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PL1 4BY

Devonport · Plymouth · England

Updated September 2026

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Location overview

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Post town
Plymouth
Ward
Devonport
Local authority
Plymouth
Constituency
Plymouth Sutton and Devonport
Postcode district
PL1
Postcode sector
PL1 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
PL1 4BX 31 m
PL1 4BZ 54 m
PL1 4DE 73 m
PL1 4BT 83 m
PL1 4BS 89 m
Complete postcode fields and official codes
Postcode
PL1 4BY
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
PL
Postcode district
PL1
Postcode sector
PL1 4
Latitude
50.374411
Longitude
-4.173435
British National Grid easting
245,550
British National Grid northing
54,984

Statistical and administrative geographies

Country
England · E92000001
Region
South West · E12000009
Local authority district
Plymouth · E06000026
Electoral ward
Devonport · E05002080
Parish or community
E43000021
Westminster constituency
Plymouth Sutton and Devonport · E14001427
Output area
E00075978
Lower layer super output area
Plymouth 026B · E01015045
Middle layer super output area
Plymouth 026 · E02003147

Postcode source versions

Explore PL1

Property

View all property records
4 recorded sales at this postcode
Address Date Price
11, Knowland Close, Plymouth, PL1 4BY 28 August 2015 £125,000
2, Knowland Close, Plymouth, PL1 4BY 30 June 2011 £112,000
2, Knowland Close, Plymouth, PL1 4BY 12 October 2006 £107,950

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
76
Primary
48
Secondary
14

  1. St Joseph's Catholic Primary School

    Academy converter

    255 m

  2. UTC Plymouth

    University technical college

    396 m

  3. City College Plymouth

    Further education

    420 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
5,533
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 2,466
  • Anti social behaviour 567
  • Shoplifting 495
  • Criminal damage and arson 493
  • Other theft 408

Census 2021

Population and age profile

Postcode residents
28

17 female, 11 male

Postcode households
15
Residents per household
1.9
PL1 4 residents
7,727

Age bands in PL1 4

Wider postcode sector
Age 0 to 14
20.6%

1,517 residents

Age 15 to 24
11.6%

858 residents

Age 25 to 44
31.6%

2,325 residents

Age 45 to 64
22.3%

1,640 residents

Age 65 and over
13.9%

1,025 residents

This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider PL1 4 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

16

within 5 km

  • DEVONPORT HEALTH CENTRE

    DAMEREL CLOSE, DEVONPORT, PLYMOUTH, PL1 4JZ

    ODS code L83624

    631 m

  • STOKE SURGERY

    BELMONT VILLAS, STOKE, PLYMOUTH, PL3 4DP

    ODS code L83071

    694 m

  • ST. LEVAN SURGERY

    350 ST. LEVAN ROAD, PLYMOUTH, PL2 1JR

    ODS code L83646

    1.1 km

  • ADELAIDE STREET SURGERY

    20 ADELAIDE STREET, STONEHOUSE, PLYMOUTH, PL1 3JF

    ODS code L83651

    1.3 km

  • ST NEOTS SURGERY

    1 NORTH PROSPECT ROAD, PLYMOUTH, PL2 3HY

    ODS code L83028

    1.8 km

  • NORTH ROAD WEST MED.CTR.

    167 NORTH ROAD WEST, PLYMOUTH, PL1 5BZ

    ODS code L83030

    1.9 km

  • WEST HOE SURGERY

    2 PIER STREET, PLYMOUTH, PL1 3BS

    ODS code L83112

    2.0 km

  • PEVERELL PARK SURGERY

    THE STABLES, 162 OUTLAND ROAD, PLYMOUTH, PL2 3PX

    ODS code L83648

    2.8 km

  • LISSON GROVE MEDICAL CTR.

    3-5 LISSON GROVE, MUTLEY, PLYMOUTH, PL4 7DL

    ODS code L83147

    3.1 km

  • FRIARY HOUSE SURGERY

    FRIARY HOUSE, BEAUMONT ROAD, ST. JUDES, PLYMOUTH, PL4 9BH

    ODS code L83072

    3.2 km

  • MAYFLOWER MEDICAL GROUP

    STIRLING ROAD MEDICAL CTR, STIRLING ROAD, PLYMOUTH, PL5 1PL

    ODS code L83006

    3.6 km

  • WYCLIFFE SURGERY

    8 CATTEDOWN ROAD, PLYMOUTH, PL4 0BZ

    ODS code L83076

    3.7 km

  • RAME GROUP PRACTICE

    PENNTORR HEALTH, TREVOL ROAD, TORPOINT, PL11 2TB

    ODS code Y00969

    3.7 km

  • OAKSIDE SURGERY

    HONICKNOWLE GREEN MEDICAL CENTRE, GUY MILES WAY, HONICKNOWLE GREEN, PLYMOUTH, PL5 3PY

    ODS code L83015

    4.2 km

  • PORT VIEW SURGERY

    HIGHER PORT VIEW, SALTASH, PL12 4BU

    ODS code L82066

    4.7 km

  • KNOWLE HOUSE SURGERY

    4 MEAVY WAY, CROWNHILL, PLYMOUTH, PL5 3JB

    ODS code L83089

    4.7 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

  • Devonport Forum

    BCT · Devonport

    0.1 miles

  • Devonport Park

    BCT · Devonport

    0.1 miles

  • Devonport Park

    BCT · Devonport

    0.1 miles

  • Fore Street Car Park

    BCT · Devonport

    0.1 miles

  • St Aubyn Road

    BCT · Devonport

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Plymouth 026B, 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

1,851 of 33,755

Income
1 of 10
Employment
1 of 10
Education and skills
2 of 10
Health and disability
1 of 10
Crime
1 of 10
Housing and services
4 of 10
Living environment
5 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
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

Schools

76 open schools are in scope, including 48 primary and 14 secondary schools. St Joseph's Catholic Primary School is the nearest published school at 255 m.

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

Recorded crime

5,533 published events cover 12 months, averaging 461.083 events per published month. The largest recorded category is Violence and sexual offences with 2,466 events.

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