Cost to Build a Single Storey Extension in CF23

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Extension builder estimates (based on hourly rates) to build a single storey extension in CF23

Estimates for single storey extension near CF23

"Single storey extension" - CF24, job posted 04/09/25

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Location in UK	Hourly Rate	Daily Rate
Single Storey Extension near Cardiff	£34	£223
Single Storey Extension near Caerphilly	£33	£208
Single Storey Extension near Penarth	£35	£223
Single Storey Extension near Risca	£32	£218
Single Storey Extension near Church Village	£34	£214
Single Storey Extension near Newport	£41	£233
Single Storey Extension near Pontypridd	£33	£211
Single Storey Extension near Barry	£33	£218
Single Storey Extension near Cwmbran	£43	£219
Single Storey Extension near Rhondda	£31	£206

Estimates for common extension builder jobs in CF23;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.