SL4 1GF

POSTCODE

SL4 1GF is a postcode in Eton & Castle.

Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-08-01
Coordinates
51.4795, -0.6116
OS grid SU965765 (496,513, 176,534)
IMD England
7/10
#22393
Crime · Aug '26
Around average · 12.0 per 1k
MoM +818% vs Jul '26
Plus Code
9C3XF9HQ+R9
Least deprived 30–40%
IMD England
Around average · 12.0 per 1k
Crime · Aug '26
South East
Region
Least deprived 30–40%
IMD England
Around average · 12.0 per 1k
Crime · Aug '26
South East
Region

Deprivation Index (IMD)

IMD England — Index of Multiple Deprivation
Measures deprivation across income, employment, health, education, crime, housing, barriers to housing and services, and living environment.
22393
Rank out of 33,755 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 22393 out of 33,755 lower layer super output areas in England. N/A for Wales, Scotland and Northern Ireland as this postcode is in England.

Property sales (Land Registry)

England & Wales
See sold prices in SL4

Police Recorded Crime near SL4 1GF

England & Wales
Crime trends · near SL4 1GF

Counts are for Eton & Castle electoral ward, not a 1-mile police.uk street search around this postcode.

data.police.uk · YoY vs same month last year · per 1,000 residents (Census 2021)Sep '24 – Aug '26
Key categories · YoY
Violent Crime
51
YoY —
51272
Sep '24Mar '25Sep '25Mar '26Aug '26
ASB
22
YoY —
22110
Sep '24Mar '25Sep '25Mar '26Aug '26
Vehicle Crime
7
YoY —
950
Sep '24Mar '25Sep '25Mar '26Aug '26
Burglary
6
YoY —
630
Sep '24Mar '25Sep '25Mar '26Aug '26
Criminal damage
12
YoY —
1260
Sep '24Mar '25Sep '25Mar '26Aug '26
Notable spike detected in secondary categories
Shoplifting
22
YoY —
22110
Sep '24Mar '25Sep '25Mar '26Aug '26

0 of 5 key categories improving

156
incidents · Aug '26

Demographics (LSOA 2021 context)

Ethnicity

Total residents: 2,117
White Brit.64.9%
Other White16.4%
Indian2.7%
Other Asian2.4%
Other ethnic group: Any other ethnic group1.9%
+ 5 other groups · 11.7%

Religion

Total residents: 2,117
Christian48.7%
No religion35.1%
Not answered7.0%
Muslim4.5%
Sikh1.6%
+ 1 other religions · 3.2%

Age groups

Total residents: 2,117
35–4922.3%
50–6420.7%
25–3418.3%
65–748.8%
75–845.3%
+ 6 other age groups · 24.6%

Households

Total households: 1,138
One person: other27.9%
One person: aged 66+19.6%
Cohabiting couple family: No children11.1%
Married or civil partnership couple: Dependent children10.5%
Married or civil partnership couple: No children9.7%
+ 9 other households · 21.2%

Coordinates & Location for SL4 1GF

England
Country
Windsor and Maidenhead
Local Authority
Eton & Castle
Ward
Slough and Heathrow
Travel to Work
TTWA
Postcode
SL4 1GF
Coordinates
51.4795, -0.6116
Grid reference
SU965765
Easting
496,513
Northing
176,534
Region
South East
Plus Code
9C3XF9HQ+R9
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Windsor
Travel to Work
Slough and Heathrow
ITL Region
Windsor and Maidenhead
National Park
Non-National Park

Administrative Information

Windsor and Maidenhead
Local Authority
Council Area
Windsor E14001588
Constituency
E14001588
Thames Valley
Police Force
England
Ward
Eton & Castle
Constituency code
E14001588
EU Electoral Region
South East
Parish
Windsor and Maidenhead, unparished area
International Territorial Level
Windsor and Maidenhead

Health & NHS

South Central
Health Authority
Serving (pseudo) England (UA/MD/LB)
NHS England
Thames Valley
Cancer Alliance
National
Health Authority
South Central
NHS Region
South East
Integrated Care Board
NHS Thames Valley Integrated Care Board
Primary Care Org
Berkshire East
Sub ICB Location
NHS Thames Valley ICB - U2G6B
Cancer Alliance
Thames Valley

Statistical Areas

LSOA 2021
Super Output Area
Windsor and Maidenhead 012A E01016545
E01016545
MSOA 2021
Mid Super Output
Windsor and Maidenhead 012 E02003432
E02003432
LSOA 2011
Super Output Area
Windsor and Maidenhead 012A E01016545
E01016545
MSOA 2011
Mid Super Output
Windsor and Maidenhead 012 E02003432
E02003432
Urban: Nearer to a major town or city
Rural/Urban Classification 2021
2001 Classification
(England/Wales) Urban ≥ 10k – less sparse: OA falls within urban settlements with a population of 10,000 or more and the wider surrounding area is less sparsely populated 5
2011 Classification
(England/Wales) Urban city and town C1
2021 Classification
Urban: Nearer to a major town or city UN1

Sun & Time Information

7:20 AM6:16 PM
7:20 AM
Sunrise
6:16 PM
Sunset
10 hours 56 minutes of daylight today
Sunrise (today)
7:20 AM
Sunset (today)
6:16 PM
Daylight duration
10 hours 56 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

December 2001
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~25 years
Active Duration
2001 -> Present
December 2001 — Introduced
Postcode SL4 1GF introduced by Royal Mail.
2011 — Reclassified
2011 Rural/Urban Classification: (England/Wales) Urban city and town C1.
2021 — Census Update
2021 Census classification: Urban: Nearer to a major town or city UN1. LSOA E01016545 and MSOA E02003432 assigned.
2025 — Indices of Deprivation
IMD England rank: 22393
Present — Active
Postcode SL4 1GF is currently active and in use.
First introduced
December 2001
Usage ended
Not terminated
Active duration
~25 years
Last updated
2026-08-01
Current status
Live

School applications

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Last published allocation

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