Cost to build an outbuilding in SW1Y

Outbuilding cost in SW1Y

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 SW1Y range from the cheapest of £8,160 (London Design And Build based in SW1A) to the dearest of £9,944 (Elv8 Interiors based in W1B), 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 SW1Y 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	£17,331
	Build a two storey extension	£87,746
	Build a timber frame extension	£25,831
	Install a swimming pool	£80,831
	Cost to build a single storey extension	£51,614
	Cost to build a side return extension	£39,596
	Install an RSJ	£2,031
	Build an outbuilding	£9,831
	Build a mansard loft conversion	£51,831
	Cost of a loft conversion	£32,163
	Build a kitchen extension	£41,831
	Build a hip to gable loft conversion	£41,831
	Build a granny annexe	£86,831
	Build a garden office	£9,831
	Convert a garage	£15,831
	Build a new garage	£18,331
	Build a flat roof extension	£21,831
	Build a dormer loft conversion	£41,831
	Lay a concrete foundation	£6,081
	Convert a bungalow loft	£28,831
	Basement conversion cost	£35,596

Business name	Outbuilding cost
London Projects Ltd, 11 Carteret Street, London, Greater London, SW1H	£9,848
Elv8 Interiors, Greater London, W1B	£9,944
Adamko Dry Lining London, Greater London, WC2N	£9,944
Mayfair Design, Greater London, W1J	£9,944
London Design And Build , Roehampton, SW1A	£8,160
Luxe Refurbs, 16 Berkeley Street, London, Greater London, W1J	£9,840
We Love Build - Three Arches, London, Greater London, W1J	£9,840
We Love Build, Greater London, W1J	£9,944
Big Mamma, Greater London, W1F	£9,944
Cornerstone, Greater London, W1F	£9,944
Sehem Design, london, W1F	£9,944
The Maybria Group, Mayfair, Greater London, W1J	£9,848
Future Homes Design and Build, 4 Old Park Lane, Mayfair, London, W1K	£9,848
Starfish Properties, 14 Hanover Street, 3rd Floor, London, W1S	£9,848
Pillar Contractors Ltd, 49 Grosvenor Street, Mayfair, London, Greater London, W1K	£9,840
Dominic Payte - Design & Build, 14 Hanover Square, Mayfair, Greater London, W1S	£9,848
A to Z Builders Ltd, Houses of Parliament, SW1P	£9,880
My Trusted Builder, London, Greater London, wc2h	£9,848
Whitehorse Build London, Greater London, WC2H	£9,944
HouseUP, 71-75 Shelton Street, Covent Garden, London, WC2H	£9,848
ElleHaus, Greater London, WC2H	£9,944
Rucco Property, Greater London, WC2H	£9,944
Gil Construction Ltd, Greater London, WC2H	£9,944
Matstone Projects Limited, Greater London, WC2H	£9,944
My Lady Builder, Greater London, WC2H	£9,944

Add an outbuilding to your property in SW1Y from £8,160

Outbuilding cost in SW1Y

Estimates for common extension builder jobs in SW1Y;

Rates for other SW1Y trades

Outbuilding cost in SW1Y

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