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BN21 3SB

Devonshire · Eastbourne · England

Updated September 2026

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Location overview

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Post town
Eastbourne
Ward
Devonshire
Local authority
Eastbourne
Constituency
Eastbourne
Postcode district
BN21
Postcode sector
BN21 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
BN21 3SH 32 m
BN21 3UA 70 m
BN21 3SD 79 m
BN22 8BT 81 m
BN22 8EN 83 m
Complete postcode fields and official codes
Postcode
BN21 3SB
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
BN
Postcode district
BN21
Postcode sector
BN21 3
Latitude
50.772296
Longitude
0.289928
British National Grid easting
561,559
British National Grid northing
99,468

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Eastbourne · E07000061
Electoral ward
Devonshire · E05011574
Parish or community
E43000055
Westminster constituency
Eastbourne · E14001219
Output area
E00106144
Lower layer super output area
Eastbourne 010D · E01020916
Middle layer super output area
Eastbourne 010 · E02004365

Postcode source versions

Explore BN21

Property

View all property records
14 recorded sales at this postcode
Address Date Price
69, Bourne Street, Eastbourne, BN21 3SB 17 September 2025 £255,000
73, Bourne Street, Eastbourne, BN21 3SB 16 April 2025 £260,000
75, Bourne Street, Eastbourne, BN21 3SB 5 September 2017 £211,500

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
34
Primary
19
Secondary
4

  1. Bourne Primary School

    Community school

    146 m

  2. Anderida Learning Centre

    Other independent special school

    369 m

  3. Roselands Infants' School

    Academy converter

    865 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
6,249
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 2,251
  • Anti social behaviour 909
  • Shoplifting 695
  • Public order 556
  • Criminal damage and arson 463

Census 2021

Population and age profile

Postcode residents
23

11 female, 12 male

Postcode households
9
Residents per household
2.6
BN21 3 residents
6,243

Age bands in BN21 3

Wider postcode sector
Age 0 to 14
14.7%

921 residents

Age 15 to 24
13.4%

844 residents

Age 25 to 44
34.1%

2,139 residents

Age 45 to 64
22.3%

1,400 residents

Age 65 and over
15.5%

975 residents

This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider BN21 3 sector, not people in this individual postcode.

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+
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%

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.

GP practices

9

within 5 km

  • SEASIDE MEDICAL CENTRE

    18 SHEEN ROAD, EASTBOURNE, BN22 8DR

    ODS code G81017

    361 m

  • GROVE ROAD SURGERY

    59-63 GROVE ROAD, EASTBOURNE, BN21 4TX

    ODS code G81002

    944 m

  • THE LIGHTHOUSE MEDICAL PRACTICE

    6 COLLEGE ROAD, EASTBOURNE, BN21 4HY

    ODS code G81003

    955 m

  • ARLINGTON ROAD SURGERY

    1 ARLINGTON ROAD, EASTBOURNE, BN21 1DH

    ODS code G81050

    983 m

  • SOVEREIGN PRACTICE

    PRINCES PARK HEALTH CTR, 7 WARTLING ROAD, EASTBOURNE, BN22 7PG

    ODS code G81022

    1.4 km

  • VICTORIA MEDICAL CENTRE

    153A VICTORIA DRIVE, EASTBOURNE, BN20 8NH

    ODS code G81032

    2.5 km

  • PARK PRACTICE

    BROADWATER WAY, EASTBOURNE, BN22 9PQ

    ODS code G81104

    2.6 km

  • HARBOUR MEDICAL PRACTICE

    1 PACIFIC DRIVE, EASTBOURNE, BN23 6DW

    ODS code Y00080

    4.1 km

  • STONE CROSS SURGERY

    MIMRAM ROAD, STONE CROSS, PEVENSEY, BN24 5DZ

    ODS code G81008

    4.9 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Bourne Street

    BCT · Roselands

    0.0 miles

  • Bourne Street

    BCT · Roselands

    0.0 miles

  • Tideswell Road

    BCT · Eastbourne

    0.1 miles

  • Ashford Road

    BCT · Eastbourne Town Centre

    0.2 miles

  • Dursley Road

    BCT · Roselands

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Eastbourne 010D, 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

11,166 of 33,755

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

Property market

The five-year median is £257,500 from 2 recorded sales in BN21 3SB. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Eastbourne is £251,811 in June 2026, down 3.7% year on year.

Schools

34 open schools are in scope, including 19 primary and 4 secondary schools. Bourne Primary School is the nearest published school at 146 m.

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

Recorded crime

6,249 published events cover 12 months, averaging 520.75 events per published month. The largest recorded category is Violence and sexual offences with 2,251 events.

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