CM20 3NU Coordinates, Map & Deprivation Data | Sipuha
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CM20 3NU

CM20 3NU is a postcode in Netteswell.

POSTCODE
Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-02-01
Coordinates
51.7697, 0.1119
OS grid TL458099 (545,818, 209,995)
IMD England
3/10
#9708
Crime · Mar '26
65
MoM +86% vs Feb '26
Plus Code
9F32Q496+VQ
High deprivation
IMD England
65
Crime · Mar '26
East of England
Region
Live
Status
High deprivation
IMD England
65
Crime · Mar '26
East of England
Region
Live
Status

Coordinates & Location for CM20 3NU

England
Country
Harlow
Local Authority
Essex
Netteswell
Ward
Cambridge
Travel to Work
TTWA
Postcode
CM20 3NU
Coordinates
51.7697, 0.1119
Grid reference
TL458099
Easting
545,818
Northing
209,995
Region
East of England
Plus Code
9F32Q496+VQ
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Harlow
Travel to Work
Cambridge
ITL Region
Harlow
National Park
Non-National Park

Deprivation Index(IMD)

IMD England — Index of Multiple Deprivation
Measures deprivation across income, employment, health, education, crime, housing, barriers to housing and services, and living environment.
9708
Rank out of 32,844 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 9708 out of 32,844 lower layer super output areas in England. N/A for Wales, Scotland and Northern Ireland as this postcode is in England.

Police Recorded Crime near CM20 3NU

Crime trends · near CM20 3NU
data.police.uk · YoY vs same month last yearApr '24 – Mar '26
Key categories · YoY
Violent Crime
30
YoY +50%
ASB
3
YoY -25%
Vehicle Crime
5
YoY +400%
Burglary
5
YoY +67%
Criminal damage
4
YoY +33%
Apr '24Oct '24Apr '25Oct '25Mar '26

1 of 5 key categories improving · vehicle crime rising

65
incidents · Mar '26

Demographics(LSOA 2021 context)

Ethnicity

Total residents: 1,659
White Brit.74.1%
Other White9.2%
Bangladeshi2.2%
Pakistani2.2%
African2.2%
+ 5 other groups · 10.2%

Religion

Total residents: 1,660
No religion44.2%
Christian43.7%
Muslim5.2%
Not answered5.1%
Other religion1.1%
+ other · 0.7%

Age groups

Total residents: 1,654
50–6420.8%
35–4920.0%
25–3413.7%
10–157.2%
65–747.2%
+ 6 other age groups · 31.1%

Households

Total households: 669
Other17.2%
Married or civil partnership couple: Dependent children13.8%
Any member 66+13.0%
Lone parent family: With dependent children9.6%
Married or civil partnership couple: No children7.8%
+ 8 other households · 38.7%

Administrative Information

Harlow
Local Authority
Council Area
Harlow E14001267
Constituency
E14001267
Essex
Police Force
Scotland-wide
Ward
Netteswell
Constituency code
E14001267
EU Electoral Region
Eastern
Parish
Harlow, unparished area
International Territorial Level
Harlow

Health & NHS

East of England
Health Authority
Serving Essex
NHS Scotland
East of England
Cancer Alliance
National
Health Authority
East of England
NHS Region
East of England
Integrated Care Board
NHS Hertfordshire and West Essex Integrated Care Board
Primary Care Org
West Essex
Sub ICB Location
NHS Hertfordshire and West Essex ICB - 07H
Cancer Alliance
East of England

Statistical Areas

LSOA 2021
Super Output Area
Harlow 003D E01021852
E01021852
MSOA 2021
Mid Super Output
Harlow 003 E02004546
E02004546
LSOA 2011
Super Output Area
Harlow 003D E01021852
E01021852
MSOA 2011
Mid Super Output
Harlow 003 E02004546
E02004546
Urban: Nearer to a major town or city
Rural/Urban Classification 2021
2001 Classification
(England/Wales) Urban ≥ 10k – less sparse: OA falls within urban settlements with a population of 10,000 or more and the wider surrounding area is less sparsely populated 5
2011 Classification
(England/Wales) Urban city and town C1
2021 Classification
Urban: Nearer to a major town or city UN1

Sun & Time Information

4:09 AM7:41 PM
4:09 AM
Sunrise
7:41 PM
Sunset
10 hours 28 minutes of daylight today
Sunrise (today)
4:09 AM
Sunset (today)
7:41 PM
Daylight duration
10 hours 28 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

January 1991
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~35 years
Active Duration
1991 -> Present
January 1991 — Introduced
Postcode CM20 3NU introduced by Royal Mail.
2001 — Census Classification
2001 Rural/Urban Classification: (England/Wales) Urban ≥ 10k – less sparse: OA falls within urban settlements with a population of 10,000 or more and the wider surrounding area is less sparsely populated 5
2011 — Reclassified
2011 Rural/Urban Classification: (England/Wales) Urban city and town C1. IMD England rank: 9708
2021 — Census Update
2021 Census classification: Urban: Nearer to a major town or city UN1. LSOA E01021852 and MSOA E02004546 assigned.
Present — Active
Postcode CM20 3NU is currently active and in use.
First introduced
January 1991
Usage ended
Not terminated
Active duration
~35 years
Last updated
2026-02-01
Current status
Live
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