Cost to build an outbuilding in DA3

Outbuilding cost in DA3

Outbuildings are the perfect way to add extra space to your property when you need a bit of quiet from the main house. Whether it's for a garden office, gym or workshop, an outbuilding can add value to your home and increase your quality of life.

Outbuilding costs in DA3 range from the cheapest of £9,760 (AMD Construction and Renovation Ltd based in DA13) to the dearest of £16,000 (Collins Home Improvements Ltd based in TN15), but these are just estimates.

Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.

Get rates and quotes to build an outbuilding in DA3 by posting a job with HaMuch and we will send it to extension builders.

How much does an outbuilding cost?
Outbuilding cost per square metre
Factors that affect the cost of an outbuilding
What can you use an outbuilding for?
Do outbuildings add value to a property?
Do you need planning permission to build an outbuilding?
What is the 4-year rule for outbuildings?
Are outbuildings covered by buildings insurance?
What are the building regulations for outbuildings?

	Job	Estimate
	Underpinning a house	£17,580
	Build a two storey extension	£88,120
	Build a timber frame extension	£26,080
	Install a swimming pool	£81,080
	Cost to build a single storey extension	£56,594
	Cost to build a side return extension	£42,396
	Install an RSJ	£2,280
	Build an outbuilding	£10,080
	Build a mansard loft conversion	£52,080
	Cost of a loft conversion	£34,497
	Build a kitchen extension	£42,080
	Build a hip to gable loft conversion	£42,080
	Build a granny annexe	£87,080
	Build a garden office	£10,080
	Convert a garage	£16,080
	Build a new garage	£18,580
	Build a flat roof extension	£22,080
	Build a dormer loft conversion	£42,080
	Lay a concrete foundation	£6,330
	Convert a bungalow loft	£29,080
	Basement conversion cost	£38,396

Business name	Outbuilding cost
LEE BUILDERS, Hartley, DA3	£9,824
ULTRA BUILDING AND PROPERTY, Longfield, DA3	£10,000
JGS BUILDING CONTRACTORS, Hartley, DA3	£9,808
Hyde Building Ltd, Mile End Green, Dart, DA2	£10,000
Collins Home Improvements Ltd, Ash, Sevenoaks, TN15	£16,000
KBM BUILDERS, Meopham, DA13	£9,808
ALLTYPE BUILDING CONTRACTORS L, Meopham, DA13	£9,816
SK BUILDERS, Meopham, DA13	£9,800
TPT CONSTRUCTION, Meopham, DA13	£9,800
AMD Construction and Renovation Ltd, 67 Lewis Road, Istead Rise, Gravesend, Kent, DA13	£9,760
M&R BUILDING & LANDCAPING LTD, Wrotham, TN15	£9,832
Ciad Building Services Ltd, Gravesend, DA12	£9,808
callisto construction, Dartford, Kent, DA4	£9,808
GLADHOUSE CONSTRUCTION, Northfleet, DA11	£9,808
JPRMS Ltd, Northfleet, DA11	£9,848
SD Build, Gravesend, DA12	£9,800
Warren Miller Building, Northfleet, DA11	£9,848
Brown Builders UK Ltd, Gravesend, Kent, DA12	£9,776
DP Construction, Greenhithe, DA9	£9,768
ForsBuild Construction Ltd, Dartford, DA2	£9,784
A Tutton Building Services Limited, Dartford, DA2	£9,864
M.T.R Electrics Ltd, The Old Barn, Wood St, Dartford, Essex, BR8	£9,904
HYDER CONSTRUCTION LTD, Northfleet, DA11	£9,824
GDL CONSTRUCTION, Gravesend, DA12	£9,808
Bungar & Co ltd, Kent, Da12	£9,896

Add an outbuilding to your property in DA3 from £9,760

Outbuilding cost in DA3

Estimates for common extension builder jobs in DA3;

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Outbuilding cost in DA3

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