Birmingham · B21

Gas safety certificate in B21 (Handsworth)? We'll point you the right way.

Covering Handsworth, including Handsworth Wood, Holyhead, Lozells. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in B21 (Handsworth)

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Request a gas safety certificate in B21 (Handsworth)

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B21 (Handsworth) in a nutshell

B21 covers Handsworth, in Birmingham and Sandwell. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for B21

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Two councils in one district

B21 is split between Birmingham and Sandwell. 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

B21 stretches across Handsworth, Handsworth Wood, Holyhead and more, so give your full postcode, not just 'B21', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Postcodes change here

Lots of old B21 postcodes have been retired. If an old letter shows a different postcode, use your current one.

Where's this from?Doogal/ONSPD: 437 of 787 postcodes active
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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 Birmingham page. Always double-check on GOV.UK.

Next door to B21

B20 · BirchfieldB18 · Winson GreenB16 · EdgbastonB19 · LozellsB66 · SmethwickB15 · Edgbaston

← Gas safety (CP12) across Birmingham · all areas

Frequently asked questions

Which areas does B21 cover?

B21 (Handsworth) includes the wards of Handsworth, Handsworth Wood, Holyhead, Lozells, Soho & Jewellery Quarter, West Bromwich Central (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to B21?

Neighbouring districts include B20 (Birchfield), B18 (Winson Green), B16 (Edgbaston), B19 (Lozells), B66 (Smethwick) (ONS Postcode Directory via Doogal). A pro covering B21 may well cover these too, so it's worth asking.

How many homes are in B21?

About 9,638 households and 29,626 residents at the 2011 Census, across 437 active postcodes (Doogal / ONS Postcode Directory).

Which council area is B21 in?

B21 sits in Birmingham, Sandwell (postcodes.io). Parliamentary constituency: Birmingham Ladywood, Birmingham Perry Barr, West Bromwich.

📊 The numbers behind this page
Postcode district
B21 1
Areas covered
Handsworth 2
Active postcodes
437 3
Households (2011 Census, via Doogal)
9,638 2
Population (2011 Census, via Doogal)
29,626 2
Electoral wards
Handsworth, Handsworth Wood, Holyhead, Lozells, Soho & Jewellery Quarter, West Bromwich Central 4
Parliamentary constituencies
Birmingham Ladywood, Birmingham Perry Barr, West Bromwich 4
Local authority
Birmingham, Sandwell 4
Households heated by mains gas only (Birmingham built-up area)
74.0% 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.