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SO21 1AL

SO21 1AL is a postcode in Colden Common and Twyford.

EnglandSouth EastWinchesterColden Common and TwyfordSO21 1AL
POSTCODE
Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-02-01
Coordinates
50.9953, -1.3172
OS grid SU480219 (448,010, 121,994)
IMD England
9/10
#27102
Crime · May '26
19
MoM +19% vs Apr '26
Plus Code
9C2WXMWM+44
Among the least deprived
IMD England
19
Crime · May '26
—
Avg property price
—
Annual change
South East
Region
Live
Status
Among the least deprived
IMD England
19
Crime · May '26
—
Avg property price
—
Annual change
South East
Region
Live
Status

Coordinates & Location for SO21 1AL

England
Country
Winchester
Local Authority
Hampshire
Colden Common and Twyford
Ward
Southampton
Travel to Work
TTWA
Postcode
SO21 1AL
Coordinates
50.9953, -1.3172
Grid reference
SU480219
Easting
448,010
Northing
121,994
Region
South East
Plus Code
9C2WXMWM+44
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Colden Common
Travel to Work
Southampton
ITL Region
Winchester
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.
27102
Rank out of 32,844 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 27102 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.

Property sales (Land Registry)

Property sales · SO21 1AL
HM Land Registry · Winchester
Average price
—
YoY: not enough sales in one or both windows
Median price: —
View district SO21
Property type filter
Recent sale price trend
Not enough monthly sales for chart with current filter.

Transactions are hidden by default.

Contains HM Land Registry data © Crown copyright and database right. This data is licensed under the Open Government Licence v3.0.

Police Recorded Crime near SO21 1AL

Crime trends · near SO21 1AL
data.police.uk · YoY vs same month last yearJun '24 – May '26
Key categories · YoY
Violent Crime
1283
Jun '24Dec '24Jun '25Dec '25May '26
8
YoY stable
ASB
630
Jun '24Dec '24Jun '25Dec '25May '26
2
YoY stable
Vehicle Crime
320
Jun '24Dec '24Jun '25Dec '25May '26
0
YoY -100%
Burglary
530
Jun '24Dec '24Jun '25Dec '25May '26
1
YoY -50%
Criminal damage
630
Jun '24Dec '24Jun '25Dec '25May '26
1
YoY +100%

2 of 5 key categories improving · criminal damage rising

19
incidents · May '26

Demographics(LSOA 2021 context)

Ethnicity

Total residents: 2,024
White Brit.91.7%
Other White4.2%
Indian1.1%
+ other · 3.0%

Religion

Total residents: 2,017
Christian48.0%
No religion46.1%
Not answered3.6%
+ other · 2.3%

Age groups

Total residents: 2,018
50–6421.2%
35–4920.5%
65–7410.7%
25–349.9%
10–158.1%
+ 6 other age groups · 29.7%

Households

Total households: 865
Married or civil partnership couple: Dependent children17.7%
Any member 66+16.6%
Other14.1%
Married or civil partnership couple: No children11.9%
All members 66+10.4%
+ 7 other households · 29.2%

Administrative Information

Winchester
Local Authority
Council Area
Winchester E14001587
Constituency
E14001587
Hampshire
Police Force
Scotland-wide
Ward
Colden Common and Twyford
Constituency code
E14001587
EU Electoral Region
South East
Parish
Colden Common
International Territorial Level
Winchester

Health & NHS

South Central
Health Authority
Serving Hampshire
NHS Scotland
Wessex
Cancer Alliance
National
Health Authority
South Central
NHS Region
South East
Integrated Care Board
NHS Hampshire and Isle of Wight Integrated Care Board
Primary Care Org
Hampshire
Sub ICB Location
NHS Hampshire and Isle of Wight ICB - D9Y0V
Cancer Alliance
Wessex

Statistical Areas

LSOA 2021
Super Output Area
Winchester 010B E01023227
E01023227
MSOA 2021
Mid Super Output
Winchester 010 E02004838
E02004838
LSOA 2011
Super Output Area
Winchester 010B E01023227
E01023227
MSOA 2011
Mid Super Output
Winchester 010 E02004838
E02004838
Larger rural: Nearer to a major town or city
Rural/Urban Classification 2021
2001 Classification
(England/Wales) Town and Fringe – less sparse: OA falls within the Town and Fringe category and the wider surrounding area is less sparsely populated 6
2011 Classification
(England/Wales) Rural town and fringe D1
2021 Classification
Larger rural: Nearer to a major town or city RLN1

Sun & Time Information

4:02 AM8:18 PM
4:02 AM
Sunrise
8:18 PM
Sunset
10 hours 28 minutes of daylight today
Sunrise (today)
4:02 AM
Sunset (today)
8:18 PM
Daylight duration
10 hours 28 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

December 1995
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~31 years
Active Duration
1995 -> Present
December 1995 — Introduced
Postcode SO21 1AL introduced by Royal Mail.
2001 — Census Classification
2001 Rural/Urban Classification: (England/Wales) Town and Fringe – less sparse: OA falls within the Town and Fringe category and the wider surrounding area is less sparsely populated 6
2011 — Reclassified
2011 Rural/Urban Classification: (England/Wales) Rural town and fringe D1. IMD England rank: 27102
2021 — Census Update
2021 Census classification: Larger rural: Nearer to a major town or city RLN1. LSOA E01023227 and MSOA E02004838 assigned.
Present — Active
Postcode SO21 1AL is currently active and in use.
First introduced
December 1995
Usage ended
Not terminated
Active duration
~31 years
Last updated
2026-02-01
Current status
Live
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