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SL4 3DN

Clewer East · Windsor and Maidenhead · England

Updated September 2026

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Location overview

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Ward
Clewer East
Local authority
Windsor and Maidenhead
Constituency
Windsor
Postcode district
SL4
Postcode sector
SL4 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SL4 3SR 52 m
SL4 3DW 92 m
SL4 3FA 123 m
SL4 3EE 134 m
SL4 3DP 137 m
Complete postcode fields and official codes
Postcode
SL4 3DN
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SL
Postcode district
SL4
Postcode sector
SL4 3
Latitude
51.472826
Longitude
-0.616296
British National Grid easting
496,200
British National Grid northing
175,781

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Windsor and Maidenhead · E06000040
Electoral ward
Clewer East · E05012501
Parish or community
E43000259
Westminster constituency
Windsor · E14001588
Output area
E00083555
Lower layer super output area
Windsor and Maidenhead 012C · E01016550
Middle layer super output area
Windsor and Maidenhead 012 · E02003432

Postcode source versions

Explore SL4

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
52
Primary
20
Secondary
13

  1. Upton House School

    Other independent school

    360 m

  2. Trevelyan Middle School

    Academy converter

    386 m

  3. The King's House School, Windsor

    Other independent school

    413 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,199
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 655
  • Shoplifting 303
  • Anti social behaviour 207
  • Other theft 190
  • Public order 184

Census 2021

Population and age profile

Postcode residents
132

2 female, 130 male

Postcode households
Not supplied
Residents per household
Not available
SL4 3 residents
9,075

Age bands in SL4 3

Wider postcode sector
Age 0 to 14
17.2%

1,550 residents

Age 15 to 24
9.9%

891 residents

Age 25 to 44
27.9%

2,520 residents

Age 45 to 64
29.1%

2,627 residents

Age 65 and over
16%

1,449 residents

This postcode contained 1.5% of the sector's usual residents on Census Day. The age profile describes the wider SL4 3 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

GP practices

8

within 5 km

  • LEE HOUSE SURGERY

    84 OSBORNE ROAD, WINDSOR, SL4 3EW

    ODS code K81046

    351 m

  • CLARENCE MEDICAL CENTRE

    VANSITTART ROAD, WINDSOR, SL4 5AS

    ODS code K81074

    740 m

  • SHEET STREET SURGERY

    21 SHEET STREET, WINDSOR, SL4 1BZ

    ODS code K81068

    1.1 km

  • SOUTH MEADOW SURGERY

    3 CHURCH CLOSE, ETON, WINDSOR, SL4 6AP

    ODS code K81630

    1.8 km

  • DATCHET HEALTH CENTRE

    GREEN LANE, DATCHET, SLOUGH, SL3 9EX

    ODS code K81021

    3.0 km

  • CHAPEL MEDICAL CENTRE

    SLOUGH WALK IN CENTRE, UPTON HOSPITAL, ALBERT STREET, SLOUGH, SL1 2BJ

    ODS code Y00265

    3.9 km

  • HERSCHEL MEDICAL CENTRE

    45 OSBORNE STREET, SLOUGH, SL1 1TT

    ODS code K81043

    4.1 km

  • THE VILLAGE MEDICAL CENTRE

    45 MERCIAN WAY, CHIPPENHAM, SLOUGH, SL1 5ND

    ODS code K81082

    5.0 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • King Edward VII Hospital

    BCT · Windsor

    0.1 miles

  • King Edward VII Hospital

    BCT · Windsor

    0.1 miles

  • King Edward VII Hospital

    BCT · Windsor

    0.1 miles

  • Trevelyan School

    BCT · Windsor

    0.2 miles

  • Trevelyan School

    BCT · Windsor

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Windsor and Maidenhead 012C, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.

Overall IMD decile

9 of 10

Overall England rank

29,192 of 33,755

Income
8 of 10
Employment
9 of 10
Education and skills
7 of 10
Health and disability
8 of 10
Crime
9 of 10
Housing and services
9 of 10
Living environment
6 of 10

These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.

Flood risk

Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.

High risk addresses
0
Medium risk addresses
0
Low risk addresses
0
Groundwater flood alert area
Unlikely

Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.

Evidence in context

Schools

52 open schools are in scope, including 20 primary and 13 secondary schools. Upton House School is the nearest published school at 360 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

2,199 published events cover 12 months, averaging 183.25 events per published month. The largest recorded category is Violence and sexual offences with 655 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.