DN21 2BY

Gainsborough South-West · West Lindsey · England

Updated September 2026

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Location overview

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Post town
Gainsborough
Local authority
West Lindsey
Constituency
Gainsborough
Postcode district
DN21
Postcode sector
DN21 2

Nearby postcodes

Nearby postcode distances
Postcode Distance
DN21 2EU 11 m
DN21 2BZ 15 m
DN21 2DB 37 m
DN21 2DP 56 m
DN21 2DD 63 m
Complete postcode fields and official codes
Postcode
DN21 2BY
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
DN
Postcode district
DN21
Postcode sector
DN21 2
Latitude
53.399448
Longitude
-0.776424
British National Grid easting
481,453
British National Grid northing
389,875

Statistical and administrative geographies

Country
England · E92000001
Region
East Midlands · E12000004
Local authority district
West Lindsey · E07000142
Parish or community
E04006081
Westminster constituency
Gainsborough · E14001243
Output area
E00185394
Lower layer super output area
West Lindsey 004F · E01026384
Middle layer super output area
West Lindsey 004 · E02005495

Postcode source versions

Explore DN21

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

Property

At this postcode

View all property records
2 recorded sales at this postcode
Address Date Price
32, Market Place, Gainsborough, DN21 2BY 22 March 2018 £680,000
32, Market Place, Gainsborough, DN21 2BY 6 January 2014 £784,800

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
19
Primary
11
Secondary
2
  1. The Gainsborough Parish Church Primary School

    Academy converter

    346 m
  2. Castles Education

    Other independent school

    454 m
  3. Handel House Preparatory School

    Other independent school

    479 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3,388
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,295
  • Anti social behaviour 570
  • Shoplifting 430
  • Criminal damage and arson 373
  • Public order 165

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
DN21 2 residents
7,049

Age bands in DN21 2

Wider postcode sector
Age 0 to 14
18.8%

1,355 residents

Age 15 to 24
11.1%

797 residents

Age 25 to 44
25.7%

1,846 residents

Age 45 to 64
26.6%

1,914 residents

Age 65 and over
17.8%

1,283 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+
90%
Gigabit-capable
90%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
100%
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

2

within 5 km

  • CASKGATE STREET SURGERY

    ELSWITHA HALL, 3 CASKGATE STREET, GAINSBOROUGH, DN21 2DJ

    ODS code C83044

    88 m

  • CLEVELAND SURGERY

    VANESSA DRIVE, GAINSBOROUGH, DN21 2UQ

    ODS code C83018

    1.4 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

  • Gladstone Street

    BCT · Gainsborough

    0.1 miles
  • Silver Street

    BCT · Gainsborough

    0.1 miles
  • Silver Street

    BCT · Gainsborough

    0.1 miles
  • Bus Station

    BCT · Gainsborough

    0.1 miles
  • Bus Station

    BCS · Gainsborough

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for West Lindsey 004F, 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

1 of 10

Overall England rank

2,001 of 33,755

Income
2 of 10
Employment
1 of 10
Education and skills
2 of 10
Health and disability
2 of 10
Crime
1 of 10
Housing and services
5 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
1
Medium risk addresses
0
Low risk addresses
2
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

19 open schools are in scope, including 11 primary and 2 secondary schools. The Gainsborough Parish Church Primary School is the nearest published school at 346 m.

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

Recorded crime

Published police records

3,388 published events cover 12 months, averaging 282.333 events per published month. The largest recorded category is Violence and sexual offences with 1,295 events.

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