CM21 0LR

Much Hadham · East Hertfordshire · England

Updated September 2026

Compare this postcode

Location overview

Drag to pan. Use + or - to zoom. Open larger map
Post town
Sawbridgeworth
Local authority
East Hertfordshire
Postcode district
CM21
Postcode sector
CM21 0

Nearby postcodes

Nearby postcode distances
Postcode Distance
CM21 0LS 264 m
CM21 0LU 489 m
CM21 0LP 631 m
CM21 0LQ 631 m
CM21 0LE 806 m
Complete postcode fields and official codes
Postcode
CM21 0LR
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CM
Postcode district
CM21
Postcode sector
CM21 0
Latitude
51.830651
Longitude
0.110201
British National Grid easting
545,504
British National Grid northing
216,775

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
East Hertfordshire · E07000242
Parish or community
E04004737
Westminster constituency
Hertford and Stortford · E14001283
Output area
E00119343
Lower layer super output area
East Hertfordshire 009C · E01023496
Middle layer super output area
East Hertfordshire 009 · E02004886

Postcode source versions

Explore CM21

45 recorded sales at this postcode
Address Date Price
Primrose Cottage, Slough Road, Allens Green, Sawbridgeworth, CM21 0LR 22 April 2026 £640,000
The Old Church, Slough Road, Allens Green, Sawbridgeworth, CM21 0LR 28 August 2025 £500,000
Lares, Slough Road, Allens Green, Sawbridgeworth, CM21 0LR 3 June 2025 £1,075,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
18
Primary
14
Secondary
2
  1. St Elizabeth's Centre

    Special post 16 institution

    1.4 km
  2. St Elizabeth's School

    Non-maintained special school

    1.4 km
  3. Mandeville Primary School

    Community school

    2.8 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
24
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Anti social behaviour 6
  • Violence and sexual offences 6
  • Other theft 5
  • Burglary 3
  • Public order 2

Census 2021

Population and age profile

Postcode residents
71

35 female, 36 male

Postcode households
27
Residents per household
2.6
CM21 0 residents
4,306

Age bands in CM21 0

Wider postcode sector
Age 0 to 14
16.7%

757 residents

Age 15 to 24
9.5%

431 residents

Age 25 to 44
20.6%

936 residents

Age 45 to 64
28.6%

1,298 residents

Age 65 and over
24.6%

1,118 residents

This postcode contained 1.6% of the sector's usual residents on Census Day. The age profile describes the wider CM21 0 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+
77.8%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
7.4%
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

3

within 5 km

  • GARDENS AND JACOBS MEDICAL PARTNERSHIP

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

    ODS code Y01924

    3.0 km

  • CENTRAL SURGERY

    BELL STREET, SAWBRIDGEWORTH, CM21 9AQ

    ODS code E82100

    3.3 km

  • MUCH HADHAM HEALTH CENTRE

    HADHAM CROSS, MUCH HADHAM, SG10 6DE

    ODS code E82021

    3.4 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 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Pond

    BCT · South End

    0.9 miles
  • Pond

    BCT · South End

    0.9 miles
  • St Elizabeth's School & Home

    BCT · South End

    1.0 miles
  • St Elizabeth's School & Home

    BCT · South End

    1.0 miles
  • The Hoops Inn

    BCT · Perry Green

    1.1 miles

Relative deprivation

English Indices of Deprivation 2025 for East Hertfordshire 009C, 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

5 of 10

Overall England rank

15,336 of 33,755

Income
8 of 10
Employment
4 of 10
Education and skills
6 of 10
Health and disability
7 of 10
Crime
7 of 10
Housing and services
2 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
3
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 £625,000 from 6 recorded sales in CM21 0LR. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for East Hertfordshire is £460,778 in June 2026, up 4.0% year on year.

Schools

18 open schools are in scope, including 14 primary and 2 secondary schools. St Elizabeth's Centre is the nearest published school at 0.9 miles.

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

Recorded crime

24 published events cover 12 months, averaging 2 events per published month. The largest recorded category is Anti social behaviour with 6 events.

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