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SA1 1NH

POSTCODE

SA1 1NH is a postcode in Castle.

Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-08-01
Coordinates
51.6275, -3.9417
OS grid SS656938 (265,697, 193,862)
IMD Wales
1/10
#80
Crime · Aug '26
Among the highest · 39.1 per 1k
MoM +4% vs Jul '26
Plus Code
9C3RJ3H5+28
Most deprived 10%
IMD Wales
Among the highest · 39.1 per 1k
Crime · Aug '26
Wales
Region

Deprivation Index (IMD)

IMD Wales — Index of Multiple Deprivation
Measures deprivation across income, employment, health, education, access to services, housing, and community safety.
80
Rank out of 1,917 LSOAs in Wales
1 - Most deprived10 - Least deprived
Rank 80 out of 1,917 lower layer super output areas in Wales. N/A for England, Scotland and Northern Ireland as this postcode is in Wales.

Property sales (Land Registry)

England & Wales
See sold prices in SA1

Police Recorded Crime near SA1 1NH

England & Wales
Crime trends · near SA1 1NH

Counts are for 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
163
YoY +11%
189950
Sep '24Mar '25Sep '25Mar '26Aug '26
ASB
85
YoY +20%
94470
Sep '24Mar '25Sep '25Mar '26Aug '26
Vehicle Crime
15
YoY —
19100
Sep '24Mar '25Sep '25Mar '26Aug '26
Burglary
7
YoY -36%
1580
Sep '24Mar '25Sep '25Mar '26Aug '26
Criminal damage
26
YoY -32%
38190
Sep '24Mar '25Sep '25Mar '26Aug '26
Other recorded crime
33
YoY stable
42210
Sep '24Mar '25Sep '25Mar '26Aug '26
Notable spike detected in secondary categories
Shoplifting
73
YoY +55%
85430
Sep '24Mar '25Sep '25Mar '26Aug '26
Public Order
62
YoY +32%
73370
Sep '24Mar '25Sep '25Mar '26Aug '26
Other Theft
30
YoY +58%
37190
Sep '24Mar '25Sep '25Mar '26Aug '26
Drugs
22
YoY -19%
38190
Sep '24Mar '25Sep '25Mar '26Aug '26

2 of 6 key categories improving · other theft up sharply · asb rising

516
incidents · Aug '26

Demographics (LSOA 2021 context)

Ethnicity

Total residents: 1,930
White Brit.65.6%
Other White11.3%
African4.7%
Other ethnic group: Any other ethnic group3.8%
Chinese3.3%
+ 5 other groups · 11.2%

Religion

Total residents: 1,930
No religion48.3%
Christian33.3%
Not answered8.0%
Muslim7.2%
+ other · 3.2%

Age groups

Total residents: 1,928
50–6419.8%
25–3419.7%
35–4919.0%
20–2417.9%
65–749.1%
+ 6 other age groups · 14.5%

Households

Total households: 1,252
One person: other59.5%
One person: aged 66+15.3%
Cohabiting couple family: No children7.8%
Married or civil partnership couple: No children5.2%
Other household types, including all full-time students and all aged 66 years and over2.8%
+ 9 other households · 9.5%

Getting around

Straight-line distance from this postcode. Walking time is approximate.

Stations

  • Swansea Rail Station

    Rail · Main Entrance

    262 m straight lineabout 3 min

  • Llansamlet Rail Station

    Rail · Rear Entrance

    5.4 km straight lineabout 68 min

  • Gowerton Rail Station

    Rail · Entrance

    6.9 km straight lineabout 86 min

Bus stops

  • Dyfatty

    Bus · at · north-west

    79 m straight lineabout 1 min

  • Dyfatty

    Bus · at · south-east

    162 m straight lineabout 2 min

  • Swansea Railway Station

    Bus · opp · north

    174 m straight lineabout 2 min

  • Swansea Railway Station

    Bus · o/s · south

    202 m straight lineabout 3 min

  • Swansea Railway Station

    Bus · after · north

    215 m straight lineabout 3 min

Coordinates & Location for SA1 1NH

Wales
Country
Swansea
Local Authority
Castle
Ward
Swansea
Travel to Work
TTWA
Postcode
SA1 1NH
Coordinates
51.6275, -3.9417
Grid reference
SS656938
Easting
265,697
Northing
193,862
Region
Wales
Plus Code
9C3RJ3H5+28
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Swansea
Travel to Work
Swansea
ITL Region
Swansea
National Park
Non-National Park

Administrative Information

Swansea
Local Authority
Council Area
Swansea West W07000108
Constituency
W07000108
South Wales
Police Force
Wales
Ward
Castle
Constituency code
W07000108
EU Electoral Region
Wales
Parish
Castle
International Territorial Level
Swansea

Health & NHS

Swansea Bay University Health Board
Health Authority
Serving (pseudo) Wales
NHS Wales
Wales
Cancer Alliance
National
Health Authority
Swansea Bay University Health Board
NHS Region
Wales
Integrated Care Board
Wales
Primary Care Org
Swansea Bay University Health Board
Sub ICB Location
Swansea Bay University
Cancer Alliance
Wales

Statistical Areas

LSOA 2021
Super Output Area
Swansea 025F W01001955
W01001955
MSOA 2021
Mid Super Output
Swansea 025 W02000192
W02000192
LSOA 2011
Super Output Area
Swansea 025F W01001955
W01001955
MSOA 2011
Mid Super Output
Swansea 025 W02000192
W02000192
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

7:46 AM6:14 PM
7:46 AM
Sunrise
6:14 PM
Sunset
10 hours 28 minutes of daylight today
Sunrise (today)
7:46 AM
Sunset (today)
6:14 PM
Daylight duration
10 hours 28 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

September 1991
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~35 years
Active Duration
1991 -> Present
September 1991 — Introduced
Postcode SA1 1NH introduced by Royal Mail.
2001 — Census Classification
2001 Rural/Urban 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 — 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 W01001955 and MSOA W02000192 assigned.
2025 — Indices of Deprivation
IMD Wales rank: 80
Present — Active
Postcode SA1 1NH is currently active and in use.
First introduced
September 1991
Usage ended
Not terminated
Active duration
~35 years
Last updated
2026-08-01
Current status
Live

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