SN3 3GU Coordinates, Map & Deprivation Data | Sipuha
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SN3 3GU

SN3 3GU is a postcode in St Margaret and South Marston.

POSTCODE
Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-02-01
Coordinates
51.5673, -1.7513
OS grid SU173854 (417,331, 185,406)
IMD England
7/10
#22121
Crime · Mar '26
80
MoM +31% vs Feb '26
Plus Code
9C3WH68X+WF
Low deprivation
IMD England
80
Crime · Mar '26
South West
Region
Live
Status
Low deprivation
IMD England
80
Crime · Mar '26
South West
Region
Live
Status

Coordinates & Location for SN3 3GU

England
Country
Swindon
Local Authority
St Margaret and South Marston
Ward
Swindon
Travel to Work
TTWA
Postcode
SN3 3GU
Coordinates
51.5673, -1.7513
Grid reference
SU173854
Easting
417,331
Northing
185,406
Region
South West
Plus Code
9C3WH68X+WF
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Swindon (Swindon)
Travel to Work
Swindon
ITL Region
Swindon
National Park
Non-National Park

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.
22121
Rank out of 32,844 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 22121 out of 32,844 lower layer super output areas in England. N/A for Wales, Scotland and Northern Ireland as this postcode is in England.

Police Recorded Crime near SN3 3GU

Crime trends · near SN3 3GU
data.police.uk · YoY vs same month last yearApr '24 – Mar '26
Key categories · YoY
Violent Crime
34
YoY -13%
ASB
11
YoY +38%
Vehicle Crime
4
YoY stable
Burglary
1
YoY -50%
Criminal damage
8
YoY -27%
Apr '24Oct '24Apr '25Oct '25Mar '26

3 of 5 key categories improving · asb rising

80
incidents · Mar '26

Demographics(LSOA 2021 context)

Ethnicity

Total residents: 1,848
White Brit.81.1%
Other White6.0%
Indian3.4%
Pakistani1.8%
Other Asian1.7%
+ 2 other groups · 6.0%

Religion

Total residents: 1,859
Christian51.5%
No religion37.8%
Not answered5.8%
Muslim3.0%
Buddhist1.0%
+ other · 1.0%

Age groups

Total residents: 1,848
50–6420.7%
35–4918.9%
65–7412.9%
25–3412.4%
75–8410.0%
+ 6 other age groups · 25.1%

Households

Total households: 865
Other17.5%
All members 66+14.9%
Any member 66+14.3%
Married or civil partnership couple: Dependent children13.6%
Married or civil partnership couple: No children12.9%
+ 8 other households · 26.7%

Administrative Information

Swindon
Local Authority
Council Area
Swindon North E14001536
Constituency
E14001536
Wiltshire
Police Force
Scotland-wide
Ward
St Margaret and South Marston
Constituency code
E14001536
EU Electoral Region
South West
Parish
Stratton St Margaret
International Territorial Level
Swindon

Health & NHS

South West
Health Authority
Serving (pseudo) England (UA/MD/LB)
NHS Scotland
Thames Valley
Cancer Alliance
National
Health Authority
South West
NHS Region
South West
Integrated Care Board
NHS Bath and North East Somerset, Swindon and Wiltshire Integrated Care Board
Primary Care Org
Swindon
Sub ICB Location
NHS Bath and North East Somerset, Swindon and Wiltshire ICB - 92G
Cancer Alliance
Thames Valley

Statistical Areas

LSOA 2021
Super Output Area
Swindon 009B E01015550
E01015550
MSOA 2021
Mid Super Output
Swindon 009 E02003220
E02003220
LSOA 2011
Super Output Area
Swindon 009B E01015550
E01015550
MSOA 2011
Mid Super Output
Swindon 009 E02003220
E02003220
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

4:19 AM7:47 PM
4:19 AM
Sunrise
7:47 PM
Sunset
10 hours 28 minutes of daylight today
Sunrise (today)
4:19 AM
Sunset (today)
7:47 PM
Daylight duration
10 hours 28 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

November 2022
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~4 years
Active Duration
2022 -> Present
November 2022 — Introduced
Postcode SN3 3GU introduced by Royal Mail.
Present — Active
Postcode SN3 3GU is currently active and in use.
First introduced
November 2022
Usage ended
Not terminated
Active duration
~4 years
Last updated
2026-02-01
Current status
Live
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