Liverpool · L31
Gas safety certificate in L31 (Maghull)? We'll point you the right way.
Covering Maghull, Lydiate, Melling, Waddicar, including Aintree & Maghull South, Lydiate & Maghull West, Maghull East. Find Gas Safe registered engineers nearby.
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Request a gas safety certificate in L31 (Maghull)
How to check a gas safety engineer is registered: see the Liverpool page.
L31 (Maghull) in a nutshell
L31 covers Maghull, Lydiate, Melling, Waddicar, in Knowsley and Sefton and West Lancashire. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for L31
Two councils in one district
L31 is split between Knowsley and Sefton and West Lancashire. Some councils run their own landlord licensing, so check which one your home is in.
Where's this from?
postcodes.io (ONSPD) local authorityGive your full postcode
L31 stretches across Aintree & Maghull South, Lydiate & Maghull West, Maghull East and more, so give your full postcode, not just 'L31', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsEngland 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 L31
Frequently asked questions
Which areas does L31 cover?
L31 (Maghull, Lydiate, Melling, Waddicar) includes the wards of Aintree & Maghull South, Lydiate & Maghull West, Maghull East, Rural South, Rural West, Whitefield (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to L31?
Neighbouring districts include L10 (Aintree Village), L29 (Lunt), L30 (Bootle), L9 (Aintree) (ONS Postcode Directory via Doogal). A pro covering L31 may well cover these too, so it's worth asking.
How many homes are in L31?
About 12,548 households and 30,659 residents at the 2011 Census, across 793 active postcodes (Doogal / ONS Postcode Directory).
Which council area is L31 in?
L31 sits in Knowsley, Sefton, West Lancashire (postcodes.io). Parliamentary constituency: Knowsley, Sefton Central, West Lancashire.
📊 The numbers behind this page
- Postcode district
- L31 1
- Areas covered
- Maghull, Lydiate, Melling, Waddicar 2
- Active postcodes
- 793 3
- Households (2011 Census, via Doogal)
- 12,548 2
- Population (2011 Census, via Doogal)
- 30,659 2
- Electoral wards
- Aintree & Maghull South, Lydiate & Maghull West, Maghull East, Rural South, Rural West, Whitefield 4
- Parliamentary constituencies
- Knowsley, Sefton Central, West Lancashire 4
- Local authority
- Knowsley, Sefton, West Lancashire 4
- ONS Postcode Directory
- Doogal
- Doogal / ONSPD
- postcodes.io
Made with open data. See where it all comes from. Updated 26 October 2026.