Liverpool · L18

Gas safety certificate in L18 (Allerton)? We'll point you the right way.

Covering Allerton, Mossley Hill, including Calderstones, Church, Greenbank Park. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in L18 (Allerton)

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Request a gas safety certificate in L18 (Allerton)

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

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L18 (Allerton) in a nutshell

L18 covers Allerton, Mossley Hill, in Liverpool. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for L18

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Liverpool council area

L18 is in Liverpool'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

L18 stretches across Allerton, Calderstones, Church and more, so give your full postcode, not just 'L18', 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 Liverpool run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Liverpool: 78.1% 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 Liverpool page. Always double-check on GOV.UK.

Next door to L18

L19 · AigburthL15 · WavertreeL16 · BroadgreenL17 · AigburthL13 · ClubmoorL25 · Belle Vale

← Gas safety (CP12) across Liverpool · all areas

Frequently asked questions

Which areas does L18 cover?

L18 (Allerton, Mossley Hill) includes the wards of Allerton, Calderstones, Church, Greenbank Park, Mossley Hill, Penny Lane, Springwood, Woolton Village (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to L18?

Neighbouring districts include L19 (Aigburth), L15 (Wavertree), L16 (Broadgreen), L17 (Aigburth), L13 (Clubmoor) (ONS Postcode Directory via Doogal). A pro covering L18 may well cover these too, so it's worth asking.

How many homes are in L18?

About 11,610 households and 28,154 residents at the 2011 Census, across 556 active postcodes (Doogal / ONS Postcode Directory).

Which council area is L18 in?

L18 sits in Liverpool (postcodes.io). Parliamentary constituency: Liverpool Garston, Liverpool Wavertree.

📊 The numbers behind this page
Postcode district
L18 1
Areas covered
Allerton, Mossley Hill 2
Active postcodes
556 3
Households (2011 Census, via Doogal)
11,610 2
Population (2011 Census, via Doogal)
28,154 2
Electoral wards
Allerton, Calderstones, Church, Greenbank Park, Mossley Hill, Penny Lane, Springwood, Woolton Village 4
Parliamentary constituencies
Liverpool Garston, Liverpool Wavertree 4
Local authority
Liverpool 4
Households heated by mains gas only (Liverpool built-up area)
78.1% 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.