Schools
30 open schools are in scope, including 15 primary and 2 secondary schools. The Pilgrims School is the nearest published school at 225 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
SO23 9JL
St Michael · Winchester · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Winchester
- Ward
- St Michael
- Local authority
- Winchester
- Constituency
- Winchester
- Postcode district
- SO23
- Postcode sector
- SO23 9
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SO23 9JL
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SO
- Postcode district
- SO23
- Postcode sector
- SO23 9
- Latitude
- 51.059566
- Longitude
- -1.316247
- British National Grid easting
- 448,014
- British National Grid northing
- 129,137
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
- E00118205
- Lower layer super output area
- Winchester 007D · E01023264
- Middle layer super output area
- Winchester 007 · E02004835
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore SO23
Property
4 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 2, St Swithuns Terrace, Winchester, SO23 9JL | 26 April 2017 | £500,000 |
| 3, St Swithuns Terrace, Winchester, SO23 9JL | 31 March 2016 | £500,000 |
| 3, St Swithuns Terrace, Winchester, SO23 9JL | 20 September 2013 | £450,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 30
- Primary
- 15
- Secondary
- 2
- 225 m
The Pilgrims School
Other independent school
- 286 m
Winchester College
Other independent school
- 462 m
Swanwick Lodge
Secure units
Recorded crime
Within 1 mile of this postcode
- Published events
- 3,177
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 1,323
- Shoplifting 445
- Public order 274
- Drugs 251
- Anti social behaviour 227
Census 2021
Population and age profile
- Postcode residents
- 3
- Postcode households
- 3
- Residents per household
- 1.0
- SO23 9 residents
- 4,913
3 female, 0 male
Age bands in SO23 9
Wider postcode sector- Age 0 to 14
- 16.5%
- Age 15 to 24
- 18.7%
- Age 25 to 44
- 20.3%
- Age 45 to 64
- 23.1%
- Age 65 and over
- 21.4%
766 residents
871 residents
944 residents
1,075 residents
997 residents
This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider SO23 9 sector, not people in this individual postcode.
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+
- 0%
- Ultrafast, 300 Mbit/s+
- 0%
- Gigabit-capable
- 0%
- 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
ST CLEMENTS PARTNERSHIP
28 UPPER BROOK STREET, WINCHESTER, SO23 8DG
ODS code J82035
605 m
ST PAUL'S SURGERY
ALISON WAY, WINCHESTER, SO22 5DD
ODS code J82050
798 m
FRIARSGATE PRACTICE
STOCKBRIDGE ROAD, WEEKE, WINCHESTER, SO22 6EL
ODS code J82130
2.2 km
TWYFORD SURGERY
HAZELEY ROAD, TWYFORD, WINCHESTER, SO21 1QY
ODS code J82116
4.5 km
Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.
Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Nearby transport
- 0.1 miles
St. Thomas Church
BCT · Winchester
- 0.2 miles
St. Thomas Church
BCT · Winchester
- 0.2 miles
Romans Road
BCT · Winchester
- 0.2 miles
Romans Road
BCT · Winchester
- 0.2 miles
Jewry Street
BCT · Winchester
Relative deprivation
English Indices of Deprivation 2025 for Winchester 007D, 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
8 of 10
Overall England rank
24,676 of 33,755
- Income
- 9 of 10
- Employment
- 7 of 10
- Education and skills
- 10 of 10
- Health and disability
- 6 of 10
- Crime
- 4 of 10
- Housing and services
- 10 of 10
- Living environment
- 3 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
- 1
- 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
Recorded crime
3,177 published events cover 12 months, averaging 264.75 events per published month. The largest recorded category is Violence and sexual offences with 1,323 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.