Build a single storey extension in Watford from £52,600

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Single storey extension cost in Watford - Sort by rates or availability

From £65,240

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 £57,240

Last active Oct 26
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JJSR Construction Ltd

J Wijayamohan

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

From £64,280

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 £63,480

Last active Oct 26
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Sharp Building Ltd

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

From £55,480

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 Watford. Please contact us for a free, no obligation qu...

From £52,600

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 £56,920

Last active Oct 26
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RLC Construction

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

From £55,000

Last active Oct 26
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Vital Builders

Vital Builders are here to help customers who need an Extension Builder in Watford. We offer a competitive rate to complete all your extension buil...

From £61,880

Last active Oct 26
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C T Edwards

Relax... you have found a reliable extension builder in Watford. C T Edwards is a friendly and reliable company based in Watford who consider no jo...

From £62,360

Last active Oct 26
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Building Service and Support Ltd

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

Estimates for common extension builder jobs in Watford;

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...