Cost to Build a Single Storey Extension in W1U

Build a single storey extension in W1U from £54,520

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Single storey extension cost in W1U - Sort by rates or availability

Extension builder estimates (based on hourly rates) to build a single storey extension in W1U

Estimates for single storey extension near W1U

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Borough in London
Single Storey Extension in Marleybone
Single Storey Extension in Paddington
Single Storey Extension in Harley Street
Single Storey Extension in Marleybone
Single Storey Extension in Oxford Street
Single Storey Extension in City of Westminster
Single Storey Extension in Mayfair
Single Storey Extension in Fitzrovia
Single Storey Extension in Regent Street
Single Storey Extension in Savile Row

Estimates for common extension builder jobs in W1U;

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 - £18,085

Two storey extension

Two storey extension - £88,877

Build a timber frame extension

Build a timber frame extension - £26,585

Build a swimming pool

Build a swimming pool - £81,585

Single storey extension

Single storey extension - £66,696

Side return extension

Side return extension - £48,079

Install an RSJ

Install an RSJ - £2,785

Outbuilding

Outbuilding - £10,585

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,585

Loft conversion

Loft conversion - £39,233

Build a kitchen extension

Build a kitchen extension - £42,585

Hip to gable loft conversion

Hip to gable loft conversion - £42,585

Granny annexe

Granny annexe - £87,585

Garden office

Garden office - £10,585

Convert a Garage

Convert a Garage - £16,585

Garage

Garage - £19,085

Build a flat roof extension

Build a flat roof extension - £22,585

Build a dormer loft conversion

Build a dormer loft conversion - £42,585

Concrete foundations

Concrete foundations - £6,835

Convert a bungalow loft

Convert a bungalow loft - £29,585

Convert a basement

Convert a basement - £44,079

More extensions & conversions cost guides...