CO1 1UD maps, stats, and open data
CO1 1UD is located in the Castle electoral ward, within the local authority district of Colchester and the English Parliamentary constituency of Colchester. The Sub Integrated Care Board (ICB) Location is NHS Suffolk and North East Essex ICB - 06T and the police force is Essex. This postcode has been in use since January 1980.
CO1 1UD maps


Source: OS Open Zoomstack (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode GeoLicence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026; Contains Royal Mail data © Royal Mail copyright and database right 2026; Source: Office for National Statistics licensed under the Open Government Licence v.3.0
CO1 1UD geodata
| Easting | 599781 |
| Northing | 225531 |
| Latitude | 51.892513 |
| Longitude | 0.901970 |
Where is CO1 1UD?
| Country | England |
| Postcode District | CO1 |
CO1 1UD Elevation
Elevation or altitude of CO1 1UD as distance above sea level:
| Metres | Feet |
|---|
| Elevation | 10m | 33ft |
|---|
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
Politics
| Ward | Castle |
|---|
| Constituency | Colchester |
|---|
Transport
Nearest bus stops to CO1 1UD
| The George (High Street) | Colchester Town Centre | 311m |
| The George (High Street) | Colchester Town Centre | 314m |
| Angel Court (High Street) | Colchester Town Centre | 336m |
| Angel Court (High Street) | Colchester Town Centre | 340m |
| Greyfriars (High Street) | Colchester Town Centre | 341m |
Nearest railway stations to CO1 1UD
| Colchester Town Station | 0.7km |
| Colchester Station | 1.1km |
| Hythe (Essex) Station | 1.9km |
Broadband
Broadband access in CO1 1UD (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 100.0% |
| Percentage of properties with Full Fibre Broadband | 100.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband limitations in CO1 1UD (2020 data)
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Deprivation
77.6% of English postcodes are less deprived than
CO1 1UD:
Food Standards Agency
Three nearest food hygiene ratings to CO1 1UD (metres)
Johnsons Catering and Leisure
Cafe in the Park Cafe In The Park
171m
Putt in the Park
Banana Moon Day Nursery Colchester
➜ Get more ratings from the Food Standards Agency
Nearest post box to CO1 1UD
| | Last Collection | |
|---|
| Location | Mon-Fri | Sat | Distance |
|---|
| Northgate Street | 18:30 | 12:10 | 74m |
| Hippodrome High Street | 18:30 | 12:30 | 324m |
| Culver Street East | 18:30 | 12:30 | 360m |
CO1 1UD ITL and CO1 1UD LAU
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for CO1 1UD:
| ITL 1 Code | Name |
|---|
| TLH | East |
| ITL 2 Code | Name |
|---|
| TLH3 | Essex |
| ITL 3 Code | Name |
|---|
| TLH34 | Essex Haven Gateway |
| LAU 1 Code | Name |
|---|
| E07000071 | Colchester |
CO1 1UD census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for CO1 1UD:
| Code | Name |
|---|
| OA | E00109949 | |
|---|
| LSOA | E01021649 | Colchester 007D |
|---|
| MSOA | E02004512 | Colchester 007 |
|---|
Nearest postcodes to CO1 1UD