Cost to Build a Single Storey Extension in SW12

Build a single storey extension in SW12 from £51,800

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Extension builder estimates (based on hourly rates) to build a single storey extension in SW12
Single storey extension cost in SW12
Estimates for common extension builder jobs in SW12;

Extension builder estimates (based on hourly rates) to build a single storey extension in SW12

Range from the cheapest single storey extension £51,800 (Orchestrate based in SW11) to the dearest single storey extension £55,000 (JT Allen based in SW17).
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 SW12 by posting a job with HaMuch and we will send it to extension builders in SW12.

Estimates for single storey extension near SW12

"Single storey extension" - BALHAM

Estimates for common extension builder jobs in SW12;

Rates for other SW12 trades

Single storey extension cost in SW12

Estimate Single storey extension cost in SW12 based on hourly/daily rate (excluding VAT or callout charges)
Business name	Single storey extension cost
Barnard Interiors, London, Greater London, SW12	£53,880
IDL Contractors Ltd, London, Greater London, SW12	£51,960
M. Watkins and Sons Ltd, Greater London, SW12	£53,880
R C BUILDER, Balham, SW12	£52,280
Zenico, 53 Carminia Road, London, Greater London, SW17	£51,960
Interior Space Solutions Ltd, Surrey, SW12	£53,880
Basenet Ltd, London, SW4	£53,880
Hughes Developments, London, Greater London, SW17	£51,960
RenoView Ltd, Greater London, SW16	£53,880
William Coles, London, Surrey, SW16	£51,960
JT Allen, Rettendon, Chelmsford, SW17	£55,000
Apartment Renovation Limited, 197 Macmillan Way, London, Greater London, sw17	£51,960
Studio Such, Greater London, SW16	£53,880
Build and Convert Services, 10 Streatleigh Parade, Streatham High Road, London, Greater London, SW16	£51,960
Orchestrate, 53 Webb's Road, London, Greater London, SW11	£51,800
All Trades Builders, Brixton, SW2	£52,280
Grosvenor House Construction Ltd., 112A Clapham Park Road, London, London, Greater London, sw4	£51,960
Damian Szlema Construction LTD, Leigham Avenue, Lond, SW16	£52,280
Nova Renovation, Nova, London, SW16	£51,960
M PIETROW T/A M P BUILDERS, Brixton, SW2	£52,280
South London Conversions Ltd, London, SW4	£52,760
Grandiem Vero, Greater London, SW4	£53,880
Hawksmoor Construction, Clapham Common, SW4	£53,880
Paddy Brown, 67 Wingate Square, Clapham, London, Greater London, SW4	£51,960
PEAKE Projects London Ltd, London, Greater London, SW16	£51,960

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	Job	Estimate
	Underpinning a house	£17,389
	Build a two storey extension	£87,833
	Build a timber frame extension	£25,889
	Install a swimming pool	£80,889
	Cost to build a single storey extension	£52,773
	Cost to build a side return extension	£40,247
	Install an RSJ	£2,089
	Build an outbuilding	£9,889
	Build a mansard loft conversion	£51,889
	Cost of a loft conversion	£32,706
	Build a kitchen extension	£41,889
	Build a hip to gable loft conversion	£41,889
	Build a granny annexe	£86,889
	Build a garden office	£9,889
	Convert a garage	£15,889
	Build a new garage	£18,389
	Build a flat roof extension	£21,889
	Build a dormer loft conversion	£41,889
	Lay a concrete foundation	£6,139
	Convert a bungalow loft	£28,889
	Basement conversion cost	£36,247