CO12 Postcode District
CO12 is the Postcode District for Harwich in Essex
The CO12 postcode district is located in the CO Colchester postal area, CO12 has a population of 23,460 residents according to the 2021 England and Wales Census..
The area of the district is 17.23 square miles (44.63 square kilometres or 11,028.09 acres).
A wide range of spatial data has been analysed to present this overview of CO12. If you would like anything added, please contact us.
Map of CO12
Explore the postcode district using the interactive map.
Larger circles indicate higher recorded crime totals.
On this page
District overview
The primary settlement in the CO12 postcode district is Harwich, located in the county of Essex in England. Other significant settlements in the district include Dovercourt, Parkeston, Ramsey, Great Oakley, Little Oakley, and Stones Green. The post town for this district is Harwich.
There are 4 postcode sectors within the district. Here's a breakdown:
The sector CO12 3, covers Harwich in Essex.
The sector CO12 4, covers Harwich in Essex.
The sector CO12 5, covers Ramsey and Great Oakley and Little Oakley and Harwich in Essex.
The sector CO12 9 is non-geographic. It's often designated for PO Boxes, large organisations, or special services.
The post town for this district is HARWICH.
When it comes to local government, postal geography often disregards political borders. However, this district intersects the following councils: the district mostly encompasses the Tendring District area with a total of 635 postal codes.
Postcode sectors and neighbouring districts
Nearest towns
To help place the district geographically, here are nearby towns and their approximate direction from the district centre.
| Town | Distance (miles) | Direction |
|---|---|---|
| Walton-on-the-Naze | 5.28 | SSE |
| Frinton-on-Sea | 5.92 | SSE |
| Manningtree | 6.57 | WNW |
| Felixstowe | 6.94 | ENE |
| Clacton-on-Sea | 8.98 | SSW |
| Ipswich | 10.11 | NNW |
| Kesgrave | 10.48 | N |
| Brightlingsea | 10.69 | SW |
| Wivenhoe | 11.44 | WSW |
| Woodbridge | 13.16 | NNE |
| Colchester | 13.38 | W |
| Hadleigh | 14.03 | NW |
| West Mersea | 15.98 | SW |
| Wickham Market | 17.62 | NNE |
| Needham Market | 17.96 | NNW |
| Stowmarket | 20.97 | NNW |
| Framlingham | 21.89 | NNE |
| Acton | 21.96 | WNW |
| Sudbury | 22.12 | WNW |
Postcode information
Total geographical postcodes: 785
| Location | Post Town | Sector | Number of postcodes |
|---|---|---|---|
| HARWICH | HARWICH | CO12 3 | 221 |
| HARWICH | HARWICH | CO12 4 | 215 |
| HARWICH | HARWICH | CO12 3 | 57 |
| HARWICH | HARWICH | CO12 4 | 34 |
| Great Oakley | HARWICH | CO12 5 | 34 |
| Ramsey | HARWICH | CO12 5 | 33 |
| Little Oakley | HARWICH | CO12 5 | 29 |
| Dovercourt | HARWICH | CO12 4 | 17 |
| HARWICH | HARWICH | CO12 5 | 16 |
| Dovercourt | HARWICH | CO12 4 | 15 |
| Dovercourt | HARWICH | CO12 3 | 13 |
| Dovercourt | HARWICH | CO12 3 | 13 |
| HARWICH | HARWICH | CO12 4 | 10 |
| Ramsey | HARWICH | CO12 5 | 10 |
| Stones Green | HARWICH | CO12 5 | 7 |
| Parkeston | HARWICH | CO12 4 | 6 |
| Dovercourt | HARWICH | CO12 5 | 6 |
| HARWICH | HARWICH | CO12 5 | 6 |
| Great Oakley | HARWICH | CO12 5 | 4 |
| Parkeston | HARWICH | CO12 4 | 4 |
| Dovercourt | HARWICH | CO12 5 | 3 |
| HARWICH | HARWICH | CO12 5 | 3 |
| HARWICH | HARWICH | CO12 5 | 3 |
| Ramsey | HARWICH | CO12 4 | 3 |
| Ramsey | HARWICH | CO12 5 | 3 |
| Little Oakley | HARWICH | CO12 5 | 3 |
| Stones Green | HARWICH | CO12 5 | 2 |
| Ramsey | HARWICH | CO12 4 | 2 |
| Ramsey | HARWICH | CO12 5 | 2 |
| HARWICH | HARWICH | CO12 4 | 2 |
| Ramsey | HARWICH | CO12 5 | 2 |
| Little Oakley | HARWICH | CO12 5 | 1 |
| Dovercourt | HARWICH | CO12 5 | 1 |
| Little Oakley | HARWICH | CO12 5 | 1 |
| Stones Green | HARWICH | CO12 5 | 1 |
| Stones Green | HARWICH | CO12 5 | 1 |
| HARWICH | HARWICH | CO12 5 | 1 |
| HARWICH | HARWICH | CO12 4 | 1 |
Street list for CO12
Crime overview
Top streets by recorded crime
| Street | Crime count |
|---|---|
| MILL CLOSE | 169 |
| CLAYTON ROAD | 146 |
| HARCOURT AVENUE | 135 |
| ALL SAINTS CLOSE | 115 |
| ABDY AVENUE | 112 |
| HERON WAY | 100 |
| HERON WAY | 100 |
| THE HANGINGS | 84 |
| WEST STREET B1352 | 83 |
| ORWELL ROAD | 80 |
Most common crime types
| Crime type | Count |
|---|---|
| Violence and sexual offences | 2420 |
| Criminal damage and arson | 521 |
| Public order | 414 |
| Shoplifting | 321 |
| Other theft | 311 |
| Vehicle crime | 165 |
| Other crime | 127 |
| Burglary | 124 |
| Drugs | 112 |
| Possession of weapons | 66 |
| Bicycle theft | 38 |
| Robbery | 23 |
| Anti-social behaviour | 16 |
| Theft from the person | 12 |
Retail and shopping
| Street | Town | Locality | Number of shops | Central postcode | Map |
|---|---|---|---|---|---|
| HIGH STREET | HARWICH | 65 | CO12 3PA | View map | |
| MAIN ROAD | HARWICH | 28 | CO12 4LN | View map | |
| KINGSWAY | HARWICH | DOVERCOURT | 18 | CO12 3AB | View map |
| CHURCH STREET | HARWICH | 14 | CO12 3DS | View map | |
| KINGSWAY | HARWICH | 13 | CO12 3AB | View map | |
| FRESHFIELDS ROAD | HARWICH | PARKESTON | 8 | CO12 4EN | View map |
| WEST STREET | HARWICH | 6 | CO12 3DA | View map |
Schools in the district
Harwich Community Primary School and Nursery
Phase: Primary
Address:
Barrack Lane , Harwich
Postcode: CO12 3NP
Headteacher: Mrs Rachel Anderson (Executive Headteacher)
Ofsted rating: Good
St Joseph's Catholic Primary School, Harwich
Phase: Primary
Address:
The Drive , Dovercourt , Harwich
Postcode: CO12 3SU
Headteacher: Mrs Marie Kelly (Executive Headteacher)
Ofsted rating: Good
St Joseph's Catholic Primary School
Phase: Primary
Address:
The Drive , Dovercourt
Postcode: CO12 3SU
Headteacher: Mrs Samantha Golding (Executive Headteacher)
Ofsted rating: Good
Harwich and Dovercourt High School
Phase: Secondary
Address:
Hall Lane , Dovercourt , Harwich
Postcode: CO12 3TG
Headteacher: Mr Rob Garrett (Headteacher)
Ofsted rating: Good
Harwich and Dovercourt High School
Phase: Secondary
Address:
Hall Lane , Harwich
Postcode: CO12 3TG
Headteacher: Mrs Kate Finch
Ofsted rating: Good
The Mayflower Primary School
Phase: Primary
Address:
Main Road , Dovercourt , Harwich
Postcode: CO12 4AJ
Headteacher: Mrs Elizabeth Bartholomew (Executive Head)
Ofsted rating: Good
All Saints' Church of England Voluntary Aided Primary School, Dovercourt
Phase: Primary
Address:
Main Road , Dovercourt , Harwich
Postcode: CO12 4HT
Headteacher: Mrs Samantha Moseley (Headteacher)
Ofsted rating: Good
Spring Meadow Primary School & School House Nursery
Phase: Primary
Address:
Pound Farm Drive , Dovercourt , Harwich
Postcode: CO12 4LB
Headteacher: Mrs Nicky Patrick (Headteacher)
Ofsted rating: Good
Chase Lane Primary School and Nursery
Phase: Primary
Address:
Chase Lane , Dovercourt , Harwich
Postcode: CO12 4NB
Headteacher: Mrs Julie O'Mara (Headteacher)
Ofsted rating: Good
All Saints Church of England Voluntary Aided Primary School, Great Oakley
Phase: Primary
Address:
Beaumont Road , Great Oakley , Harwich
Postcode: CO12 5BA
Headteacher: Mr Aaron Battersby (Headteacher)
Ofsted rating: Good
Two Village Church of England Voluntary Controlled Primary School
Phase: Primary
Address:
Mayes Lane , Ramsey , Harwich
Postcode: CO12 5EL
Headteacher: Mrs Natasha Bennett
Ofsted rating: Requires improvement
Two Village Church of England Primary School
Phase: Primary
Address:
Mayes Lane , Ramsey , Harwich
Postcode: CO12 5EL
Headteacher: Mrs Sarah Bryson
Ofsted rating: Requires improvement
Healthcare services
| # | Name | Address | Type | Contact |
|---|---|---|---|---|
| 1 | Dental Surgery | 49 KINGSWAY, HARWICH, ESSEX, CO12 3JT | GENERAL DENTAL PRACTICE | No contact details listed |
| 2 | Clear Springs (dental Surgery) | CLEAR SPRINGS, LOW ROAD, HARWICH, ESSEX, CO12 3TS | GENERAL DENTAL PRACTICE | No contact details listed |
| 3 | Dovercourt Dental Surgery | 120 FRONKS ROAD, HARWICH, ESSEX, CO12 4EQ | GENERAL DENTAL PRACTICE | No contact details listed |
Data accessed from NHS Digital and updated monthly.
| # | Name | Address | Type | Contact |
|---|---|---|---|---|
| 1 | Mayflower Medical Centre | 419 MAIN ROAD, HARWICH, ESSEX, CO12 4EX | GP PRACTICE | Call 01255 201299 |
| 2 | Fronks Rd Family Surgery | 77 FRONKS ROAD, DOVERCOURT, HARWICH, ESSEX, CO12 3RS | GP PRACTICE | Call 01255 556868 |
| 3 | Harewood Surgery | HARWICH ROAD, GREAT OAKLEY, HARWICH, ESSEX, CO12 5AD | GP PRACTICE | Call 01255 880341 |
| 4 | Mayflower Medical Centre - Covid Local Vaccination Service | 419 MAIN ROAD, HARWICH, CO12 4EX | BRANCH SURGERY | No contact details listed |
Data accessed from NHS Digital and updated monthly.
| # | Name | Address | Type | Contact |
|---|---|---|---|---|
| 1 | Boots | 224-226 HIGH STREET, DOVERCOURT, HARWICH, ESSEX, CO12 3AJ | PHARMACY | Call 01255 503508 |
| 2 | Borno Pharmacy | FRYATT HOSPITAL, DOVERCOURT, HARWICH, CO12 4EX | PHARMACY | Call 01255 503755 |
| 3 | Day Lewis Pharmacy | 151 HIGH STREET, HARWICH, CO12 3AX | PHARMACY | Call 01255 552017 |
| 4 | Oakley Pharmacy | 10 OAKLEY ROAD, DOVERCOURT, HARWICH, ESSEX, CO12 4QZ | PHARMACY | Call 01255 502586 |
Data accessed from NHS Digital and updated monthly.
| # | Name | Address | Type | Contact |
|---|---|---|---|---|
| 1 | Joseph Lord Opticians (dovercourt) | 145 HIGH STREET, DOVERCOURT, HARWICH, ESSEX, CO12 3AX | OPTICAL SITE | No contact details listed |
| 2 | Eyes Rite Opticians | 54 KINGSWAY, DOVERCOURT, HARWICH, ESSEX, CO12 3JR | OPTICAL SITE | No contact details listed |
| 3 | Scrivens Opticians (harwich) | 175 HIGH STREET, HARWICH, CO12 3QB | OPTICAL SITE | No contact details listed |
Data accessed from NHS Digital and updated monthly.
Property and housing
Yearly house price averages for the district
| Type of property | 2025 average | 2025 sales | 2024 average | 2024 sales | 2023 average | 2023 sales | 2022 average | 2022 sales |
|---|---|---|---|---|---|---|---|---|
| Detached | £356,050 | 112 | £349,048 | 162 | £363,944 | 95 | £368,192 | 133 |
| Semi-detached | £251,449 | 103 | £237,386 | 122 | £255,938 | 88 | £261,590 | 121 |
| Terraced | £199,274 | 107 | £194,083 | 117 | £183,633 | 90 | £210,268 | 155 |
| Flats | £115,300 | 25 | £137,708 | 36 | £125,520 | 49 | £144,271 | 67 |
Transport and connectivity
Stations in the district
Harwich Town
CRS Code: HWC
Operator: LE
Line: Mayflower Line
Company: Greater Anglia
Dovercourt
CRS Code: DVC
Operator: LE
Line: Mayflower Line
Company: Greater Anglia
Harwich International
CRS Code: HPQ
Operator: LE
Line: Mayflower Line
Company: Greater Anglia
Accessible motorway junctions
No motorway junctions found for this postcode district.
Royal Mail delivery and sorting offices
| Postal sector | Delivery office |
|---|---|
| CO12 3 | Harwich Delivery Office |
| CO12 4 | Harwich Delivery Office |
| CO12 5 | Harwich Delivery Office |
Postcode format
| C | O | 1 | 2 | - | X | X | X |
| C | O | 1 | 2 | Space | Numeric | Letter | Letter |
Tourist attractions
We found 4 visitor attractions in or around this district.
| Name | Category | Detail | Map |
|---|---|---|---|
| Harwich Redoubt Fort | Historic Properties | Historic Monument / Archaeological Site | View map |
| Harwich Lifeboat Museum | Visitor Centres | Heritage / Visitor Centre | View map |
| Radar Tower (Beacon Hill Fort) | Historic Properties | Historic Monument / Archaeological Site | View map |
| Harwich Maritime Museum | Visitor Centres | Heritage / Visitor Centre | View map |
Administrative and boundary notes
The largest settlement in the CO12 postal code is HARWICH followed by Dovercourt, and Ramsey.
The postcode area has a boundary with Harwich Harbour and Hamford Water and The North Sea.
The CO12 Postcode shares a border with CO11 (Lawford, Mistley, Brantham) and CO16 (CLACTON-ON-SEA, St. Osyth, Little Clacton).
Maps and visuals
Weather
Weather Forecast for Harwich
Powered by Met Office DataPoint under the Open Government Licence.