Build a single storey extension in Outer London from £51,800

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

Range from the cheapest single storey extension £51,800 (D Postill Builders Ltd based in SE3) to the dearest single storey extension £53,880 (Island design & Construction Ltd based in E14).
Comparing extension builders estimates for fitting a downstairs toilet gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to build a single storey extension in Outer London by posting a job with HaMuch and we will send it to extension builders in Outer London.

Estimates for single storey extension near Outer London

Estimates for common extension builder jobs in Outer London;

JobEstimate
Underpinning a house£17,397
Build a two storey extension£87,845
Build a timber frame extension£25,897
Install a swimming pool£80,897
Cost to build a single storey extension£52,933
Cost to build a side return extension£40,337
Install an RSJ£2,097
Build an outbuilding£9,897
Build a mansard loft conversion£51,897
Cost of a loft conversion£32,781
Build a kitchen extension£41,897
Build a hip to gable loft conversion£41,897
Build a granny annexe£86,897
Build a garden office£9,897
Convert a garage£15,897
Build a new garage£18,397
Build a flat roof extension£21,897
Build a dormer loft conversion£41,897
Lay a concrete foundation£6,147
Convert a bungalow loft£28,897
Basement conversion cost£36,337
2. Enter postcode to get estimate
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Rates for other Outer London 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
Single storey extension cost in Outer London
Estimate Single storey extension cost in Outer London based on hourly/daily rate (excluding VAT or callout charges)
Business name Single storey extension cost
Island design & Construction Ltd, Greater London, E14 £53,880
CG Design and Build LTD., Greater London, e14 £53,880
CG Design and Build LTD., London Arena, Greater London, e14 £51,960
ALFA Building Solutions Ltd, London, Greater London, E14 £51,960
ALFA Building Solutions Ltd, Greater London, E14 £53,880
ROOSE CONSTRUCTION LTD, Rotherhithe, SE16 £52,280
MARMAREX, London, Greater London, SE16 £51,960
MARMAREX, London, SE16 £53,880
PHE BUILDING SERVICES, Greater London, E14 £53,880
Trafalgar Building Company Limited, Greenwich, SE10 £52,280
Your Builder Hero, London, E14 £53,880
Prestige Roofing Limited, 70 Colomb Street, Greenwich, London, SE10 £52,920
Storeyboard, London, Greater London, SE10 £51,960
Storeyboard, Greater London, SE10 £53,880
Andy Tunmer Building Services, Canary Wharf, E14 £52,760
WiseContract, Studio 33, Unit 10, elizabeth Industrial Estate, Juno Way, London, Greater London, se14 £51,960
SCL Design & Build Ltd, Londonderry, SE16 £53,880
Team Constructions, Greater London, E14 £53,880
Dumrea Building Construction Ltd, London, SE14 £52,760
AZC BUILDING SERVICES, Greenwich, SE10 £52,280
Cheapest Builder, Rotherhithe, SE16 £52,760
D Postill Builders Ltd, 78 Combe Avenue, London, Greater London, SE3 £51,800
DWL Construction Ltd, London, SE14 £53,880
Builders, Shoreditch, E1 £52,760
Darren & Valentin Construction & Maintenance, Bow, E3 £52,120

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