Grimsby · DN37
Gas safety certificate in DN37 (Ashby-cum-Fenby)? We'll point you the right way.
Covering Ashby-cum-Fenby, Barnoldby-le-Beck, Beelsby, Bradley, Brocklesby, Great Coates, Great Limber, Irby-upon-Humber, Laceby, Waltham, including Caistor and Yarborough, Ferry, Freshney. Find Gas Safe registered engineers nearby.
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Request a gas safety certificate in DN37 (Ashby-cum-Fenby)
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Request a gas safety certificate in DN37 (Ashby-cum-Fenby)
How to check a gas safety engineer is registered: see the Grimsby page.
DN37 (Ashby-cum-Fenby) in a nutshell
DN37 covers Ashby-cum-Fenby, Barnoldby-le-Beck, Beelsby, Bradley, Brocklesby, Great Coates, Great Limber, Irby-upon-Humber, Laceby, Waltham, in East Lindsey and North East Lincolnshire and North Lincolnshire and West Lindsey. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for DN37
Two councils in one district
DN37 is split between East Lindsey and North East Lincolnshire and North Lincolnshire and West Lindsey. 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
DN37 stretches across Caistor and Yarborough, Ferry, Freshney and more, so give your full postcode, not just 'DN37', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsMostly mains gas round here
Most homes in Grimsby run on mains gas, so a standard boiler-and-hob check is what most people need.
Where's this from?
ONS Census 2021, Grimsby: 83.2% mains gas onlyEngland 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 Grimsby page. Always double-check on GOV.UK.
Next door to DN37
Frequently asked questions
Which areas does DN37 cover?
DN37 (Ashby-cum-Fenby, Barnoldby-le-Beck, Beelsby, Bradley, Brocklesby, Great Coates, Great Limber, Irby-upon-Humber, Laceby, Waltham) includes the wards of Caistor and Yarborough, Ferry, Freshney, Holton-le-Clay & North Thoresby, Scartho, South, Waltham, Wolds, Wold View (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to DN37?
Neighbouring districts include DN34 (Grimsby), DN33 (Grimsby), DN41 (Healing), DN31 (Grimsby), DN32 (Grimsby) (ONS Postcode Directory via Doogal). A pro covering DN37 may well cover these too, so it's worth asking.
How many homes are in DN37?
About 9,205 households and 21,707 residents at the 2011 Census, across 674 active postcodes (Doogal / ONS Postcode Directory).
Which council area is DN37 in?
DN37 sits in East Lindsey, North East Lincolnshire, North Lincolnshire, West Lindsey (postcodes.io). Parliamentary constituency: Brigg and Immingham, Gainsborough, Great Grimsby and Cleethorpes, Louth and Horncastle.
📊 The numbers behind this page
- Postcode district
- DN37 1
- Areas covered
- Ashby-cum-Fenby, Barnoldby-le-Beck, Beelsby, Bradley, Brocklesby, Great Coates, Great Limber, Irby-upon-Humber, Laceby, Waltham 2
- Active postcodes
- 674 3
- Households (2011 Census, via Doogal)
- 9,205 2
- Population (2011 Census, via Doogal)
- 21,707 2
- Electoral wards
- Caistor and Yarborough, Ferry, Freshney, Holton-le-Clay & North Thoresby, Scartho, South, Waltham, Wolds … 4
- Parliamentary constituencies
- Brigg and Immingham, Gainsborough, Great Grimsby and Cleethorpes, Louth and Horncastle 4
- Local authority
- East Lindsey, North East Lincolnshire, North Lincolnshire, West Lindsey 4
- Households heated by mains gas only (Grimsby built-up area)
- 83.2% 5
- ONS Postcode Directory
- Doogal
- Doogal / ONSPD
- postcodes.io
- ONS Census 2021
Made with open data. See where it all comes from. Updated 26 October 2026.