Cost to Build a Single Storey Extension in Greater London

Build a single storey extension in Greater London from £43,800

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

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

Range from the cheapest single storey extension £43,800 (London Quality Construction Group Limited based in BR2) to the dearest single storey extension £55,000 (Silverland design & build based in BR1).
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 Greater London by posting a job with HaMuch and we will send it to extension builders in Greater London.

Estimates for single storey extension near Greater London

Estimates for common extension builder jobs in Greater London;

Rates for other Greater London trades

Single storey extension cost in Greater London

Estimate Single storey extension cost in Greater London based on hourly/daily rate (excluding VAT or callout charges)
Business name	Single storey extension cost
Saintflexs , Bromley, BR1	£52,760
Pineapple Interiors, Bromley, Greater London, BR1	£53,720
Nicholas James Construction, Bromley, Kent, BR1	£51,640
Heritage Roofing and Building Solutions Ltd, Bromley, BR1	£51,320
Pinder Building Contractors, Kingfisher House 21-23 Elmfield Road, Bromley, BR1	£51,640
Travel London Ltd, 98 Avondale Road, London, Bromley, BR1	£51,800
AAB Tile Installation & Repairs, Keston, BR2	£52,600
PROBUILD (SE) LTD, Bromley, BR1	£52,120
London Quality Construction Group Limited, Bromley, BR2	£43,800
Upwards and Outwards, London, SE12	£52,600
Carai Ltd, Bromley, BR1	£52,600
Fairview Construction Team Ltd., 27 Castlecombe Road, London, Greater London, SE9	£51,640
Fairview Construction Team Ltd., Greater London, SE9	£53,720
HA.ME.RA Building & Decoration, Bromley, BR1	£52,600
inscape projects ltd, Kent, BR2	£53,720
Aumosa Ltd, Bromley, BR7	£52,600
MPN Engineering LTD, Greater London, BR1	£53,720
Lyuba George, Greater London, SE9	£53,720
R.F Construction & Landscaping, Bromley, BR1	£51,960
Silverland design & build, Bromley, BR1	£55,000
Cre8tive Contractors Ltd, Beckenham, BR3	£52,600
Stone & Brick limited, Bromley, BR1	£50,200
Loft Living, London, SE9	£52,600
J&S WALLINGTON LIMITED, Greater London, SE6	£53,720
LWA Building & Maintenance Ltd, 44 Sunray Avenue, Bromley, Kent, BR2	£51,480

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Borough in London
Single Storey Extension in Bromley
Single Storey Extension in Keston
Single Storey Extension in Chislehurst
Single Storey Extension in Grove Park
Single Storey Extension in Beckenham
Single Storey Extension in Catford
Single Storey Extension in West Wickam
Single Storey Extension in Eltham
Single Storey Extension in Penge
Single Storey Extension in Sydenham

	Job	Estimate
	Underpinning a house	£17,362
	Build a two storey extension	£87,793
	Build a timber frame extension	£25,862
	Install a swimming pool	£80,862
	Cost to build a single storey extension	£52,235
	Cost to build a side return extension	£39,945
	Install an RSJ	£2,062
	Build an outbuilding	£9,862
	Build a mansard loft conversion	£51,862
	Cost of a loft conversion	£32,454
	Build a kitchen extension	£41,862
	Build a hip to gable loft conversion	£41,862
	Build a granny annexe	£86,862
	Build a garden office	£9,862
	Convert a garage	£15,862
	Build a new garage	£18,362
	Build a flat roof extension	£21,862
	Build a dormer loft conversion	£41,862
	Lay a concrete foundation	£6,112
	Convert a bungalow loft	£28,862
	Basement conversion cost	£35,945