Hatfield · AL10

Gas safety certificate in AL10 (Hatfield)? We'll point you the right way.

Covering Hatfield, including Hatfield Central, Hatfield East, Hatfield South West. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in AL10 (Hatfield)

No gas safety engineer listed for AL10 (Hatfield) yet. Tell us what you need and we'll find you a registered gas safety engineer, free.

Request a gas safety certificate in AL10 (Hatfield)

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

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AL10 (Hatfield) in a nutshell

AL10 covers Hatfield, in Welwyn Hatfield. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for AL10

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Welwyn Hatfield council area

AL10 is in Welwyn Hatfield'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

AL10 stretches across Hatfield Central, Hatfield East, Hatfield South West and more, so give your full postcode, not just 'AL10', 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 Hatfield run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Hatfield: 76.6% 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.

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

Next door to AL10

AL9 · HatfieldAL8 · Welwyn Garden CityAL4 · St AlbansAL7 · Welwyn Garden CityAL1 · St AlbansAL6 · Welwyn

← Gas safety (CP12) across Hatfield · all areas

Frequently asked questions

Which areas does AL10 cover?

AL10 (Hatfield) includes the wards of Hatfield Central, Hatfield East, Hatfield South West, Hatfield Villages, Welham Green and Hatfield South (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to AL10?

Neighbouring districts include AL9 (Hatfield), AL8 (Welwyn Garden City), AL4 (St Albans), AL7 (Welwyn Garden City), AL1 (St Albans) (ONS Postcode Directory via Doogal). A pro covering AL10 may well cover these too, so it's worth asking.

How many homes are in AL10?

About 12,424 households and 35,391 residents at the 2011 Census, across 786 active postcodes (Doogal / ONS Postcode Directory).

Which council area is AL10 in?

AL10 sits in Welwyn Hatfield (postcodes.io). Parliamentary constituency: Welwyn Hatfield.

📊 The numbers behind this page
Postcode district
AL10 1
Areas covered
Hatfield 2
Active postcodes
786 3
Households (2011 Census, via Doogal)
12,424 2
Population (2011 Census, via Doogal)
35,391 2
Electoral wards
Hatfield Central, Hatfield East, Hatfield South West, Hatfield Villages, Welham Green and Hatfield South 4
Parliamentary constituencies
Welwyn Hatfield 4
Local authority
Welwyn Hatfield 4
Households heated by mains gas only (Hatfield built-up area)
76.6% 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.