Swansea · SA5
Gas safety certificate in SA5 (Blaenymaes)? We'll point you the right way.
Covering Blaenymaes, Cwmdu, Cwmdu Industrial Estate, Felindre, Fforestfach, Gendros, Llangyfelach, Llewitha, Manselton, Penlan, Portmead, Tirdeunaw, Waunarlwydd, including Castle, Clydach, Cockett. Find Gas Safe registered engineers nearby.
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Request a gas safety certificate in SA5 (Swansea)
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Request a gas safety certificate in SA5 (Swansea)
How to check a gas safety engineer is registered: see the Swansea page.
SA5 (Blaenymaes) in a nutshell
SA5 covers Blaenymaes, Cwmdu, Cwmdu Industrial Estate, Felindre, Fforestfach, Gendros, Llangyfelach, Llewitha, Manselton, Penlan, Portmead, Tirdeunaw, Waunarlwydd, in Swansea. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for SA5
Swansea council area
SA5 is in Swansea's area. Some councils run their own landlord licensing, so it's worth checking theirs.
Where's this from?
postcodes.io (ONSPD) local authorityGive your full postcode
SA5 stretches across Castle, Clydach, Cockett and more, so give your full postcode, not just 'SA5', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsMostly mains gas round here
Most homes in Swansea run on mains gas, so a standard boiler-and-hob check is what most people need.
Where's this from?
ONS Census 2021, Swansea: 80.3% mains gas onlyWales landlord rules: quick version
- Every year: a gas safety check by a Gas Safe registered engineer.
- CO alarm: needed where there's a gas, oil or solid fuel appliance.
- Register: with Rent Smart Wales.
More detail on the Swansea page. Always double-check on GOV.WALES.
Next door to SA5
Frequently asked questions
Which areas does SA5 cover?
SA5 (Blaenymaes, Cwmdu, Cwmdu Industrial Estate, Felindre, Fforestfach, Gendros, Llangyfelach, Llewitha, Manselton, Penlan, Portmead, Tirdeunaw, Waunarlwydd) includes the wards of Castle, Clydach, Cockett, Cwmbwrla, Dunvant and Killay, Landore, Llangyfelach, Llansamlet, Llwchwr, Mynydd-bach, Penderry, Penllergaer, Pontarddulais, Waunarlwydd (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to SA5?
Neighbouring districts include SA99 (Non-geographic), SA80 (Swansea), SA2 (Brynmill), SA1 (Bonymaen), SA6 (Clase) (ONS Postcode Directory via Doogal). A pro covering SA5 may well cover these too, so it's worth asking.
How many homes are in SA5?
About 15,702 households and 36,390 residents at the 2011 Census, across 746 active postcodes (Doogal / ONS Postcode Directory).
Which council area is SA5 in?
SA5 sits in Swansea (postcodes.io). Parliamentary constituency: Gower, Neath and Swansea East, Swansea West.
📊 The numbers behind this page
- Postcode district
- SA5 Source: ONS Postcode Directory
- Areas covered
- Blaenymaes, Cwmdu, Cwmdu Industrial Estate, Felindre, Fforestfach, Gendros, Llangyfelach, Llewitha, Manselton, Penlan, Portmead, Tirdeunaw, Waunarlwydd Source: Doogal
- Active postcodes
- 746 Source: Doogal / ONSPD
- Households (2011 Census, via Doogal)
- 15,702 Source: Doogal
- Population (2011 Census, via Doogal)
- 36,390 Source: Doogal
- Electoral wards
- Castle, Clydach, Cockett, Cwmbwrla, Dunvant and Killay, Landore, Llangyfelach, Llansamlet … Source: postcodes.io
- Parliamentary constituencies
- Gower, Neath and Swansea East, Swansea West Source: postcodes.io
- Local authority
- Swansea Source: postcodes.io
- Households heated by mains gas only (Swansea LA)
- 80.3% Source: ONS Census 2021
Made with open data. See where it all comes from. Updated 23 October 2026.