CO1 1

Postcode sector

234 live postcodes, all in Colchester.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Colchester. Open the map at CO1 1 for neighbourhoods and points. Open the map at CO1 1

Your MP

Pam CoxLabourMP for Colchester

As of 18 October 2026, from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Open in map

Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

11 of Colchester’s 117 neighbourhoods are in England’s most deprived 20%.

Colchester, the council that holds 100% of CO1 1

Average house price

£297,824

Down 0.5% in a year

HM Land Registry · Jul 2026

Median full-time pay

£39,353

153rd highest paid of 348

ONS earnings survey · 2025

House price to pay

7.6×

155th least affordable of 348

Worked out by Open Index

Deprivation score

17.3

126th least deprived of 296

MHCLG · England only

Everything about Colchester

Postcodes in CO1 1

CO1 1AAColchester
CO1 1AGColchester
CO1 1AHColchester
CO1 1AJColchester
CO1 1ANColchester
CO1 1APColchester
CO1 1AQColchester
CO1 1ATColchester
CO1 1AUColchester
CO1 1AWColchester
CO1 1AZColchester
CO1 1BEColchester
CO1 1BGColchester
CO1 1BQColchester
CO1 1BTColchester
CO1 1BXColchester
CO1 1BYColchester
CO1 1BZColchester
CO1 1DAColchester
CO1 1DBColchester
CO1 1DFColchester
CO1 1DGColchester
CO1 1DHColchester
CO1 1DJColchester
CO1 1DLColchester
CO1 1DNColchester
CO1 1DQColchester
CO1 1DSColchester
CO1 1DUColchester
CO1 1DXColchester
CO1 1DZColchester
CO1 1EAColchester
CO1 1EDColchester
CO1 1EEColchester
CO1 1EGColchester
CO1 1EHColchester
CO1 1EJColchester
CO1 1ELColchester
CO1 1ENColchester
CO1 1EQColchester
CO1 1ESColchester
CO1 1EUColchester
CO1 1EWColchester
CO1 1EYColchester
CO1 1EZColchester
CO1 1FAColchester
CO1 1FBColchester
CO1 1FFColchester
CO1 1FQColchester
CO1 1FWColchester
CO1 1GDColchester
CO1 1GJColchester
CO1 1GPColchester
CO1 1GQColchester
CO1 1GXColchester
CO1 1GYColchester
CO1 1HAColchester
CO1 1HBColchester
CO1 1HDColchester
CO1 1HEColchester
CO1 1HFColchester
CO1 1HGColchester
CO1 1HJColchester
CO1 1HLColchester
CO1 1HNColchester
CO1 1HPColchester
CO1 1HQColchester
CO1 1HRColchester
CO1 1HSColchester
CO1 1HUColchester
CO1 1HWColchester
CO1 1HZColchester
CO1 1JBColchester
CO1 1JGColchester
CO1 1JHColchester
CO1 1JJColchester
CO1 1JNColchester
CO1 1JQColchester
CO1 1JRColchester
CO1 1JSColchester
CO1 1JTColchester
CO1 1JWColchester
CO1 1JXColchester
CO1 1JZColchester
CO1 1LBColchester
CO1 1LDColchester
CO1 1LEColchester
CO1 1LFColchester
CO1 1LGColchester
CO1 1LHColchester
CO1 1LJColchester
CO1 1LNColchester
CO1 1LQColchester
CO1 1LSColchester
CO1 1LUColchester
CO1 1LXColchester
CO1 1LYColchester
CO1 1NFColchester
CO1 1NGColchester
CO1 1NHColchester
CO1 1NJColchester
CO1 1NNColchester
CO1 1NPColchester
CO1 1NQColchester
CO1 1NSColchester
CO1 1NTColchester
CO1 1NUColchester
CO1 1NXColchester
CO1 1NYColchester
CO1 1NZColchester
CO1 1PAColchester
CO1 1PBColchester
CO1 1PEColchester
CO1 1PGColchester
CO1 1PJColchester
CO1 1PNColchester
CO1 1PRColchester
CO1 1PTColchester
CO1 1PWColchester
CO1 1PXColchester
CO1 1PYColchester
CO1 1QDColchester
CO1 1QEColchester
CO1 1QGColchester
CO1 1QHColchester
CO1 1QJColchester
CO1 1QPColchester
CO1 1QRColchester
CO1 1QSColchester
CO1 1QTColchester
CO1 1QWColchester
CO1 1QXColchester
CO1 1QYColchester
CO1 1RAColchester
CO1 1RBColchester
CO1 1RDColchester
CO1 1REColchester
CO1 1RHColchester
CO1 1RJColchester
CO1 1RLColchester
CO1 1RNColchester
CO1 1RPColchester
CO1 1RQColchester
CO1 1RRColchester
CO1 1RSColchester
CO1 1RTColchester
CO1 1RUColchester
CO1 1RXColchester
CO1 1RYColchester
CO1 1RZColchester
CO1 1SAColchester
CO1 1SBColchester
CO1 1SEColchester
CO1 1SFColchester
CO1 1SGColchester
CO1 1SHColchester
CO1 1SJColchester
CO1 1SNColchester
CO1 1SPColchester
CO1 1SQColchester
CO1 1SRColchester
CO1 1SSColchester
CO1 1STColchester
CO1 1SUColchester
CO1 1SZColchester
CO1 1TBColchester
CO1 1TDColchester
CO1 1TGColchester
CO1 1THColchester
CO1 1TJColchester
CO1 1TLColchester
CO1 1TNColchester
CO1 1TPColchester
CO1 1TSColchester
CO1 1TTColchester
CO1 1TWColchester
CO1 1TYColchester
CO1 1UAColchester
CO1 1UBColchester
CO1 1UDColchester
CO1 1UEColchester
CO1 1UFColchester
CO1 1UGColchester
CO1 1ULColchester
CO1 1UNColchester
CO1 1UPColchester
CO1 1URColchester
CO1 1USColchester
CO1 1UTColchester
CO1 1UUColchester
CO1 1UWColchester
CO1 1UXColchester
CO1 1UZColchester
CO1 1WAColchester
CO1 1WBColchester
CO1 1WDColchester
CO1 1WEColchester
CO1 1WFColchester
CO1 1WGColchester
CO1 1WJColchester
CO1 1WNColchester
CO1 1WQColchester
CO1 1WRColchester
CO1 1WWColchester
CO1 1XAColchester
CO1 1XDColchester
CO1 1XFColchester
CO1 1XJColchester
CO1 1XLColchester
CO1 1XNColchester
CO1 1XPColchester
CO1 1XRColchester
CO1 1XSColchester
CO1 1XTColchester
CO1 1XWColchester
CO1 1XXColchester
CO1 1XYColchester
CO1 1XZColchester
CO1 1YAColchester
CO1 1YDColchester
CO1 1YEColchester
CO1 1YFColchester
CO1 1YHColchester
CO1 1YNColchester
CO1 1ZAColchester
CO1 1ZEColchester
CO1 1ZHColchester
CO1 1ZPColchester
CO1 1ZRColchester
CO1 1ZSColchester
CO1 1ZTColchester
CO1 1ZUColchester
CO1 1ZXColchester
CO1 1ZYColchester