SW1W two storey extensions from £85,240

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Cost of a two storey extension in SW1W

A two storey extension is a great way to add extra space to your home, adding value to your property. But how much does it cost to build a double storey extension in SW1W?

Costs range from £85,240 (London Design And Build based in SW1A) to £87,916 (ALT CONSTRUCTION based in SW1W), but these are just estimates. The best way to compare costs is to get real quotes from real builders.

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Estimates for two storey extension near SW1W

Estimates for common extension builder jobs in SW1W;

JobEstimate
Underpinning a house£17,314
Build a two storey extension£87,721
Build a timber frame extension£25,814
Install a swimming pool£80,814
Cost to build a single storey extension£51,275
Cost to build a side return extension£39,405
Install an RSJ£2,014
Build an outbuilding£9,814
Build a mansard loft conversion£51,814
Cost of a loft conversion£32,004
Build a kitchen extension£41,814
Build a hip to gable loft conversion£41,814
Build a granny annexe£86,814
Build a garden office£9,814
Convert a garage£15,814
Build a new garage£18,314
Build a flat roof extension£21,814
Build a dormer loft conversion£41,814
Lay a concrete foundation£6,064
Convert a bungalow loft£28,814
Basement conversion cost£35,405
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Rates for other SW1W trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Two storey extension cost in SW1W
Estimate Two storey extension cost in SW1W based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
Luxury Movement, London, Greater London, SW1V £87,760
ALT CONSTRUCTION, Greater London, SW1W £87,916
Property Refurbishment London, 21 Ellis Street, Sloane Square, London, Greater London, SW1X £87,760
Sloane Ave Renovations, 130 Sloane Street, London, Greater London, SW1X £87,760
Autas Developments, London, SW1W £87,916
Knightsbridge Design, Greater London, SW1X £87,916
London Design And Build , Roehampton, SW1A £85,240
Cliden Construction (London), London, Greater London, SW1V £87,760
F & F Building Services, Houses of Parliament, SW1P £87,820
A to Z Builders Ltd, Houses of Parliament, SW1P £87,820
Future Homes Design and Build, 4 Old Park Lane, Mayfair, London, W1K £87,772
Hearne House, London, Greater London, SW3 £87,760
London Projects Ltd, 11 Carteret Street, London, Greater London, SW1H £87,772
Clarisford, London, Greater London, SW3 £87,760
Clarisford, Greater London, SW3 £87,916
Oro Projects, 13 Radnor Walk, London, Greater London, SW3 £87,760
ADOVA, London, Greater London, SW3 £87,760
The Maybria Group, Mayfair, Greater London, W1J £87,772
Cobalt Interiors, London, Greater London, SW7 £87,916
Haus to Home, Greater London, SW3 £87,904
Mayfair Design, Greater London, W1J £87,916
Luxe Refurbs, 16 Berkeley Street, London, Greater London, W1J £87,760
We Love Build - Three Arches, London, Greater London, W1J £87,760
We Love Build, Greater London, W1J £87,916
Builders by Design Ltd, Greater London, SW3 £87,904

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