| Postcode | CO1 1RP | 
|---|---|
| Post Town | Colchester | 
| Nearest station | Colchester (1 km) | 
| Bus stops | Causton Road (N) The Albert (N) Causton Road (S) Middleborough (N) Middleborough (S) Railway Station Layby (S) | 
| Roads in this postcode | |
| Number of UPRNs | 8 View | 
| Known addresses | 1 John Harper Street, Colchester 3 John Harper Street, Colchester 4 John Harper Street, Colchester 6 John Harper Street, Colchester | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.895897 | |
|---|---|---|
| Longitude | 0.895051 | |
| Easting | 599290 | |
| Northing | 225888 | |
| Grid reference | TL992258 | |
| UTM reference | 31U 355166 5751553 | |
| what3words | switch.lifts.output | |
| FixPhrase | crisped majestic surgical volley | |
| Plus code | 9F32VVWW+92 | |
| Altitude | 11 metres (37 feet) | |
| Sunrise (today) | 6:50 | |
| Sunset (today) | 16:32 | |
| Distance away | ||
| Distance to sea | 6.8 KMs (4.2 miles) | 
| Parish | Colchester, unparished area | E43000228 | 
|---|---|---|
| Ward | Castle | E05010828 | 
| Local Authority District | Colchester | E07000071 | 
| County Electoral Division | Abbey | E58000402 | 
| Local Authority | Essex | E10000012 | 
| County | Essex | E10000012 | 
| Constituency (2024) | Colchester | E14001176 | 
| MP | Pam Cox | Labour | 
| Police force | Essex | |
| Water company | Anglian Water | |
| NUTS/ITL 3 | Essex Haven Gateway | |
| NUTS/ITL 2 | Essex | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | October 1985 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 8 | |
|---|---|---|
| Households (2011) | 5 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Colchester | E63011220 | 
| Census output area (2021) | E00109974 | |
| Census output area (2011) | 4A2 | |
| Lower layer super output area (2021) | Colchester 007E | E01021650 | 
| Lower layer super output area (2011) | Colchester 007E | E01021650 | 
| Middle layer super output area (2021) | Central Colchester | E02004512 | 
| Middle layer super output area (2011) | Central Colchester | E02004512 | 
| Travel to work area | Colchester | E30000193 | 
| Average property price in Colchester | £310,274 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 3 John Harper Street, Colchester | Terraced (freehold) | Jul 2023 | £199,379 | 
| 6 John Harper Street, Colchester | Terraced (freehold) | Jan 2022 | £197,000 | 
| Terraced (freehold) | Jul 2006 | £148,000 | |
| Terraced (freehold) | Feb 2005 | £90,000 | |
| 1 John Harper Street, Colchester | Terraced (freehold) | Jun 2019 | £178,000 | 
| 4 John Harper Street, Colchester | Terraced (freehold) | Jan 2000 | £63,995 | 
| Terraced (freehold) | Oct 1998 | £48,000 |