Cost to build an outbuilding in SM4

Outbuilding cost in SM4

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 SM4 range from the cheapest of £9,440 (Porters Development Ltd based in CR4) to the dearest of £10,000 (Flanagan Construction Ltd based in SM4), 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 SM4 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	£17,382
	Build a two storey extension	£87,823
	Build a timber frame extension	£25,882
	Install a swimming pool	£80,882
	Cost to build a single storey extension	£52,645
	Cost to build a side return extension	£40,175
	Install an RSJ	£2,082
	Build an outbuilding	£9,882
	Build a mansard loft conversion	£51,882
	Cost of a loft conversion	£32,646
	Build a kitchen extension	£41,882
	Build a hip to gable loft conversion	£41,882
	Build a granny annexe	£86,882
	Build a garden office	£9,882
	Convert a garage	£15,882
	Build a new garage	£18,382
	Build a flat roof extension	£21,882
	Build a dormer loft conversion	£41,882
	Lay a concrete foundation	£6,132
	Convert a bungalow loft	£28,882
	Basement conversion cost	£36,175

Business name	Outbuilding cost
NCN Projects, London, SM4	£9,816
ConSys Solutions Ltd., Surrey, SM4	£9,936
M Hennessy Quality Roofing, Morden, SM4	£9,856
Bagnall Brickwork, Surrey, SM4	£9,936
SEDGWICK BUILDING SERVICES LLP, Morden, SM4	£9,856
Multi Hands Services Limited, Sutton, SM1	£9,888
Flanagan Construction Ltd, Morden, SM4	£10,000
PT DECORATIONS LTD, Morden, SM4	£9,888
EcoHomeLondonLtd, Greater London, SM4	£9,936
Home Shape Ltd, Surrey, SM1	£9,936
Bradley Building Services Ltd, Surrey, SM1	£9,936
SOUTH SIDE BUILDERS, Merton, SW20	£9,856
Origin Construction Limited, London, Surrey, SM4	£9,840
Origin Construction Limited, Surrey, SM4	£9,936
Arthur’s Building Service, London, SM5	£9,936
TRITON BUILDING RESTN LTD, Wimbledon, SW19	£9,856
CJS Roofing, Building & Drainage, Surrey, SM5	£9,936
CJS Roofing, Building & Drainage, 15 Tintern Road, Carshalton, Surrey, SM5	£9,816
Quality Builders, Mitcham, CR4	£9,936
Porters Development Ltd, London, CR4	£9,440
MATCO Design & Build, Surrey, CR4	£9,944
Edlin Homes, London, Cr4	£9,944
ADF BUILDING, Merton, CR4	£9,856
Cawston & Dee, London, SW19	£9,936
Thompson McCabe, Dalton House, 60 Windsor Avenue, London, Greater London, SW19	£9,840

Add an outbuilding to your property in SM4 from £9,440

Outbuilding cost in SM4

Estimates for common extension builder jobs in SM4;

Rates for other SM4 trades

Outbuilding cost in SM4

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