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CM20 3NU

Netteswell · Harlow · England

Updated September 2026

Compare this postcode

Location overview

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Ward
Netteswell
Local authority
Harlow
Constituency
Harlow
Postcode district
CM20
Postcode sector
CM20 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CM20 3NR 30 m
CM20 3NS 30 m
CM20 3NT 51 m
CM20 3NG 99 m
CM20 3LT 111 m
Complete postcode fields and official codes
Postcode
CM20 3NU
Status
Current
Introduced
1 January 1991
Terminated
Not published
Postcode area
CM
Postcode district
CM20
Postcode sector
CM20 3
Latitude
51.769651
Longitude
0.111907
British National Grid easting
545,818
British National Grid northing
209,995

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Harlow · E07000073
Electoral ward
Netteswell · E05015687
Parish or community
E43000064
Westminster constituency
Harlow · E14001267
Output area
E00110999
Lower layer super output area
Harlow 003D · E01021852
Middle layer super output area
Harlow 003 · E02004546

Postcode source versions

Explore CM20

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
44
Primary
32
Secondary
7

  1. Freshwaters Primary Academy

    Academy sponsor led

    547 m

  2. Cooks Spinney Primary Academy and Nursery

    Academy sponsor led

    647 m

  3. The Downs Primary School and Nursery

    Academy converter

    786 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
4,994
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,920
  • Shoplifting 565
  • Public order 442
  • Criminal damage and arson 380
  • Anti social behaviour 330

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
CM20 3 residents
11,736

Age bands in CM20 3

Wider postcode sector
Age 0 to 14
20.5%

2,426 residents

Age 15 to 24
11.5%

1,355 residents

Age 25 to 44
28.8%

3,401 residents

Age 45 to 64
24.3%

2,872 residents

Age 65 and over
15%

1,772 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.

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+
66.7%
Ultrafast, 300 Mbit/s+
66.7%
Gigabit-capable
66.7%
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

  • SYDENHAM HOUSE SURGERY

    SYDENHAM HOUSE, MONSWICK ROAD, LONG LEY, HARLOW, CM20 3NT

    ODS code F81619

    51 m

  • NUFFIELD HOUSE HEALTH CENTRE

    NUFFIELD HOUSE SURGERY, THE STOW, HARLOW, CM20 3AX

    ODS code F81120

    537 m

  • THE HAMILTON PRACTICE

    KEATS HOUSE, THE FAIRWAY, BUSHFAIR, HARLOW, CM18 6LY

    ODS code F81047

    1.4 km

  • THE ROSS PRACTICE

    KEATS HOUSE, BUSH FAIR, HARLOW, CM18 6LY

    ODS code F81106

    1.4 km

  • CHURCH LANGLEY MEDICAL PRACTICE

    CHURCH LANGLEY WAY, HARLOW, CM17 9TG

    ODS code F81078

    1.5 km

  • ADDISON HOUSE - HAQUE PRACTICE

    ADDISON HOUSE, HARLOW, CM20 1DS

    ODS code F81181

    1.6 km

  • OLD HARLOW HEALTH CENTRE

    JENNER HSE, GARDEN TCE RD, HARLOW, CM17 0AX

    ODS code F81056

    2.2 km

  • LISTER MEDICAL CENTRE

    LISTER HOUSE HEALTH CENTRE, ABERCROMBIE WAY, HARLOW, CM18 6YJ

    ODS code F81027

    2.2 km

  • GARDENS AND JACOBS MEDICAL PARTNERSHIP

    JACOBS & GARDENS NEUROLOGICAL CTRS, HIGH WYCH ROAD, SAWBRIDGEWORTH, CM21 0HH

    ODS code Y01924

    4.4 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 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Heart and Club

    BCT · Harlow

    0.1 miles

  • Heart and Club

    BCT · Harlow

    0.1 miles

  • Long Ley

    BCT · Harlow

    0.1 miles

  • Long Ley

    BCT · Harlow

    0.1 miles

  • Maddox Road

    BCT · Harlow

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for Harlow 003D, 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

11,181 of 33,755

Income
4 of 10
Employment
3 of 10
Education and skills
3 of 10
Health and disability
5 of 10
Crime
3 of 10
Housing and services
4 of 10
Living environment
8 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

Schools

44 open schools are in scope, including 32 primary and 7 secondary schools. Freshwaters Primary Academy is the nearest published school at 547 m.

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

Recorded crime

4,994 published events cover 12 months, averaging 416.167 events per published month. The largest recorded category is Violence and sexual offences with 1,920 events.

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