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CO6

Postcode district

Postcode district covering Coggeshall, in Colchester, Braintree and Babergh.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CO6 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 8% of people in CO6 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£400,000
Joint 587th most expensive of 2,235
Worked out by Open Index
Population
28,978
981st most populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
8%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
88.6%
UK 87.8%
Ofcom · Jan 2026

How CO6 compares

Each dot is a postcode district. The black line marks the middle one.

CO6Middle
Median sale price16 postcode districts, CO · 2025
Median sale price: every postcode district in CO16 areas from £236,000 to £447,500. The middle area is £330,000. CO6 is £400,000.
£400,0002nd most expensive
Population16 postcode districts, CO · 2021
Population: every postcode district in CO16 areas from 2,441 to 53,410. The middle area is 28,435. CO6 is 28,978.
28,9788th most populated
People in radon Affected Area squares16 postcode districts, CO · 2022
People in radon Affected Area squares: every postcode district in CO16 areas from 0.0% to 49.0%. The middle area is 0.0%. CO6 is 8.0%.
8%3rd most people in radon Affected Areas
Gigabit broadband coverage16 postcode districts, CO · Jan 2026
Gigabit broadband coverage: every postcode district in CO16 areas from 49.7% to 93.3%. The middle area is 79.9%. CO6 is 88.6%.
88.6%4th highest

Is CO6 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CO6 at a rate of 37.2 per 1,000 people.

That compares with 83.5 per 1,000 people across the CO postcode area.

In August 2026 alone, 104 cases of crime and anti-social behaviour were recorded in CO6.

In the 12 months to August 2026, the most common types were violence and sexual offences (534), other crime (204) and vehicle crime (99).

A year earlier, the recorded crime rate in CO6 was 38.8 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in CO6, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CO6 has no single figure. Of its 17 neighbourhoods with a rank:
  • Decile 4: 3 neighbourhoods
  • Decile 6: 4 neighbourhoods
  • Decile 7: 4 neighbourhoods
  • Decile 8: 4 neighbourhoods
  • Decile 9: 1 neighbourhood
  • Decile 10 (England’s least deprived 10%): 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in CO6

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Babergh 009B1,79532.0 per 1,000779.3%
Babergh 009D1,85625.1 per 1,000686.2%
Braintree 006C1,79124.2 per 1,000789.0%
Braintree 006D1,81829.6 per 1,000894.4%
Braintree 006E1,86234.6 per 1,000498.0%
Braintree 014A1,78461.1 per 1,000689.2%
Braintree 014B1,58033.7 per 1,000496.8%
Braintree 014C1,80338.4 per 1,000985.8%
Colchester 001D2,02244.2 per 1,000897.5%
Colchester 003A1,48830.8 per 1,000793.0%
Colchester 003B1,66427.9 per 1,0001082.8%
Colchester 003C1,64665.7 per 1,000675.5%
Colchester 010B1,54524.8 per 1,000788.9%
Colchester 010C1,13531.6 per 1,000690.9%
Colchester 010D1,21542.2 per 1,000895.9%
Colchester 010E1,40280.7 per 1,000481.3%
Colchester 010G1,72630.9 per 1,000865.9%

MPs for CO6

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

Middle areas in CO64

Postcode sectors in CO65

Councils CO6 covers3

Postcode districts next to CO610

Nearest rail stations2

More in the CO postcode area2

CO6 in brief

CO6 is a postcode district covering Coggeshall, in Colchester, Braintree and Babergh.

About 30,156 people lived in CO6 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £400,000 in 2025 across 490 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 37.2 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CO6 was £400,000 in 2025.

CO6 had 28,978 usual residents at the census.

About 8% of people in CO6 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In CO6, 88.6% of homes and businesses could get gigabit-capable broadband in January 2026.