The UK Postcode Database

SL4 4JL

a postcode in Windsor and Maidenhead

Introduced in January 1980
SL4 4JL 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 SL4 4JL

Dedworth Road - 34 properties, USRN 44400464

Stuart Way - 1 property, USRN 44401485

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

Coordinates

Latitude: 51.4783 / 51°28'41"N

Longitude: -0.6401 / 0°38'24"W

UTM Reference: 30U 663872 5705651

OS Easting: 494533

OS Northing: 176353

OS Grid: SU945763

Location Encoding

Mapcode Local: GBR F8K.6Z0

Mapcode Global: VHFTF.V3FL

Open Location Code: 9C3XF9H5+8W

Maidenhead Locator System: IO91ql34

Demographics

Urban/Rural Indicator: C1

  • urban city or town
  • a town or city, surrounded by populated countryside

ONS Population Classification: 6a2

  • Baseline UK
  • Challenged Communities
  • Semi Detached Strivers

Index of Multiple Deprivation (IMD): 9848 / 32844

  • 3rd decile
  • more deprived

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

Sun and Moon Times for SL4 4JL on Sunday 7 June 2026

Nautical twilight begins (First light) 02:50
Civil twilight begins (Dawn) 04:00
Sunrise 04:47
Transit (sun is at its highest) 13:01
Sunset 21:15
Civil twilight ends (Dusk) 22:02
Nautical twilight ends (Nightfall) 23:12
Hours of daylight today04:17 to 21:45
Hours of darkness tonight
(lighting-up time)
21:45 to 04:16
Moon Phase Last Quarter
Moon Rises 00:10
Moon sets 10:48

For a full sun and moon calendar for SL4 4JL, go to The Time and Place

Residential Property Sales in SL4 4JL

DateAddressProperty TypeTenurePrice
31 July 2023 156 Dedworth Road, Windsor SL4 4JL Terraced (including end-of-terrace) Freehold £410,000
14 July 2020 158 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £360,000
6 March 2020 190 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £365,000
25 November 2016 174 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £345,000
12 August 2016 178 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £420,000
1 July 2013 196 Dedworth Road, Windsor SL4 4JL Terraced (including end-of-terrace) Freehold £225,000
29 June 2007 158 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £234,000
16 September 2005 196 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £203,000
25 April 2005 196 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £185,000
7 August 2003 160 Dedworth Road, Windsor SL4 4JL Terraced (including end-of-terrace) Freehold £185,000
17 July 2002 190 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £143,000
30 November 1999 200 Dedworth Road, Windsor SL4 4JL Semi-detached Freehold £94,500

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 SL4 4JL

United Kingdom Parliament
Constituency

Windsor

MP

Jack Rankin Conservative

Windsor and Maidenhead Council
Unitary Authority ward (UTW)

Clewer & Dedworth East

Councillors

Alison Carpenter the Borough first

Helen Price Independent

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

Government Statistical Services (GSS) data for SL4 4JL

CodeNameData TypeData ThemeActive SinceData Owner
E00083580 Output Areas Statistical Building Block 1 January 2009 ONS
E01016555 Windsor and Maidenhead 014D Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
E02003434 Windsor and Maidenhead 014 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
E05012499 Clewer & Dedworth East Electoral Wards/Divisions Administrative/Electoral 2 May 2019 DLUHC
E06000040 Windsor and Maidenhead Unitary Authorities Administrative 1 January 2009 DLUHC
E12000008 South East Regions Administrative 1 January 2009 DLUHC
E14001588 Windsor Westminster Parliamentary Constituencies Electoral 4 July 2024 LGBC
E23000029 Thames Valley Police Force Areas Other 1 January 2009 Home Office
E30000266 Slough and Heathrow Travel to Work Areas Other 31 July 2015 ONS
E33040351 Workplace Zones Census 31 December 2011 ONS
E37000035 Thames Valley Berkshire Local Enterprise Partnerships Other 28 October 2010 BEIS
E38000252 NHS Frimley ICB - D4U1Y Sub Integrated Care Board Locations Health 1 July 2022 ODS
E40000005 South East NHS England Regions Health 1 April 2018 ODS
E43000259 Windsor and Maidenhead, unparished area Non-Civil Parished Areas Census 1 April 2019 ONS
E54000034 NHS Frimley Integrated Care Board Integrated Care Boards Health 1 July 2022 ODS
E56000012 Surrey and Sussex Cancer Alliances Health 1 September 2016 NHS England
E63012122 Windsor 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

All public sector data is licensed under the Open Government Licence v2.0.

The UK Postcode Database is a Good Stuff website.

Page generated in 2.66 seconds. 216.73.216.146. Sun, 07 Jun 2026 18:44:50 +0100. Monologic Platypus.