Build a single storey extension in Keston from £39,000

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

Range from the cheapest single storey extension £39,000 (Bespoke Builders Beckenham based in BR3) to the dearest single storey extension £53,720 (Mardle Developments Ltd based in BR2).
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 Keston by posting a job with HaMuch and we will send it to extension builders in Keston.

Estimates for single storey extension near Keston

"Single storey extension"

BR2



Estimates for common extension builder jobs in Keston;

JobEstimate
Underpinning a house£17,325
Build a two storey extension£87,737
Build a timber frame extension£25,825
Install a swimming pool£80,825
Cost to build a single storey extension£51,493
Cost to build a side return extension£39,527
Install an RSJ£2,025
Build an outbuilding£9,825
Build a mansard loft conversion£51,825
Cost of a loft conversion£32,106
Build a kitchen extension£41,825
Build a hip to gable loft conversion£41,825
Build a granny annexe£86,825
Build a garden office£9,825
Convert a garage£15,825
Build a new garage£18,325
Build a flat roof extension£21,825
Build a dormer loft conversion£41,825
Lay a concrete foundation£6,075
Convert a bungalow loft£28,825
Basement conversion cost£35,527
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Rates for other Keston 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 Keston
Estimate Single storey extension cost in Keston based on hourly/daily rate (excluding VAT or callout charges)
Business name Single storey extension cost
Mardle Developments Ltd, Bromley, BR2 £53,720
Pinder Building Contractors, Kingfisher House 21-23 Elmfield Road, Bromley, BR1 £51,640
Heritage Roofing and Building Solutions Ltd, Bromley, BR1 £51,320
EXCELL BUILDING, West Wickham, Kent, BR4 £51,640
PROBUILD (SE) LTD, Bromley, BR1 £52,120
A&A Roofing Solutions, Kent, BR2 £53,720
LWA Building & Maintenance Ltd, 44 Sunray Avenue, Bromley, Kent, BR2 £51,480
R.F Construction & Landscaping, Bromley, BR1 £51,960
LEXA BUILDING SERVICES LTD, West Wickam, BR4 £52,120
London Quality Construction Group Limited, Bromley, BR2 £43,800
Stone & Brick limited, Bromley, BR1 £50,200
Inscope Management Services Ltd, 25 Holmcroft Way, Bromley, Greater London, BR2 £51,640
John Smith Builders, West Wickham, BR4 £51,480
Masonic Plumbing and Heating Ltd, Keston, BR2 £52,600
Gables & Co, West Wickham, BR4 £53,720
S G W, West wickham, BR4 £52,600
Nicholas James Construction, Bromley, Kent, BR1 £51,640
inscape projects ltd, Kent, BR2 £53,720
AAB Tile Installation & Repairs, Keston, BR2 £52,600
Saintflexs , Bromley, BR1 £52,760
SB Finishing, West Wickham, BR4 £53,720
MONUMENTAL CONSTRUCTION LIMITE, Keston, BR2 £52,120
QUANTIC BUILDING SERVICES LTD, West Wickam, BR4 £52,280
Bespoke Builders Beckenham, Beckenham, BR3 £39,000
Pineapple Interiors, Bromley, Greater London, BR1 £53,720

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