Job estimates from extension builders near you
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.

Timber frame extension - £25,752

Garden office - £9,752

Granny annexe - £86,752

Flat roof extension - £21,752

Garage conversion - £15,752

Hip to gable loft conversion - £41,752

Bungalow loft conversion - £28,752

Dormer loft conversion - £41,752

Swimming pool - £80,752

Mansard loft conversion - £51,752

Concrete foundation - £6,002

Underpinning - £17,252

Two storey extension - £87,628

Basement conversion - £34,710

Side return extension - £38,710

Loft conversion - £31,425

Garage - £18,252

Single storey extension - £50,040

Outbuilding - £9,752

RSJ installation - £1,952

Kitchen extension - £41,752
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At HaMuch we know what tradespeople charge because we have the largest database of rates anywhere in the UK. If you want quotes for jobs at the right price for you, post your jobs with HaMuch and get your home improvements kickstarted straight away!
