Build a single storey extension in DA4 from £47,000

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Extension builder estimates (based on hourly rates) to build a single storey extension in DA4

Range from the cheapest single storey extension £47,000 (Domy Building Services Ltd based in DA5) to the dearest single storey extension £175,000 (Collins Home Improvements Ltd based in TN15).
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 DA4 by posting a job with HaMuch and we will send it to extension builders in DA4.

Estimates for single storey extension near DA4

Estimates for common extension builder jobs in DA4;

JobEstimate
Underpinning a house£17,578
Build a two storey extension£88,117
Build a timber frame extension£26,078
Install a swimming pool£81,078
Cost to build a single storey extension£56,562
Cost to build a side return extension£42,378
Install an RSJ£2,278
Build an outbuilding£10,078
Build a mansard loft conversion£52,078
Cost of a loft conversion£34,482
Build a kitchen extension£42,078
Build a hip to gable loft conversion£42,078
Build a granny annexe£87,078
Build a garden office£10,078
Convert a garage£16,078
Build a new garage£18,578
Build a flat roof extension£22,078
Build a dormer loft conversion£42,078
Lay a concrete foundation£6,328
Convert a bungalow loft£29,078
Basement conversion cost£38,378
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Rates for other DA4 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 DA4
Estimate Single storey extension cost in DA4 based on hourly/daily rate (excluding VAT or callout charges)
Business name Single storey extension cost
M.T.R Electrics Ltd, The Old Barn, Wood St, Dartford, Essex, BR8 £53,080
Reeve Renovations, Kent, BR8 £53,400
Reeve Renovations, London, Kent, BR8 £51,320
callisto construction, Dartford, Kent, DA4 £51,160
Radiant Homes, Swanley , BR8 £52,440
Make Construction Limited, Swanley, BR8 £51,800
Hyde Building Ltd, Mile End Green, Dart, DA2 £55,000
GM BUILDING SERVICES, Swanley, BR8 £51,800
M&R BUILDING & LANDCAPING LTD, Wrotham, TN15 £51,640
LEE BUILDERS, Hartley, DA3 £51,480
ForsBuild Construction Ltd, Dartford, DA2 £50,680
A Tutton Building Services Limited, Dartford, DA2 £52,280
GS&M Construction, Swanley, BR8 £50,840
UNIVERSAL CONSTRUCTION, Swanley, BR8 £52,440
Collins Home Improvements Ltd, Ash, Sevenoaks, TN15 £175,000
Amberly Builders, Dartford, DA1 £51,800
DP Construction, Greenhithe, DA9 £50,360
Domy Building Services Ltd, Bexley, DA5 £47,000
Ideal Loft Ladders South East (SE) Ltd, 8 Twisleton Court, Priory Hill, Dartford, DA1 £50,840
Total Building Care, 36 Havelock Road, Dartford, Kent, DA1 £50,840
Henderson - Ure Building & Construction, Bexley, DA5 £51,800
BALMA Building Services LTD, Daisy Farm, Firmingers Road, Orpington, Kent, BR6 £51,160
BALMA Building Services LTD, Kent, BR6 £53,400
JGS BUILDING CONTRACTORS, Hartley, DA3 £51,160
ALLTYPE BUILDING CONTRACTORS L, Meopham, DA13 £51,320

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