, 1 William Street, Slough Flat 44, 1 William Street, Slough Flat 45, 1 William Street, Slough Flat 46, 1 William Street, Slough Flat 47, 1 William Street, Slough Flat 48, 1 William Street, Slough Flat 49, 1 William Street, Slough Flat 5, 1 William Street, Slough Flat 50, 1 William Street, Slough Flat 51, 1 William Street, Slough Flat 52, 1 William Street, Slough Flat 53, 1 William Street, Slough Flat 54, 1 William Street, Slough Flat 55, 1 William Street, Slough Flat 56, 1 William Street, Slough Flat 57, 1 William Street, Slough Flat 58, 1 William Street, Slough Flat 59, 1 William Street, Slough Flat 6, 1 William Street, Slough Flat 60, 1 William Street, Slough Flat 61, 1 William Street, Slough Flat 62, 1 William Street, Slough Flat 63, 1 William Street, Slough Flat 64, 1 William Street, Slough Flat 7, 1 William Street, Slough Flat 8, 1 William Street, Slough Flat 9, 1 William Street, Slough
Main property type	Flat
Businesses	CYCAS HOSPITALITY UK LTD CYCAS LOWER MARSH LTD SLOUGH OLD LIBRARY HOTELS LTD SN BIDCO LIMITED SN HOLDCO LIMITED SN MELBOURNE STREET LIMITED

Geography

	Latitude	51.509862
	Longitude	-0.595691
	Easting	497553
	Northing	179927
	Grid reference	SU975799
	UTM reference	30U 666842 5709266
	what3words	lately.spit.gent
	Plus code	9C3XGC53+WP
	Altitude	31 metres (100 feet)
	Sunrise (today)	6:17
	Sunset (today)	18:07
	Distance away
	Distance to sea	70 KMs (43.5 miles)

Administrative areas

Parish	Slough, unparished area	E43000235
Ward	Slough Central	E05015542
Unitary Authority	Slough	E06000039
County	Berkshire	E11000002
Constituency (2024)	Slough	E14001477
MP	Mr Tanmanjeet Singh Dhesi	Labour
Police force	Thames Valley
NUTS/ITL 3	Berkshire East
NUTS/ITL 2	Berkshire, Buckinghamshire and Oxfordshire
NUTS/ITL 1	South East
Country	England	E92000001

Data

Date introduced	October 2020
Last updated	February 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

Demographics

Index of Multiple Deprivation (2019)	7,070 / 32,844 Most deprivedLeast deprived
Average household income (2020)	£60,700 Lowest (£22,200) Highest (£108,100)
Rural/urban	Urban city and town
Built up area (2024)	Slough	E63012046
Census output area (2021)	E00166690
Census output area (2011)	E00166690
Lower layer super output area (2021)	Slough 009G	E01032730
Lower layer super output area (2011)	Slough 009G	E01032730
Middle layer super output area (2021)	Chalvey	E02003415
Middle layer super output area (2011)	Chalvey	E02003415
Travel to work area	Slough and Heathrow	E30000266

Nearby schools

Darul Madinah

St Mary's Church of England Primary School (Primary)

Littledown School

Slough and Eton Church of England Business and Enterprise College (Secondary)

Property sales

Average property price in Slough	£513,683
Annual change	1.1%
View all properties sold in the SL postcode area

Properties recently sold in this postcode

Address	Type	Date	Price
Flat 11, 1 William Street, Slough	Flat (leasehold)	Mar 2024	£187,500
	New build flat (leasehold)	Aug 2021	£240,000
Flat 28, 1 William Street, Slough	New build flat (leasehold)	Oct 2023	£202,500
Flat 16, 1 William Street, Slough	New build flat (leasehold)	Oct 2023	£199,950
Flat 54, 1 William Street, Slough	New build flat (leasehold)	Jun 2023	£232,750
Flat 44, 1 William Street, Slough	New build flat (leasehold)	Jun 2023	£224,000
Flat 18, 1 William Street, Slough	New build flat (leasehold)	Mar 2023	£211,750
Flat 46, 1 William Street, Slough	New build flat (leasehold)	Mar 2023	£222,250
Flat 57, 1 William Street, Slough	New build flat (leasehold)	Mar 2023	£225,750
Flat 25, 1 William Street, Slough	New build flat (leasehold)	Mar 2023	£203,000
Flat 15, 1 William Street, Slough	New build flat (leasehold)	Mar 2023	£199,950

View all properties sold in the SL1 1 sector

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