DN21 3NB

Scotter and Blyton · 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 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
DN21 3NA 82 m
DN21 3LY 102 m
DN21 3NE 103 m
DN21 3ND 115 m
DN21 3NF 128 m
Complete postcode fields and official codes
Postcode
DN21 3NB
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
DN
Postcode district
DN21
Postcode sector
DN21 3
Latitude
53.441482
Longitude
-0.723201
British National Grid easting
484,908
British National Grid northing
394,613

Statistical and administrative geographies

Country
England · E92000001
Region
East Midlands · E12000004
Local authority district
West Lindsey · E07000142
Parish or community
E04005963
Westminster constituency
Gainsborough · E14001243
Output area
E00134167
Lower layer super output area
West Lindsey 002E · E01026407
Middle layer super output area
West Lindsey 002 · E02005493

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
25 recorded sales at this postcode
Address Date Price
4, Gainsborough Road, Blyton, Gainsborough, DN21 3NB 21 March 2025 £319,500
7, Gainsborough Road, Blyton, Gainsborough, DN21 3NB 1 February 2024 £190,000
4, Gainsborough Road, Blyton, Gainsborough, DN21 3NB 6 October 2023 £265,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
7
Primary
3
Secondary
2
  1. Blyton Cum Laughton Church of England School

    Voluntary aided school

    539 m
  2. Corringham CofE VC Primary School

    Voluntary controlled school

    3.8 km
  3. The Gainsborough Academy

    Academy sponsor led

    4.2 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
74
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 36
  • Anti social behaviour 14
  • Criminal damage and arson 12
  • Public order 4
  • Vehicle crime 3

Census 2021

Population and age profile

Postcode residents
25

11 female, 14 male

Postcode households
13
Residents per household
1.9
DN21 3 residents
7,431

Age bands in DN21 3

Wider postcode sector
Age 0 to 14
14%

1,045 residents

Age 15 to 24
9%

672 residents

Age 25 to 44
17.9%

1,331 residents

Age 45 to 64
31.5%

2,346 residents

Age 65 and over
27.5%

2,044 residents

This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider DN21 3 sector, not people in this individual postcode.

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+
93.3%
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
40%
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.

Nearby transport

  • Hill Top Lane

    BCT · Blyton

    0.0 miles
  • Hill Top Lane

    BCT · Blyton

    0.1 miles
  • Paddock Lane

    BCT · Blyton

    0.1 miles
  • Paddock Lane

    BCT · Blyton

    0.1 miles
  • White Hart PH

    BCT · Blyton

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for West Lindsey 002E, 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

11,242 of 33,755

Income
5 of 10
Employment
4 of 10
Education and skills
4 of 10
Health and disability
6 of 10
Crime
5 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

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

Property market

Recorded sales

The five-year median is £250,000 from 5 recorded sales in DN21 3NB. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for West Lindsey is £210,732 in June 2026, up 8.9% year on year.

Schools

Published establishments

7 open schools are in scope, including 3 primary and 2 secondary schools. Blyton Cum Laughton Church of England School is the nearest published school at 539 m.

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

Recorded crime

Published police records

74 published events cover 12 months, averaging 6.167 events per published month. The largest recorded category is Violence and sexual offences with 36 events.

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