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SO21 1PP

Alresford and Itchen Valley · Winchester · England

Updated September 2026

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Location overview

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Ward
Alresford and Itchen Valley
Local authority
Winchester
Constituency
Winchester
Postcode district
SO21
Postcode sector
SO21 1

Nearby postcodes

Nearby postcode distances
Postcode Distance
SO21 1AG 950 m
SO21 3FW 1.2 km
SO21 1AR 1.4 km
SO21 1BX 1.6 km
SO21 3BT 1.7 km
Complete postcode fields and official codes
Postcode
SO21 1PP
Status
Current
Introduced
1 June 2000
Terminated
Not published
Postcode area
SO
Postcode district
SO21
Postcode sector
SO21 1
Latitude
51.115258
Longitude
-1.254577
British National Grid easting
452,273
British National Grid northing
135,372

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Winchester · E07000094
Electoral ward
Alresford and Itchen Valley · E05010995
Parish or community
E04004671
Westminster constituency
Winchester · E14001587
Output area
E00118066
Lower layer super output area
Winchester 002A · E01023236
Middle layer super output area
Winchester 002 · E02004830

Postcode source versions

Explore SO21

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
4
Primary
3
Secondary
0

  1. Itchen Abbas Primary School

    Community school

    2.7 km

  2. Prince's Mead School

    Other independent school

    3.2 km

  3. Micheldever CofE Primary School

    Voluntary controlled school

    3.9 km

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SO21 1 residents
8,143

Age bands in SO21 1

Wider postcode sector
Age 0 to 14
19.2%

1,521 residents

Age 15 to 24
8.5%

673 residents

Age 25 to 44
20.7%

1,644 residents

Age 45 to 64
28.6%

2,270 residents

Age 65 and over
23%

1,820 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+
0%
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
37.5%
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.

Nearby transport

  • Couch Green

    BCT · Couch Green

    1.5 miles

  • Couch Green

    BCT · Couch Green

    1.5 miles

  • Chilland Lane

    BCT · Couch Green

    1.5 miles

  • Chilland Lane

    BCT · Couch Green

    1.5 miles

  • War Memorial

    BCT · Martyr Worthy

    1.6 miles

Relative deprivation

English Indices of Deprivation 2025 for Winchester 002A, 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

7 of 10

Overall England rank

23,333 of 33,755

Income
10 of 10
Employment
10 of 10
Education and skills
10 of 10
Health and disability
10 of 10
Crime
6 of 10
Housing and services
1 of 10
Living environment
2 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

4 open schools are in scope, including 3 primary and 0 secondary schools. Itchen Abbas Primary School is the nearest published school at 1.7 miles.

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