SO21 3NN

Harewood · Test Valley · England

Updated September 2026

Compare this postcode

Location overview

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Local authority
Test Valley
Postcode district
SO21
Postcode sector
SO21 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SO21 3NF 267 m
SO21 3NP 689 m
SO21 3BF 745 m
SO21 3QS 838 m
SO21 3RU 1.2 km
Complete postcode fields and official codes
Postcode
SO21 3NN
Status
Terminated
Introduced
1 January 1980
Terminated
1 December 1991
Postcode area
SO
Postcode district
SO21
Postcode sector
SO21 3
Latitude
51.181856
Longitude
-1.374727
British National Grid easting
443,800
British National Grid northing
142,700

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Test Valley · E07000093
Electoral ward
Harewood · E05012097
Parish or community
E04012842
Output area
E00117774
Lower layer super output area
Test Valley 008C · E01023178
Middle layer super output area
Test Valley 008 · E02004821

Postcode source versions

Explore SO21

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
3
Primary
3
Secondary
0
  1. Barton Stacey Church of England Primary School

    Voluntary controlled school

    1.2 km
  2. Longparish Church of England Primary School

    Voluntary aided school

    1.7 km
  3. Wherwell Primary School

    Community school

    3.8 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
19
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Other theft 7
  • Violence and sexual offences 6
  • Drugs 2
  • Public order 2
  • Vehicle crime 1

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SO21 3 residents
6,349

Age bands in SO21 3

Wider postcode sector
Age 0 to 14
17.2%

1,080 residents

Age 15 to 24
7.9%

499 residents

Age 25 to 44
20.5%

1,289 residents

Age 45 to 64
30.9%

1,946 residents

Age 65 and over
23.5%

1,482 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.

GP practices

1

within 5 km straight-line

  • GRATTON SURGERY

    SUTTON SCOTNEY, EAST STRATTON, WINCHESTER, SO21 3LE

    ODS code J82106

    4.1 km

Nearby transport

  • Barton Stacey Turn

    BCT · Barton Stacey

    0.1 miles
  • Cocum Road

    BCT · Barton Stacey

    0.6 miles
  • Roman Way

    BCT · Barton Stacey

    0.8 miles
  • West Road

    BCT · Barton Stacey

    0.9 miles
  • Kings Elms

    BCT · Barton Stacey

    1.0 miles

Relative deprivation

English Indices of Deprivation 2025 for Test Valley 008C, 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

6 of 10

Overall England rank

19,474 of 33,755

Income
9 of 10
Employment
9 of 10
Education and skills
9 of 10
Health and disability
10 of 10
Crime
8 of 10
Housing and services
1 of 10
Living environment
1 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.

Evidence in context

Schools

3 open schools are in scope, including 3 primary and 0 secondary schools. Barton Stacey Church of England Primary School is the nearest published school at 0.8 miles.

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

Recorded crime

19 published events cover 12 months, averaging 1.583 events per published month. The largest recorded category is Other theft with 7 events.

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