Aylesbury · HP21

Gas safety certificate in HP21 (Aylesbury)? We'll point you the right way.

Covering Aylesbury, Bedgrove, Elm Farm, Queens Park, Southcourt, Walton, Walton Court, including Aylesbury East, Aylesbury North, Aylesbury South East. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in HP21 (Aylesbury)

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Request a gas safety certificate in HP21 (Aylesbury)

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

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HP21 (Aylesbury) in a nutshell

HP21 covers Aylesbury, Bedgrove, Elm Farm, Queens Park, Southcourt, Walton, Walton Court, in Buckinghamshire. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for HP21

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Buckinghamshire council area

HP21 is in Buckinghamshire'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

HP21 stretches across Aylesbury East, Aylesbury North, Aylesbury South East and more, so give your full postcode, not just 'HP21', 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 Aylesbury run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Aylesbury: 77.3% 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 Aylesbury page. Always double-check on GOV.UK.

Next door to HP21

HP20 · AylesburyHP19 · AylesburyHP22 · Aston AbbottsHP17 · Aston SandfordHP27 · AskettHP23 · Aldbury

← Gas safety (CP12) across Aylesbury · all areas

Frequently asked questions

Which areas does HP21 cover?

HP21 (Aylesbury, Bedgrove, Elm Farm, Queens Park, Southcourt, Walton, Walton Court) includes the wards of Aylesbury East, Aylesbury North, Aylesbury South East, Aylesbury South West, Aylesbury West (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to HP21?

Neighbouring districts include HP20 (Aylesbury), HP19 (Aylesbury), HP22 (Aston Abbotts), HP17 (Aston Sandford), HP27 (Askett) (ONS Postcode Directory via Doogal). A pro covering HP21 may well cover these too, so it's worth asking.

How many homes are in HP21?

About 13,466 households and 33,493 residents at the 2011 Census, across 725 active postcodes (Doogal / ONS Postcode Directory).

Which council area is HP21 in?

HP21 sits in Buckinghamshire (postcodes.io). Parliamentary constituency: Aylesbury, Mid Buckinghamshire.

📊 The numbers behind this page
Postcode district
HP21 1
Areas covered
Aylesbury, Bedgrove, Elm Farm, Queens Park, Southcourt, Walton, Walton Court 2
Active postcodes
725 3
Households (2011 Census, via Doogal)
13,466 2
Population (2011 Census, via Doogal)
33,493 2
Electoral wards
Aylesbury East, Aylesbury North, Aylesbury South East, Aylesbury South West, Aylesbury West 4
Parliamentary constituencies
Aylesbury, Mid Buckinghamshire 4
Local authority
Buckinghamshire 4
Households heated by mains gas only (Aylesbury built-up area)
77.3% 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.