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SO18 5AF

Thornhill · Southampton · England

Updated September 2026

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Location overview

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Ward
Thornhill
Local authority
Southampton
Constituency
Southampton Itchen
Postcode district
SO18
Postcode sector
SO18 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
SO19 5JN 54 m
SO19 5JL 99 m
SO19 5JJ 102 m
SO18 5SH 105 m
SO18 5QY 112 m
Complete postcode fields and official codes
Postcode
SO18 5AF
Status
Current
Introduced
1 February 2021
Terminated
Not published
Postcode area
SO
Postcode district
SO18
Postcode sector
SO18 5
Latitude
50.914312
Longitude
-1.340285
British National Grid easting
446,474
British National Grid northing
112,969

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Southampton · E06000045
Electoral ward
Thornhill · E05015505
Parish or community
E43000036
Westminster constituency
Southampton Itchen · E14001499
Output area
E00086692
Lower layer super output area
Southampton 025C · E01017164
Middle layer super output area
Southampton 025 · E02003573

Postcode source versions

Explore SO18

Use the wider postcode district to compare the same evidence across more locations.

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
71
Primary
48
Secondary
10

  1. Woodlands Community College

    Foundation school

    533 m

  2. Thornhill Primary School

    Academy converter

    536 m

  3. Springwell School

    Community special school

    638 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3,713
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,693
  • Shoplifting 350
  • Public order 305
  • Criminal damage and arson 264
  • Anti social behaviour 258

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SO18 5 residents
8,049

Age bands in SO18 5

Wider postcode sector
Age 0 to 14
18.6%

1,617 residents

Age 15 to 24
9.9%

863 residents

Age 25 to 44
26.3%

2,290 residents

Age 45 to 64
24.5%

2,128 residents

Age 65 and over
20.7%

1,798 residents

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

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

NHS ODS

GP practices

15

within 5 km

  • WEST END ROAD SURGERY

    62 WEST END ROAD, SOUTHAMPTON, SO18 6TG

    ODS code J82040

    1.4 km

  • THE PEARTREE PRACTICE

    SULLIVAN ROAD, SHOLING, SOUTHAMPTON, SO19 0HS

    ODS code J82101

    1.6 km

  • OLD FIRE STATION SURGERY

    68A PORTSMOUTH ROAD, WESTON, SOUTHAMPTON, SO19 9AN

    ODS code J82128

    2.9 km

  • SPCL SURGERY

    49 PORTSMOUTH ROAD, WOOLSTON, SOUTHAMPTON, SO19 9RL

    ODS code Y07819

    2.9 km

  • ST. PETERS SURGERY

    49-55 PORTSMOUTH ROAD, WOOLSTON, SOUTHAMPTON, SO19 9RL

    ODS code J82208

    2.9 km

  • WOOLSTON AND CHARTWELL PARTNERSHIP

    THE WOOLSTON LODGE SURGERY, 66 PORTSMOUTH ROAD, WESTON, SOUTHAMPTON, SO19 9AL

    ODS code J82076

    3.0 km

  • LIVING WELL PARTNERSHIP

    WESTON LANE CTR HLTHY LVG, WESTON LANE, WESTON, SOUTHAMPTON, SO19 9GH

    ODS code J82622

    3.6 km

  • HOMELESS HEALTHCARE TEAM

    30 CRANBURY AVENUE, SOUTHAMPTON, SO14 0LT

    ODS code J82217

    3.8 km

  • STONEHAM LANE SURGERY

    CITY GATEWAY, PARKVILLE ROAD, SOUTHAMPTON, SO16 2JA

    ODS code J82087

    3.9 km

  • SOUTHAMPTON SEA CITY PARTNERSHIP

    ST MARY'S SURGERY, 1 JOHNSON STREET, SOUTHAMPTON, SO14 1LT

    ODS code J82081

    4.1 km

  • BURGESS ROAD SURGERY

    357A BURGESS ROAD, SOUTHAMPTON, SO16 3BD

    ODS code J82001

    4.2 km

  • ALMA ROAD SURGERY

    THE SURGERY, 68 ALMA ROAD, PORTSWOOD, SOUTHAMPTON, SO14 6UX

    ODS code J82122

    4.3 km

  • UNIVERSITY HEALTH SERVICE SOUTHAMPTON

    BUILDING 48, UNIVERSITY OF SOUTHAMPTON, SOUTHAMPTON, SO17 1BJ

    ODS code J82080

    4.5 km

  • HAMBLE VALLEY HEALTH

    SATCHELL LANE, HAMBLE, SOUTHAMPTON, SO31 4NQ

    ODS code J82051

    4.5 km

  • WALNUT TREE SURGERY

    14 CARLTON ROAD, SOUTHAMPTON, SO15 2HQ

    ODS code J82605

    4.7 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • The Bittern

    BCT · Thornhill Park

    0.1 miles

  • The Bittern

    BCT · Thornhill Park

    0.1 miles

  • Mon Crescent

    BCT · Thornhill Park

    0.2 miles

  • Thornhill Avenue

    BCT · Thornhill Park

    0.2 miles

  • Mon Crescent

    BCT · Thornhill Park

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Southampton 025C, 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

4 of 10

Overall England rank

12,439 of 33,755

Income
5 of 10
Employment
4 of 10
Education and skills
3 of 10
Health and disability
3 of 10
Crime
3 of 10
Housing and services
9 of 10
Living environment
5 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

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

71 open schools are in scope, including 48 primary and 10 secondary schools. Woodlands Community College is the nearest published school at 533 m.

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

Recorded crime

Published police records

3,713 published events cover 12 months, averaging 309.417 events per published month. The largest recorded category is Violence and sexual offences with 1,693 events.

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