SW20 two storey extensions from £87,400

HaMuch is Excellent
Trustpilot

Cost of a two storey extension in SW20

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 SW20?

Costs range from £87,400 (Early Druid Ltd based in KT3) to £88,360 (Silverain Limited based in SW19), but these are just estimates. The best way to compare costs is to get real quotes from real builders.

Post your job on HaMuch and we'll send it to extension builders to SW20.

Estimates for two storey extension near SW20

Estimates for common extension builder jobs in SW20;

JobEstimate
Underpinning a house£17,392
Build a two storey extension£87,838
Build a timber frame extension£25,892
Install a swimming pool£80,892
Cost to build a single storey extension£52,843
Cost to build a side return extension£40,287
Install an RSJ£2,092
Build an outbuilding£9,892
Build a mansard loft conversion£51,892
Cost of a loft conversion£32,739
Build a kitchen extension£41,892
Build a hip to gable loft conversion£41,892
Build a granny annexe£86,892
Build a garden office£9,892
Convert a garage£15,892
Build a new garage£18,392
Build a flat roof extension£21,892
Build a dormer loft conversion£41,892
Lay a concrete foundation£6,142
Convert a bungalow loft£28,892
Basement conversion cost£36,287
2. Enter postcode to get estimate
plus materials

to see who is available and get more information


Rates for other SW20 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 SW20
Estimate Two storey extension cost in SW20 based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
BuildExtensions, 604 Kingston Road, Raynes Park, SW20 £87,760
Kisiel Group, London, Greater London, SW20 £87,760
SURREY HOME & GARDEN SERVICES, London, SW20 £87,940
Arkadia Properties Ltd, Greater London, SW20 £87,916
RECOM Construction, Greater London, SW20 £87,916
RELM Interiors Ltd, 50 Southdown Road, London, Greater London, SW20 £87,916
My Design Needs / Modernation Ltd., Greater London, SW20 £87,904
SOUTH SIDE BUILDERS, Merton, SW20 £87,784
Ash House Investment Ltd, London, Surrey, kt3 £87,748
Racsel Building Services Ltd, New Malden, KT3 £87,784
Racsel Building Services Ltd, New Malden, KT3 £87,784
Early Druid Ltd, New Malden, KT3 £87,400
EcoHomeLondonLtd, Greater London, SM4 £87,904
Flanagan Construction Ltd, Morden, SM4 £88,000
Design Manage Build, Worple road mews, Wimbledon, London, Sw19 £87,760
PT DECORATIONS LTD, Morden, SM4 £87,832
Silverain Limited, London , SW19 £88,360
Galaxy Extend, 17A, New Malden, Errol Gardens, London, Greater London, KT3 £87,748
DesignBox Architecture Limited, London, SW19 £87,820
XUE BUILDERS, New Malden, KT3 £87,784
Firman Reece Ltd, 11 Alexandra Road, London, Greater London, SW19 £87,760
Bagnall Brickwork, Surrey, SM4 £87,904
BLU STAR BUILD LLP, New Malden, KT3 £87,784
WILDE BUILDING CONTRACTORS LTD, New Malden, KT3 £87,784
Rimma Monk ID, Greater London, SW20 £87,904

Get extension builder rates instantly

Get extension builder rates instantly
Borough in London
Two Storey Extension in Merton
Two Storey Extension in Wimbledon
Two Storey Extension in New Malden
Two Storey Extension in Morden
Two Storey Extension in Worcester Park
Two Storey Extension in Coombe
Two Storey Extension in North Cheam
Two Storey Extension in Merton
Two Storey Extension in Surbiton
Two Storey Extension in Tooting