Merthyr Tydfil · CF47

Gas safety certificate in CF47 (Merthyr Tydfil)? We'll point you the right way.

Covering Merthyr Tydfil, Gurnos, Penydarren, including Cyfarthfa, Park, Town. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in CF47 (Merthyr Tydfil)

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Request a gas safety certificate in CF47 (Merthyr Tydfil)

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

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CF47 (Merthyr Tydfil) in a nutshell

CF47 covers Merthyr Tydfil, Gurnos, Penydarren, in Merthyr Tydfil. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for CF47

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Merthyr Tydfil council area

CF47 is in Merthyr Tydfil's area. Some councils run their own landlord licensing, so it's worth checking theirs.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

CF47 stretches across Cyfarthfa, Gurnos, Park and more, so give your full postcode, not just 'CF47', 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 Merthyr Tydfil run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Merthyr Tydfil: 84.6% 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 Merthyr Tydfil page. Always double-check on GOV.WALES.

Next door to CF47

CF48 · CyfarthfaCF45 · Mountain AshCF44 · AberdareNP22 · TredegarCF46 · TreharrisNP24 · New Tredegar

← Gas safety (CP12) across Merthyr Tydfil · all areas

Frequently asked questions

Which areas does CF47 cover?

CF47 (Merthyr Tydfil, Gurnos, Penydarren) includes the wards of Cyfarthfa, Gurnos, Park, Penydarren, Town (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to CF47?

Neighbouring districts include CF48 (Cyfarthfa), CF45 (Mountain Ash), CF44 (Aberdare), NP22 (Tredegar), CF46 (Treharris) (ONS Postcode Directory via Doogal). A pro covering CF47 may well cover these too, so it's worth asking.

How many homes are in CF47?

About 9,053 households and 21,974 residents at the 2011 Census, across 633 active postcodes (Doogal / ONS Postcode Directory).

Which council area is CF47 in?

CF47 sits in Merthyr Tydfil (postcodes.io). Parliamentary constituency: Merthyr Tydfil and Aberdare.

📊 The numbers behind this page
Postcode district
CF47 1
Areas covered
Merthyr Tydfil, Gurnos, Penydarren 2
Active postcodes
633 3
Households (2011 Census, via Doogal)
9,053 2
Population (2011 Census, via Doogal)
21,974 2
Electoral wards
Cyfarthfa, Gurnos, Park, Penydarren, Town 4
Parliamentary constituencies
Merthyr Tydfil and Aberdare 4
Local authority
Merthyr Tydfil 4
Households heated by mains gas only (Merthyr Tydfil built-up area)
84.6% 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.