Carlisle · CA4
Gas safety certificate in CA4 (Warwick Bridge)? We'll point you the right way.
Covering Warwick Bridge, Wetheral, Cumwhinton, Armathwaite, including Alston and Fellside, Corby and Hayton, Dalston and Burgh. Find Gas Safe registered engineers nearby.
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Request a gas safety certificate in CA4 (Warwick Bridge)
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Request a gas safety certificate in CA4 (Warwick Bridge)
How to check a gas safety engineer is registered: see the Carlisle page.
CA4 (Warwick Bridge) in a nutshell
CA4 covers Warwick Bridge, Wetheral, Cumwhinton, Armathwaite, in Cumberland and Westmorland and Furness. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for CA4
Two councils in one district
CA4 is split between Cumberland and Westmorland and Furness. 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
CA4 stretches across Alston and Fellside, Corby and Hayton, Dalston and Burgh and more, so give your full postcode, not just 'CA4', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsMostly mains gas round here
Most homes in Carlisle run on mains gas, so a standard boiler-and-hob check is what most people need.
Where's this from?
ONS Census 2021, Carlisle: 80.4% 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 Carlisle page. Always double-check on GOV.UK.
Next door to CA4
Frequently asked questions
Which areas does CA4 cover?
CA4 (Warwick Bridge, Wetheral, Cumwhinton, Armathwaite) includes the wards of Alston and Fellside, Corby and Hayton, Dalston and Burgh, Hesket and Lazonby, Houghton and Irthington, Wetheral (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to CA4?
Neighbouring districts include CA1 (Carlisle East), CA2 (Carlisle South West), CA3 (Carlisle North), CA6 (Longtown) (ONS Postcode Directory via Doogal). A pro covering CA4 may well cover these too, so it's worth asking.
How many homes are in CA4?
About 4,014 households and 9,189 residents at the 2011 Census, across 478 active postcodes (Doogal / ONS Postcode Directory).
Which council area is CA4 in?
CA4 sits in Cumberland, Westmorland and Furness (postcodes.io). Parliamentary constituency: Carlisle, Penrith and Solway.
📊 The numbers behind this page
- Postcode district
- CA4 1
- Areas covered
- Warwick Bridge, Wetheral, Cumwhinton, Armathwaite 2
- Active postcodes
- 478 3
- Households (2011 Census, via Doogal)
- 4,014 2
- Population (2011 Census, via Doogal)
- 9,189 2
- Electoral wards
- Alston and Fellside, Corby and Hayton, Dalston and Burgh, Hesket and Lazonby, Houghton and Irthington, Wetheral 4
- Parliamentary constituencies
- Carlisle, Penrith and Solway 4
- Local authority
- Cumberland, Westmorland and Furness 4
- Households heated by mains gas only (Carlisle built-up area)
- 80.4% 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.