Cost to build an outbuilding in W3

Outbuilding cost in W3

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 W3 range from the cheapest of £9,600 (Simply London Builders based in W3) to the dearest of £10,800 (Adrian Design Ltd based in W4), 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 W3 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	£17,422
	Build a two storey extension	£87,882
	Build a timber frame extension	£25,922
	Install a swimming pool	£80,922
	Cost to build a single storey extension	£53,432
	Cost to build a side return extension	£40,618
	Install an RSJ	£2,122
	Build an outbuilding	£9,922
	Build a mansard loft conversion	£51,922
	Cost of a loft conversion	£33,015
	Build a kitchen extension	£41,922
	Build a hip to gable loft conversion	£41,922
	Build a granny annexe	£86,922
	Build a garden office	£9,922
	Convert a garage	£15,922
	Build a new garage	£18,422
	Build a flat roof extension	£21,922
	Build a dormer loft conversion	£41,922
	Lay a concrete foundation	£6,172
	Convert a bungalow loft	£28,922
	Basement conversion cost	£36,618

Business name	Outbuilding cost
VING Building Solutions Limited, 47 churchfield road, London, Buckinghamshire, w3	£9,848
Simply London Builders, London, W3	£9,600
The Diamond Property Service Ltd, London, W3	£9,920
JHG Construction Building Services, Acton, W3	£9,864
Ferdas Design & Build Ltd, London, W3	£9,944
Nomex Design, Greater London, w3	£9,944
DK Magic Construction, 259A High Street, London, Greater London, W3	£9,840
Fox Construct Ltd, London, W3	£9,944
CHISWICK CONSTRUCTION LTD, Acton, W3	£9,864
Raremade, Greater London, W3	£9,944
Magill Travill Construction, Chiswick, W4	£9,888
Shape Design & Build, Sun Studios, 30 Warple Way, London, Greater London, W3	£9,840
PJS Building & Maintenance Ltd, 14 Heathfield Road, London, Greater London, W3	£9,840
LINE BUILDERS LTD, Acton, W3	£9,864
R Burton & Sons Builders, Chiswick, W4	£9,864
Adrian Design Ltd, Chiswick , W4	£10,800
Tela Design + Build, Greater London, W3	£9,944
C H Westend, 380 Bollo Lane, London, Greater London, W3	£9,944
Pipedreams Interiors Ltd, 33c Saville Road, Chiswick, London, Greater London, W4	£9,944
Qualtak Limited, Greater London, W3	£9,944
P and J Roofing & Building Contractors Ltd, 35 Colville Road, London, Greater London, W3	£9,944
MoreSpace, Ealing, London, Greater London, W5	£9,840
MAXLIGHT, London, Greater London, W3	£9,840
YN Interiors, Greater London, w3	£9,944
Stark Design & Build, Acton, W3	£9,888

Add an outbuilding to your property in W3 from £9,600

Outbuilding cost in W3

Estimates for common extension builder jobs in W3;

Rates for other W3 trades

Outbuilding cost in W3

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