Cost to Build a Single Storey Extension in KT17

Build a single storey extension in KT17 from £46,200

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Single storey extension cost in KT17

Extension builder estimates (based on hourly rates) to build a single storey extension in KT17

Estimates for single storey extension near KT17

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Borough in London
Single Storey Extension in Stoneleigh
Single Storey Extension in Horton
Single Storey Extension in Epsom
Single Storey Extension in Belmont
Single Storey Extension in Banstead
Single Storey Extension in North Cheam
Single Storey Extension in Worcester Park
Single Storey Extension in Chessington
Single Storey Extension in Sutton
Single Storey Extension in Leatherhead

Estimates for common extension builder jobs in KT17;

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 - £17,662

Two storey extension

Two storey extension - £88,242

Build a timber frame extension

Build a timber frame extension - £26,162

Build a swimming pool

Build a swimming pool - £81,162

Single storey extension

Single storey extension - £58,232

Side return extension

Side return extension - £43,318

Install an RSJ

Install an RSJ - £2,362

Outbuilding

Outbuilding - £10,162

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,162

Loft conversion

Loft conversion - £35,265

Build a kitchen extension

Build a kitchen extension - £42,162

Hip to gable loft conversion

Hip to gable loft conversion - £42,162

Granny annexe

Granny annexe - £87,162

Garden office

Garden office - £10,162

Convert a Garage

Convert a Garage - £16,162

Garage

Garage - £18,662

Build a flat roof extension

Build a flat roof extension - £22,162

Build a dormer loft conversion

Build a dormer loft conversion - £42,162

Concrete foundations

Concrete foundations - £6,412

Convert a bungalow loft

Convert a bungalow loft - £29,162

Convert a basement

Convert a basement - £39,318

More extensions & conversions cost guides...