Among the most deprived
IMD England
Around average · 11.2 per 1k
Crime · Jun '26
East of England
Region
Live
Status
School applications
We've matched the postcode to Essex.
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Last published allocation
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Coordinates & Location for CO12 3JA
Postcode
CO12 3JA
Coordinates
51.9411, 1.2839
Grid reference
TM258320
Easting
625,809
Northing
232,049
Region
East of England
Plus Code
9F33W7RM+CH
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Harwich
Travel to Work
Clacton
ITL Region
Tendring
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.
2966
Rank out of 33,755 LSOAs in England
1 - Most deprived10 - Least deprived
Rank 2966 out of 33,755 lower layer super output areas in England. N/A for Wales, Scotland and Northern Ireland as this postcode is in England.
Property sales (Land Registry)
England & WalesPolice Recorded Crime near CO12 3JA
England & WalesCrime trends · near CO12 3JA
Counts are for Harwich & Kingsway electoral ward, not a 1-mile police.uk street search around this postcode.
data.police.uk · YoY vs same month last yearJul '24 – Jun '26
Key categories · YoY
Violent Crime
28
YoY +40%
312315
Jul '24Jan '25Jul '25Jan '26Jun '26
ASB
8
YoY —
840
Jul '24Jan '25Jul '25Jan '26Jun '26
Vehicle Crime
3
YoY —
530
Jul '24Jan '25Jul '25Jan '26Jun '26
Burglary
1
YoY —
210
Jul '24Jan '25Jul '25Jan '26Jun '26
Criminal damage
4
YoY —
741
Jul '24Jan '25Jul '25Jan '26Jun '26
Demographics(LSOA 2021 context)
Ethnicity
White Brit.91.5%
Other White3.2%
White & Black Caribbean1.2%
+ other · 4.2%
Religion
No religion48.5%
Christian42.5%
Not answered7.8%
+ other · 1.2%
Age groups
50–6421.1%
35–4916.4%
25–3414.2%
65–7411.1%
10–157.8%
+ 6 other age groups · 29.4%
Households
Lone parent family: With dependent children55.2%
Married or civil partnership couple: All children non-dependent15.6%
Lone parent family: All children non-dependent7.1%
Cohabiting couple family: With dependent children5.4%
Cohabiting couple family: No children4.4%
+ 5 other households · 12.2%
Administrative Information
Tendring
Local Authority
Council AreaHarwich and North Essex E14001273
Constituency
E14001273Essex
Police Force
England
Ward
Harwich & Kingsway
Constituency code
E14001273
EU Electoral Region
Eastern
Parish
Harwich
International Territorial Level
Tendring
Health & NHS
East of England
Health Authority
Serving Essex
NHS EnglandEast of England
Cancer Alliance
National
Health Authority
East of England
NHS Region
East of England
Integrated Care Board
NHS Essex Integrated Care Board
Primary Care Org
North East Essex
Sub ICB Location
NHS Essex ICB - 06T
Cancer Alliance
East of England
Statistical Areas
LSOA 2021
Super Output Area
Tendring 001B E01021998
E01021998MSOA 2021
Mid Super Output
Tendring 001 E02004573
E02004573LSOA 2011
Super Output Area
Tendring 001B E01021998
E01021998MSOA 2011
Mid Super Output
Tendring 001 E02004573
E02004573Urban: 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
5:48 AM
Sunrise
5:43 PM
Sunset
11 hours 55 minutes of daylight today
Sunrise (today)
5:48 AM
Sunset (today)
5:43 PM
Daylight duration
11 hours 55 minutes
Time zone
GMT / BST (UTC +0 / +1)
Postcode History
January 1980
First Introduced
Active fromNot terminated
Usage Ended
Terminated~46 years
Active Duration
1980 -> PresentJanuary 1980 — Introduced
Postcode CO12 3JA 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: 2966
2021 — Census Update
2021 Census classification: Urban: Nearer to a major town or city UN1. LSOA E01021998 and MSOA E02004573 assigned.
Present — Active
Postcode CO12 3JA is currently active and in use.
First introduced
January 1980
Usage ended
Not terminated
Active duration
~46 years
Last updated
2026-08-01
Current status
Live
Schools near CO12 3JA
Open state schools within 1.2 miles of this postcode, ranked by distance.
PrimaryStateMixed · Ages 2–11FSM 54%
RWM expected
31%
PrimaryStateMixed · Ages 4–11FSM 48%
RWM expected
48%
PrimaryStateMixed · Ages 5–11FSM 15%
RWM expected
53%
PrimaryStateMixed · Ages 2–11
SecondaryStateMixed · Ages 11–16FSM 42%
Attainment 8
37.6
School performance data © Crown copyright. Source: Department for Education.
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See local data, transport links, deprivation trends and more for the broader area — all in one place.