Cost to build an outbuilding in TW3

Outbuilding cost in TW3

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 TW3 range from the cheapest of £9,848 (Slick Construction based in tw7) to the dearest of £9,952 (Elevator Consulting based in TW4), 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 TW3 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	£17,400
	Build a two storey extension	£87,851
	Build a timber frame extension	£25,900
	Install a swimming pool	£80,900
	Cost to build a single storey extension	£53,010
	Cost to build a side return extension	£40,380
	Install an RSJ	£2,100
	Build an outbuilding	£9,900
	Build a mansard loft conversion	£51,900
	Cost of a loft conversion	£32,817
	Build a kitchen extension	£41,900
	Build a hip to gable loft conversion	£41,900
	Build a granny annexe	£86,900
	Build a garden office	£9,900
	Convert a garage	£15,900
	Build a new garage	£18,400
	Build a flat roof extension	£21,900
	Build a dormer loft conversion	£41,900
	Lay a concrete foundation	£6,150
	Convert a bungalow loft	£28,900
	Basement conversion cost	£36,380

Business name	Outbuilding cost
LA PIETRA CONSTRUCTIONS, Hounslow, TW3	£9,872
Complex Renovation, Greater London, TW3	£9,944
Hawaii Ltd, Hounslow, TW3	£9,888
Virdi Construction Ltd, Hounslow, TW3	£9,864
Blue Ribbon Construction, Middlesex, TW7	£9,944
Slick Construction, 23 thatchers way, isleworth, Greater London, tw7	£9,848
Slick Construction, Greater London, tw7	£9,944
Slick Construction Ltd, Isleworth, TW7	£9,888
Michael Kramarz, MK Builds, Isleworth, TW7	£9,888
Skora Contractors Ltd, 299A Whitton Dene, Isleworth, Greater London, TW7	£9,848
Inventive Designs London Ltd, 4 Vincent Road, Isleworth, Borough of Hounslow - London, Greater London, TW7	£9,848
Darwin Home Improvements, Greater London, TW2	£9,944
Mahal Construction uk ltd, Greater London, TW7	£9,944
Elevator Consulting, Greater London, TW4	£9,952
Active Builders London ltd, Twickenham, Greater London, tw2	£9,856
BK Verma, Greater London, TW5	£9,952
Luca Extension Ltd, Heathdale Avenue, Hounslow, Tw4	£9,856
AMBUILD LTD, Osterley, TW7	£9,864
Sara-Int Renovations Ltd, London, Greater London, TW7	£9,848
Lewis Interiors Limited, Greater London, TW7	£9,944
Image Design & Consultants, Heston, TW5	£9,888
MIP Interiors, Tw74QZ, Tw7	£9,944
Ivan Dyshnyk, 7 Aplin Way, London, TW7	£9,848
Ivan Dyshnyk, London, TW7	£9,944
London Elite Builders Ltd, Greater London, TW4	£9,952

Add an outbuilding to your property in TW3 from £9,848

Outbuilding cost in TW3

Estimates for common extension builder jobs in TW3;

Rates for other TW3 trades

Outbuilding cost in TW3

Get extension builder rates instantly