Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.75 (10 reviews)

Find affordable Doncaster extension builders now

Extension builders rates in Doncaster range from £26/hour £208/day (1980) to £34/hour £277/day (Northfield General Builders Ltd). To see prices and availability now for your job click green button.

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"Single storey extension" - DONCASTER, job posted 07/11/26

"Loft conversion" - DONCASTER, job posted 04/11/25

"Need an extension builder" - DN3, job posted 19/05/25

"Build an outbuilding" - DONCASTER, job posted 25/02/25

"Arco gulley fitted." - DONCASTER, job posted 06/02/25

"Single storey extension" - DN5, job posted 12/05/24

"Single storey extension" - DONCASTER, job posted 27/03/24

"6 meter rear extension removal or chimney and 3 bedroom detached house flooring and some electrical work" - DONCASTER, job posted 25/03/24

"Loft conversion 2 beds terraced house" - DONCASTER, job posted 27/12/23

Compare Doncaster extension builders rates

Compare Doncaster extension builders rates (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Extension Builders near Doncaster	£29	£238
Extension Builders near Wickersley	£32	£258
Extension Builders near Rotherham	£32	£257
Extension Builders near Pontefract	£30	£228
Extension Builders near Bassetlaw	£31	£243
Extension Builders near Barnsley	£31	£242
Extension Builders near Goole	£26	£217
Extension Builders near Retford	£31	£243
Extension Builders near Worksop	£33	£265
Extension Builders near Castleford	£30	£225

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.

Build a timber frame extension - £25,952

Garden office - £9,952

Granny annexe - £86,952

Build a flat roof extension - £21,952

Convert a Garage - £15,952

Hip to gable loft conversion - £41,952

Convert a bungalow loft - £28,952

Build a dormer loft conversion - £41,952

Build a swimming pool - £80,952

Build a Mansard loft conversion - £51,952

Concrete foundations - £6,202

Underpin a building - £17,452

Two storey extension - £87,928

Convert a basement - £36,960

Side return extension - £40,960

Loft conversion - £33,300

Garage - £18,452

Single storey extension - £54,040

Outbuilding - £9,952

Install an RSJ - £2,152

Build a kitchen extension - £41,952

More extensions & conversions cost guides...

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