Cost to Build a Single Storey Extension in Bromley

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Build a single storey extension in Bromley from £44,120

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Single storey extension cost in Bromley

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

Estimates for single storey extension near Bromley

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Borough in London
Single Storey Extension in Bromley
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Single Storey Extension in Sydenham

Estimates for common extension builder jobs in Bromley;

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 - £17,647

Two storey extension

Two storey extension - £88,221

Build a timber frame extension

Build a timber frame extension - £26,147

Build a swimming pool

Build a swimming pool - £81,147

Single storey extension

Single storey extension - £57,944

Side return extension

Side return extension - £43,156

Install an RSJ

Install an RSJ - £2,347

Outbuilding

Outbuilding - £10,147

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,147

Loft conversion

Loft conversion - £35,130

Build a kitchen extension

Build a kitchen extension - £42,147

Hip to gable loft conversion

Hip to gable loft conversion - £42,147

Granny annexe

Granny annexe - £87,147

Garden office

Garden office - £10,147

Convert a Garage

Convert a Garage - £16,147

Garage

Garage - £18,647

Build a flat roof extension

Build a flat roof extension - £22,147

Build a dormer loft conversion

Build a dormer loft conversion - £42,147

Concrete foundations

Concrete foundations - £6,397

Convert a bungalow loft

Convert a bungalow loft - £29,147

Convert a basement

Convert a basement - £39,156

More extensions & conversions cost guides...