Halstead · CO9

Gas safety certificate in CO9 (Halstead)? We'll point you the right way.

Covering Halstead, including Bumpstead, Coggeshall, Gosfield & Greenstead Green. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in CO9 (Halstead)

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CO9 (Halstead) in a nutshell

CO9 covers Halstead, in Braintree. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for CO9

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Braintree council area

CO9 is in Braintree's area. Some councils run their own landlord licensing, so it's worth checking theirs.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

CO9 stretches across Bumpstead, Coggeshall, Gosfield & Greenstead Green and more, so give your full postcode, not just 'CO9', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Mostly mains gas round here

Most homes in Halstead run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Halstead: 74.6% mains gas only
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New to gas safety certificates? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • Every year: a check by a Gas Safe registered engineer.
  • Within 28 days: give your tenants a copy (new tenants get it before they move in).
  • Keep it: hang on to records for at least 2 years.

Always double-check on GOV.UK.

Next door to CO9

CM7 · BraintreeCM77 · BraintreeCO8 · BuresCM8 · WithamCO10 · SudburyCO6 · Colchester

all areas

Frequently asked questions

Which areas does CO9 cover?

CO9 (Halstead) includes the wards of Bumpstead, Coggeshall, Gosfield & Greenstead Green, Halstead St Andrew's, Halstead Trinity, Hedingham, Stour Valley North, Stour Valley South, The Colnes, Three Fields, Yeldham (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to CO9?

Neighbouring districts include CM7 (Braintree), CM77 (Braintree), CO8 (Bures), CM8 (Witham), CO10 (Sudbury) (ONS Postcode Directory via Doogal). A pro covering CO9 may well cover these too, so it's worth asking.

How many homes are in CO9?

About 10,748 households and 25,189 residents at the 2011 Census, across 928 active postcodes (Doogal / ONS Postcode Directory).

Which council area is CO9 in?

CO9 sits in Braintree (postcodes.io). Parliamentary constituency: Braintree, Witham.

📊 The numbers behind this page
Postcode district
CO9 1
Areas covered
Halstead 2
Active postcodes
928 3
Households (2011 Census, via Doogal)
10,748 2
Population (2011 Census, via Doogal)
25,189 2
Electoral wards
Bumpstead, Coggeshall, Gosfield & Greenstead Green, Halstead St Andrew's, Halstead Trinity, Hedingham, Stour Valley North, Stour Valley South … 4
Parliamentary constituencies
Braintree, Witham 4
Local authority
Braintree 4
Households heated by mains gas only (Halstead built-up area)
74.6% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.