Add an outbuilding to your property in Garston from £9,880

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. To see prices and availability for your job click green button.

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From £10,512

Rates verified Oct 26
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Mandala Building Services

Mandala Building Services is a family-owned design and build maintenance company, encompassing everything from residential refurbishment to large-s...

From £10,112

Last active Nov 26
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JJSR Construction Ltd

J Wijayamohan

JJSR Construction Ltd is an established and experienced local extension builder in Garston. Please contact us for a free, no obligation quote and c...

From £10,464

Last active Oct 26
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AV Home Improvements

In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...

From £10,424

Last active Oct 26
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Sharp Building Ltd

Sharp Building Ltd is an established and experienced local extension builder in Garston. Please contact us for a free, no obligation quote and comp...

From £10,024

Last active Oct 26
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Mario Prajar Building Services

Mario Prajar Building Services is an established and experienced local extension builder in Garston. Please contact us for a free, no obligation qu...

From £9,880

Last active Oct 26
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MAX CONSTRUCTION LTD

Need to find an Extension Builder near you for all your extension buildering work?

MAX CONSTRUCTION LTD provides a local, trusted extension...

From £10,096

Last active Oct 26
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RLC Construction

RLC Construction are here to help customers who need an Extension Builder in Garston. We offer a competitive rate to complete all your extension bu...

From £10,368

Last active Oct 26
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Building Service and Support Ltd

Relax... you have found a reliable extension builder in Garston. Building Service and Support Ltd is a friendly and reliable company based in Garst...

From £10,440

Last active Oct 26
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COMPLETE CIVIL ENGINEERING

Ciaran Feeney

Need to find an Extension Builder near you for all your extension buildering work?

COMPLETE CIVIL ENGINEERING provides a local, trusted ext...

From £10,072

Last active Oct 26
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Chrysalis

Chrysalis are here to help customers who need an Extension Builder in Garston. We offer a competitive rate to complete all your extension builderin...

Outbuilding cost in Garston

Estimates for outbuilding near Garston

Outbuilding costs in Garston range from the cheapest of £9,880 (MAX CONSTRUCTION LTD based in HA4) to the dearest of £10,512 (Mandala Building Services based in WD6), 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 Garston by posting a job with HaMuch and we will send it to extension builders.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Outbuilding near Watford£43£280
Outbuilding near Bushey£43£278
Outbuilding near Rickmansworth£43£282
Outbuilding near Borehamwood£42£271
Outbuilding near St Albans£43£272
Outbuilding near Dacorum£42£275
Outbuilding near Hemel Hempstead£43£276
Outbuilding near Harrow£43£270
Outbuilding near Hatfield£42£266
Outbuilding near High Barnet£43£272

Estimates for common extension builder jobs in Garston;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

More extensions & conversions cost guides...