SL4 4AY

Clewer & Dedworth East · Windsor and Maidenhead · England

Updated September 2026

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Location overview

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Local authority
Windsor and Maidenhead
Constituency
Windsor
Postcode district
SL4
Postcode sector
SL4 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
SL4 4AX 528 m
SL4 4RA 531 m
SL4 4AU 618 m
SL4 4BQ 661 m
SL4 4UT 672 m
Complete postcode fields and official codes
Postcode
SL4 4AY
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SL
Postcode district
SL4
Postcode sector
SL4 4
Latitude
51.462807
Longitude
-0.647736
British National Grid easting
494,037
British National Grid northing
174,626

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Windsor and Maidenhead · E06000040
Parish or community
E43000259
Westminster constituency
Windsor · E14001588
Output area
E00083788
Lower layer super output area
Windsor and Maidenhead 015B · E01016595
Middle layer super output area
Windsor and Maidenhead 015 · E02003435

Postcode source versions

Explore SL4

Use the wider postcode district to compare the same evidence across more locations.

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
30
Primary
16
Secondary
6
  1. Hilltop First School

    Community school

    1.3 km
  2. Clewer Green CofE First School

    Academy converter

    1.5 km
  3. Alexander First School

    Community school

    1.5 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
354
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 150
  • Anti social behaviour 43
  • Public order 34
  • Vehicle crime 29
  • Other theft 28

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SL4 4 residents
10,568

Age bands in SL4 4

Wider postcode sector
Age 0 to 14
18.8%

2,099 residents

Age 15 to 24
9.7%

1,081 residents

Age 25 to 44
25.6%

2,858 residents

Age 45 to 64
26.6%

2,970 residents

Age 65 and over
19.3%

2,160 residents

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
0%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

4

within 5 km

  • LEE HOUSE SURGERY

    84 OSBORNE ROAD, WINDSOR, SL4 3EW

    ODS code K81046

    2.7 km

  • CLARENCE MEDICAL CENTRE

    VANSITTART ROAD, WINDSOR, SL4 5AS

    ODS code K81074

    2.8 km

  • SHEET STREET SURGERY

    21 SHEET STREET, WINDSOR, SL4 1BZ

    ODS code K81068

    3.5 km

  • SOUTH MEADOW SURGERY

    3 CHURCH CLOSE, ETON, WINDSOR, SL4 6AP

    ODS code K81630

    3.9 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Legoland Park & Ride

    BCT · Legoland

    0.1 miles
  • Legoland Roundabout

    BCT · Legoland

    0.1 miles
  • Legoland Roundabout

    BCT · Legoland

    0.2 miles
  • Legoland Windsor

    BCT · Legoland

    0.3 miles
  • High Standing Hill

    BCT · Windsor Great Park

    0.5 miles

Relative deprivation

English Indices of Deprivation 2025 for Windsor and Maidenhead 015B, 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

27,275 of 33,755

Income
7 of 10
Employment
8 of 10
Education and skills
8 of 10
Health and disability
10 of 10
Crime
7 of 10
Housing and services
6 of 10
Living environment
5 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

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

30 open schools are in scope, including 16 primary and 6 secondary schools. Hilltop First School is the nearest published school at 0.8 miles.

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

Recorded crime

Published police records

354 published events cover 12 months, averaging 29.5 events per published month. The largest recorded category is Violence and sexual offences with 150 events.

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