Doncaster · DN3

Gas safety certificate in DN3 (Armthorpe)? We'll point you the right way.

Covering Armthorpe, Barnby Dun, Branton, Edenthorpe, Kirk Sandall, including Edenthorpe & Kirk Sandall, Finningley, Hatfield. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in DN3 (Armthorpe)

No gas safety engineer listed for DN3 (Armthorpe) yet. Tell us what you need and we'll find you a registered gas safety engineer, free.

Request a gas safety certificate in DN3 (Armthorpe)

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

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DN3 (Armthorpe) in a nutshell

DN3 covers Armthorpe, Barnby Dun, Branton, Edenthorpe, Kirk Sandall, in Doncaster. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DN3

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Doncaster council area

DN3 is in Doncaster'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

DN3 stretches across Armthorpe, Edenthorpe & Kirk Sandall, Finningley and more, so give your full postcode, not just 'DN3', 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 Doncaster run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Doncaster: 79.8% 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 Doncaster page. Always double-check on GOV.UK.

Next door to DN3

DN2 · IntakeDN1 · Doncaster town centreDN7 · DunsvilleDN4 · BalbyDN11 · HarworthDN5 · Arksey

← Gas safety (CP12) across Doncaster · all areas

Frequently asked questions

Which areas does DN3 cover?

DN3 (Armthorpe, Barnby Dun, Branton, Edenthorpe, Kirk Sandall) includes the wards of Armthorpe, Edenthorpe & Kirk Sandall, Finningley, Hatfield, Hexthorpe & Balby North, Stainforth & Barnby Dun (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DN3?

Neighbouring districts include DN2 (Intake), DN1 (Doncaster town centre), DN7 (Dunsville), DN4 (Balby) (ONS Postcode Directory via Doogal). A pro covering DN3 may well cover these too, so it's worth asking.

How many homes are in DN3?

About 12,822 households and 30,084 residents at the 2011 Census, across 742 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DN3 in?

DN3 sits in Doncaster (postcodes.io). Parliamentary constituency: Doncaster Central, Doncaster East and the Isle of Axholme, Doncaster North.

📊 The numbers behind this page
Postcode district
DN3 1
Areas covered
Armthorpe, Barnby Dun, Branton, Edenthorpe, Kirk Sandall 2
Active postcodes
742 3
Households (2011 Census, via Doogal)
12,822 2
Population (2011 Census, via Doogal)
30,084 2
Electoral wards
Armthorpe, Edenthorpe & Kirk Sandall, Finningley, Hatfield, Hexthorpe & Balby North, Stainforth & Barnby Dun 4
Parliamentary constituencies
Doncaster Central, Doncaster East and the Isle of Axholme, Doncaster North 4
Local authority
Doncaster 4
Households heated by mains gas only (Doncaster built-up area)
79.8% 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.