Dartford · DA1

Gas safety certificate in DA1 (Dartford)? We'll point you the right way.

Covering Dartford, Crayford, Barnes Cray, including Barnehurst, Brent, Bridge. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in DA1 (Dartford)

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Request a gas safety certificate in DA1 (Dartford)

How to check a gas safety engineer is registered: see the Dartford page.

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DA1 (Dartford) in a nutshell

DA1 covers Dartford, Crayford, Barnes Cray, in Bexley and Dartford. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DA1

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Two councils in one district

DA1 is split between Bexley and Dartford. Some councils run their own landlord licensing, so check which one your home is in.

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

DA1 stretches across Barnehurst, Brent, Bridge and more, so give your full postcode, not just 'DA1', 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 Dartford run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Dartford: 79.7% 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.

More detail on the Dartford page. Always double-check on GOV.UK.

Next door to DA1

DA2 · DartfordDA8 · ErithDA5 · BexleyDA9 · GreenhitheDA4 · DartfordRM19 · Purfleet

← Gas safety (CP12) across Dartford · all areas

Frequently asked questions

Which areas does DA1 cover?

DA1 (Dartford, Crayford, Barnes Cray) includes the wards of Barnehurst, Brent, Bridge, Burnham, Crayford, Heath, Newtown, Princes, Temple Hill, Town, West Hill, Wilmington, Sutton-at-Hone & Hawley (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DA1?

Neighbouring districts include DA2 (Dartford), DA8 (Erith), DA5 (Bexley), DA9 (Greenhithe), DA4 (Dartford) (ONS Postcode Directory via Doogal). A pro covering DA1 may well cover these too, so it's worth asking.

How many homes are in DA1?

About 21,912 households and 53,065 residents at the 2011 Census, across 1,266 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DA1 in?

DA1 sits in Bexley, Dartford (postcodes.io). Parliamentary constituency: Bexleyheath and Crayford, Dartford, Sevenoaks.

📊 The numbers behind this page
Postcode district
DA1 1
Areas covered
Dartford, Crayford, Barnes Cray 2
Active postcodes
1,266 3
Households (2011 Census, via Doogal)
21,912 2
Population (2011 Census, via Doogal)
53,065 2
Electoral wards
Barnehurst, Brent, Bridge, Burnham, Crayford, Heath, Newtown, Princes … 4
Parliamentary constituencies
Bexleyheath and Crayford, Dartford, Sevenoaks 4
Local authority
Bexley, Dartford 4
Households heated by mains gas only (Dartford built-up area)
79.7% 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.