Swansea · SA7

Gas safety certificate in SA7 (Birchgrove)? We'll point you the right way.

Covering Birchgrove, Glais, Llansamlet, Swansea Enterprise Park, Talycoppa, Trallwn, including Allt-wen, Bôn-y-maen, Clydach. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in SA7 (Birchgrove)

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Request a gas safety certificate in SA7 (Birchgrove)

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SA7 (Birchgrove) in a nutshell

SA7 covers Birchgrove, Glais, Llansamlet, Swansea Enterprise Park, Talycoppa, Trallwn, in Neath Port Talbot and Swansea. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for SA7

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Two councils in one district

SA7 is split between Neath Port Talbot and Swansea. 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

SA7 stretches across Allt-wen, Bôn-y-maen, Clydach and more, so give your full postcode, not just 'SA7', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Mostly 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: 81.6% mains gas only
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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 →

Wales 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 SA7

SA6 · ClaseSA1 · BonymaenSA5 · BlaenymaesSA8 · AlltwenSA10 · AberdulaisSA11 · Blaengwrach

← Gas safety (CP12) across Swansea · all areas

Frequently asked questions

Which areas does SA7 cover?

SA7 (Birchgrove, Glais, Llansamlet, Swansea Enterprise Park, Talycoppa, Trallwn) includes the wards of Allt-wen, Bôn-y-maen, Clydach, Llansamlet (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to SA7?

Neighbouring districts include SA6 (Clase), SA1 (Bonymaen), SA5 (Blaenymaes) (ONS Postcode Directory via Doogal). A pro covering SA7 may well cover these too, so it's worth asking.

How many homes are in SA7?

About 6,212 households and 15,013 residents at the 2011 Census, across 349 active postcodes (Doogal / ONS Postcode Directory).

Which council area is SA7 in?

SA7 sits in Neath Port Talbot, Swansea (postcodes.io). Parliamentary constituency: Brecon, Radnor and Cwm Tawe, Neath and Swansea East.

📊 The numbers behind this page
Postcode district
SA7 1
Areas covered
Birchgrove, Glais, Llansamlet, Swansea Enterprise Park, Talycoppa, Trallwn 2
Active postcodes
349 3
Households (2011 Census, via Doogal)
6,212 2
Population (2011 Census, via Doogal)
15,013 2
Electoral wards
Allt-wen, Bôn-y-maen, Clydach, Llansamlet 4
Parliamentary constituencies
Brecon, Radnor and Cwm Tawe, Neath and Swansea East 4
Local authority
Neath Port Talbot, Swansea 4
Households heated by mains gas only (Swansea built-up area)
81.6% 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.