Wigan · WN1

Gas safety certificate in WN1 (Haigh)? We'll point you the right way.

Covering Haigh, Ince, Swinley, Wigan, including Aspull, New Springs & Whelley, Horwich South & Blackrod, Standish with Langtree. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in WN1 (Haigh)

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Request a gas safety certificate in WN1 (Haigh)

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

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WN1 (Haigh) in a nutshell

WN1 covers Haigh, Ince, Swinley, Wigan, in Bolton and Wigan. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for WN1

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Two councils in one district

WN1 is split between Bolton and Wigan. 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

WN1 stretches across Aspull, New Springs & Whelley, Horwich South & Blackrod, Ince and more, so give your full postcode, not just 'WN1', when you ask for quotes.

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

Lots of old WN1 postcodes have been retired. If an old letter shows a different postcode, use your current one.

Where's this from?Doogal/ONSPD: 690 of 1,296 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 Wigan page. Always double-check on GOV.UK.

Next door to WN1

WN3 · Goose GreenWN2 · AbramWN6 · Appley BridgeWN4 · Ashton-in-MakerfieldWN5 · BillingeWA12 · Newton-le-Willows

← Gas safety (CP12) across Wigan · all areas

Frequently asked questions

Which areas does WN1 cover?

WN1 (Haigh, Ince, Swinley, Wigan) includes the wards of Aspull, New Springs & Whelley, Horwich South & Blackrod, Ince, Standish with Langtree, Wigan Central, Wigan West (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to WN1?

Neighbouring districts include WN3 (Goose Green), WN2 (Abram), WN6 (Appley Bridge), WN4 (Ashton-in-Makerfield), WN5 (Billinge) (ONS Postcode Directory via Doogal). A pro covering WN1 may well cover these too, so it's worth asking.

How many homes are in WN1?

About 9,073 households and 19,742 residents at the 2011 Census, across 690 active postcodes (Doogal / ONS Postcode Directory).

Which council area is WN1 in?

WN1 sits in Bolton, Wigan (postcodes.io). Parliamentary constituency: Bolton West, Wigan.

📊 The numbers behind this page
Postcode district
WN1 1
Areas covered
Haigh, Ince, Swinley, Wigan 2
Active postcodes
690 3
Households (2011 Census, via Doogal)
9,073 2
Population (2011 Census, via Doogal)
19,742 2
Electoral wards
Aspull, New Springs & Whelley, Horwich South & Blackrod, Ince, Standish with Langtree, Wigan Central, Wigan West 4
Parliamentary constituencies
Bolton West, Wigan 4
Local authority
Bolton, Wigan 4
Households heated by mains gas only (Wigan built-up area)
81.8% 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.