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SO23 9HZ

St Michael · Winchester · England

Updated September 2026

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Location overview

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Ward
St Michael
Local authority
Winchester
Constituency
Winchester
Postcode district
SO23
Postcode sector
SO23 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
SO23 9HX 36 m
SO23 9JB 39 m
SO23 9JR 44 m
SO23 9EQ 45 m
SO23 9SG 47 m
Complete postcode fields and official codes
Postcode
SO23 9HZ
Status
Terminated
Introduced
1 January 1980
Terminated
1 August 2025
Postcode area
SO
Postcode district
SO23
Postcode sector
SO23 9
Latitude
51.059771
Longitude
-1.318898
British National Grid easting
447,828
British National Grid northing
129,158

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Winchester · E07000094
Electoral ward
St Michael · E05011004
Parish or community
E43000074
Westminster constituency
Winchester · E14001587
Output area
E00118207
Lower layer super output area
Winchester 007C · E01023263
Middle layer super output area
Winchester 007 · E02004835

Postcode source versions

Explore SO23

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
30
Primary
15
Secondary
2

  1. Swanwick Lodge

    Secure units

    383 m

  2. The Pilgrims School

    Other independent school

    412 m

  3. Winchester College

    Other independent school

    466 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3,153
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,299
  • Shoplifting 447
  • Public order 268
  • Drugs 251
  • Anti social behaviour 229

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SO23 9 residents
4,913

Age bands in SO23 9

Wider postcode sector
Age 0 to 14
16.5%

766 residents

Age 15 to 24
18.7%

871 residents

Age 25 to 44
20.3%

944 residents

Age 45 to 64
23.1%

1,075 residents

Age 65 and over
21.4%

997 residents

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

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+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

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

GP practices

4

within 5 km straight-line

  • ST CLEMENTS PARTNERSHIP

    28 UPPER BROOK STREET, WINCHESTER, SO23 8DG

    ODS code J82035

    689 m

  • ST PAUL'S SURGERY

    ALISON WAY, WINCHESTER, SO22 5DD

    ODS code J82050

    711 m

  • FRIARSGATE PRACTICE

    STOCKBRIDGE ROAD, WEEKE, WINCHESTER, SO22 6EL

    ODS code J82130

    2.0 km

  • TWYFORD SURGERY

    HAZELEY ROAD, TWYFORD, WINCHESTER, SO21 1QY

    ODS code J82116

    4.5 km

Nearby transport

  • St. Thomas Church

    BCT · Winchester

    0.1 miles

  • St. Thomas Church

    BCT · Winchester

    0.1 miles

  • Romans Road

    BCT · Winchester

    0.2 miles

  • Romans Road

    BCT · Winchester

    0.2 miles

  • Jewry Street

    BCT · Winchester

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for Winchester 007C, 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

10 of 10

Overall England rank

31,389 of 33,755

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

Schools

30 open schools are in scope, including 15 primary and 2 secondary schools. Swanwick Lodge is the nearest published school at 383 m.

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

Recorded crime

3,153 published events cover 12 months, averaging 262.75 events per published month. The largest recorded category is Violence and sexual offences with 1,299 events.

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