Cost to Build a Single Storey Extension in South East

Build a single storey extension in South East from £52,760

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Single storey extension cost in South East

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

Estimates for single storey extension near South East

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Borough in London
Single Storey Extension in Peckham
Single Storey Extension in East Dulwich
Single Storey Extension in Camberwell
Single Storey Extension in New Cross
Single Storey Extension in Brockley
Single Storey Extension in Herne Hill
Single Storey Extension in Elephant & Castle
Single Storey Extension in Deptford
Single Storey Extension in Stockwell
Single Storey Extension in Rotherhithe

Estimates for common extension builder jobs in South East;

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 - £17,691

Two storey extension

Two storey extension - £88,287

Build a timber frame extension

Build a timber frame extension - £26,191

Build a swimming pool

Build a swimming pool - £81,191

Single storey extension

Single storey extension - £58,824

Side return extension

Side return extension - £43,651

Install an RSJ

Install an RSJ - £2,391

Outbuilding

Outbuilding - £10,191

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,191

Loft conversion

Loft conversion - £35,543

Build a kitchen extension

Build a kitchen extension - £42,191

Hip to gable loft conversion

Hip to gable loft conversion - £42,191

Granny annexe

Granny annexe - £87,191

Garden office

Garden office - £10,191

Convert a Garage

Convert a Garage - £16,191

Garage

Garage - £18,691

Build a flat roof extension

Build a flat roof extension - £22,191

Build a dormer loft conversion

Build a dormer loft conversion - £42,191

Concrete foundations

Concrete foundations - £6,441

Convert a bungalow loft

Convert a bungalow loft - £29,191

Convert a basement

Convert a basement - £39,651

More extensions & conversions cost guides...