Build additional living space on your property in E20

A granny annexe is the ideal solution for offering a young family member their own space in your home while they save up for their own house, or to help an older relative have some independence while keeping them at a safe distance. But how much do they cost to build in E20?

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Granny annexe cost in E20

Major Building Contractors Ltd

From £87,032

Relax... you have found a reliable extension builder in E20. Major Building Contractors Ltd is a friendly and reliable company based in E20 who con...

RLUK & Co.Ltd

From £86,272

LOCAL COMPANY WITH A TAILORED SERVICE TO ALL BUILDING WORKSYour A2Z building needsLOFT SPACE from £12,000LOFT DORMER from &...

Render

From £87,712

Experienced extension builder ready to quote for your work. Render is the best extension builder in E20. No obligation free quotes and many happy c...

Local Boiler Plumbing & Heating Services

From £87,312

Local Boiler Plumbing & Heating Services is an established and experienced local extension builder in E20. Please contact us for a free, no obligat...

B J CULLEN BUILDERS

From £86,968

B J CULLEN BUILDERS are here to help customers who need an Extension Builder in E20. We offer a competitive rate to complete all your extension bui...

METI BUILDING SERVICES LTD

From £86,984

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Sky Property Group

From £86,992

Sky Property Group is a trusted extension builder serving customers in E20 and the surrounding area. Contact us to today to get a competitive quote...

Can design and Construction

From £86,880

Member since August 2025

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Sz Builders

From £87,184

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

Sz Builders provides a local, trusted extension builderi...

Essex Building Construction

From £87,424

A firm that believes in quality, doesn't cut on the key values that creates a ideal home or business. We take on all jobs working to your budget

Granny Annexe Cost in E20

Estimates for granny annexe near E20

Building a granny annexe ranges from £86,272 (RLUK & Co.Ltd based in IG3) to £87,712 (Render based in IG1), but these are just estimates that can help give you an idea of who will be better value in your area.

The best thing to do is to get quotes to build a granny annexe in E20 by posting a job with HaMuch. We will send it to extension builders in E20 who will be happy to help you.


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Estimates for common extension builder jobs in E20;

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.

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