CM1 3FN Coordinates, Map & Deprivation Data | Sipuha
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CM1 3FN

CM1 3FN is a postcode in Writtle.

POSTCODE
Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-02-01
Coordinates
51.7290, 0.4156
OS grid TL669061 (566,920, 206,120)
IMD England
7/10
#21798
Crime · Mar '26
19
MoM -5% vs Feb '26
Plus Code
9F32PCH8+H6
Low deprivation
IMD England
19
Crime · Mar '26
East of England
Region
Live
Status
Low deprivation
IMD England
19
Crime · Mar '26
East of England
Region
Live
Status

Coordinates & Location for CM1 3FN

England
Country
Chelmsford
Local Authority
Essex
Writtle
Ward
Chelmsford
Travel to Work
TTWA
Postcode
CM1 3FN
Coordinates
51.7290, 0.4156
Grid reference
TL669061
Easting
566,920
Northing
206,120
Region
East of England
Plus Code
9F32PCH8+H6
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Writtle
Travel to Work
Chelmsford
ITL Region
Chelmsford
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.
21798
Rank out of 32,844 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 21798 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 CM1 3FN

Crime trends · near CM1 3FN
data.police.uk · YoY vs same month last yearApr '24 – Mar '26
Key categories · YoY
Violent Crime
5
YoY +25%
ASB
1
YoY +100%
Vehicle Crime
1
YoY -50%
Burglary
2
YoY +100%
Criminal damage
0
YoY -100%
Apr '24Oct '24Apr '25Oct '25Mar '26

2 of 5 key categories improving · burglary rising

19
incidents · Mar '26

Demographics(LSOA 2021 context)

Ethnicity

Total residents: 1,388
White Brit.90.2%
Other White2.5%
Gypsy / Trav.1.7%
White Irish1.1%
+ other · 4.5%

Religion

Total residents: 1,385
Christian53.9%
No religion39.9%
Not answered5.0%
+ other · 1.2%

Age groups

Total residents: 1,385
50–6419.4%
35–4916.5%
65–7416.2%
75–8413.2%
25–348.7%
+ 6 other age groups · 26.1%

Households

Total households: 653
Any member 66+22.2%
All members 66+18.2%
Married or civil partnership couple: Dependent children13.3%
Other12.6%
Married or civil partnership couple: No children10.3%
+ 6 other households · 23.4%

Administrative Information

Chelmsford
Local Authority
Council Area
North West Essex E14001402
Constituency
E14001402
Essex
Police Force
Scotland-wide
Ward
Writtle
Constituency code
E14001402
EU Electoral Region
Eastern
Parish
Writtle
International Territorial Level
Chelmsford

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 Mid and South Essex Integrated Care Board
Primary Care Org
Mid Essex
Sub ICB Location
NHS Mid and South Essex ICB - 06Q
Cancer Alliance
East of England

Statistical Areas

LSOA 2021
Super Output Area
Chelmsford 011E E01021635
E01021635
MSOA 2021
Mid Super Output
Chelmsford 011 E02004495
E02004495
LSOA 2011
Super Output Area
Chelmsford 011E E01021635
E01021635
MSOA 2011
Mid Super Output
Chelmsford 011 E02004495
E02004495
Larger rural: Nearer to a major town or city
Rural/Urban Classification 2021
2001 Classification
(England/Wales) Town and Fringe – less sparse: OA falls within the Town and Fringe category and the wider surrounding area is less sparsely populated 6
2011 Classification
(England/Wales) Rural town and fringe D1
2021 Classification
Larger rural: Nearer to a major town or city RLN1

Sun & Time Information

4:12 AM7:37 PM
4:12 AM
Sunrise
7:37 PM
Sunset
10 hours 28 minutes of daylight today
Sunrise (today)
4:12 AM
Sunset (today)
7:37 PM
Daylight duration
10 hours 28 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

February 2023
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~3 years
Active Duration
2023 -> Present
February 2023 — Introduced
Postcode CM1 3FN introduced by Royal Mail.
Present — Active
Postcode CM1 3FN is currently active and in use.
First introduced
February 2023
Usage ended
Not terminated
Active duration
~3 years
Last updated
2026-02-01
Current status
Live
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