Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.72 (9 reviews)

Find affordable Hitchin extension builders now

Extension builders rates in Hitchin range from £23/hour £213/day (L P L Property Services Limited) to £77/hour £619/day ( A & D Maintenance Services Ltd). To see prices and availability now for your job click green button.

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"Kitchen extension" - HITCHIN, job posted 03/06/26

"Outbuilding" - SG2, job posted 01/06/26

"Can i get a builder for an extension quotation please - require 1first floor building on top of my garage and a revamped, heat-proof conservatory if you deal with this - reasonably priced please, thank you." - SG2, job posted 21/04/26

"Side return extension" - SG4, job posted 01/03/26

"Kitchen extension" - SG1, job posted 18/11/25

"Single storey extension" - STEVENAGE, job posted 08/11/25

"I would to build an extension on top of my garage, planning stage at the moment but I would like to have an experienced builders intake, realistic cost analysis with a plan to use the builder throughout too. Thanks." - SG2, job posted 04/06/25

"Front of house extension. End of terrace property." - SG2, job posted 30/04/25

"Single storey extension" - LETCHWORTH, job posted 30/05/24

Compare Hitchin extension builders rates

Compare Hitchin extension builders rates (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Extension Builders near Hitchin	£43	£283
Extension Builders near Stevenage	£44	£282
Extension Builders near North Hertfordshire	£44	£283
Extension Builders near Letchworth	£44	£283
Extension Builders near Luton	£42	£279
Extension Builders near Harpenden	£45	£282
Extension Builders near Welwyn Garden City	£42	£269
Extension Builders near East Hertfordshire	£44	£289
Extension Builders near Mid Bedfordshire	£42	£276
Extension Builders near Hertford	£46	£290

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 - £26,272

Garden office - £10,272

Granny annexe - £87,272

Build a flat roof extension - £22,272

Convert a Garage - £16,272

Hip to gable loft conversion - £42,272

Convert a bungalow loft - £29,272

Build a dormer loft conversion - £42,272

Build a swimming pool - £81,272

Build a Mansard loft conversion - £52,272

Concrete foundations - £6,522

Underpin a building - £17,772

Two storey extension - £88,408

Convert a basement - £40,560

Side return extension - £44,560

Loft conversion - £36,300

Garage - £18,772

Single storey extension - £60,440

Outbuilding - £10,272

Install an RSJ - £2,472

Build a kitchen extension - £42,272

More extensions & conversions cost guides...

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