Cost to Build a Single Storey Extension in Barmouth

Build a single storey extension in Barmouth from £43,640

Single storey extension cost in Barmouth

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

Estimates for single storey extension near Barmouth

Estimates for common extension builder jobs in Barmouth;

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.

Underpin a building

Underpin a building - £16,932

Two storey extension

Two storey extension - £87,148

Build a timber frame extension

Build a timber frame extension - £25,432

Build a swimming pool

Build a swimming pool - £80,432

Single storey extension

Single storey extension - £43,640

Side return extension

Side return extension - £35,110

Install an RSJ

Install an RSJ - £1,632

Outbuilding

Outbuilding - £9,432

Build a Mansard loft conversion

Build a Mansard loft conversion - £51,432

Loft conversion

Loft conversion - £28,425

Build a kitchen extension

Build a kitchen extension - £41,432

Hip to gable loft conversion

Hip to gable loft conversion - £41,432

Granny annexe

Granny annexe - £86,432

Garden office

Garden office - £9,432

Convert a Garage

Convert a Garage - £15,432

Garage

Garage - £17,932

Build a flat roof extension

Build a flat roof extension - £21,432

Build a dormer loft conversion

Build a dormer loft conversion - £41,432

Concrete foundations

Concrete foundations - £5,682

Convert a bungalow loft

Convert a bungalow loft - £28,432

Convert a basement

Convert a basement - £31,110

More extensions & conversions cost guides...