Build additional living space on your property in Sefton

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

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From £86,848

Last active Nov 26
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S.L.P Property Maintenance

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

S.L.P Property Maintenance provides a local, trusted ext...

From £86,912

Last active Nov 26
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Derek J Platt & Co

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

Derek J Platt & Co provides a local, trusted extension b...

From £86,696

Last active Nov 26
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Robuild - Waterwise

Robuild - Waterwise is an established extension buildering business in Sefton. We come highly recommended and provide competitive quotes for your w...

From £86,952

Last active Nov 26
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DW Brickwork

Trusted and professional extension builder in Sefton. Experienced in all extension buildering work and keeping within budget and on quote. DW Brick...

From £86,744

Last active Nov 26
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G J Builders Wirral

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

From £86,936

Last active Nov 26
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P & P Building Services

Peter Gallagher

Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in Sefton. No obligation free quo...

From £86,672

Last active Nov 26
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J.M.C Building Services

J.M.C Building Services is a trusted extension builder serving customers in Sefton and the surrounding area. Contact us to today to get a competiti...

From £86,768

Last active Nov 26
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KM Building Services

Relax... you have found a reliable extension builder in Sefton. KM Building Services is a friendly and reliable company based in Sefton who conside...

From £86,704

Last active Nov 26
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Render & External Insulation Specialist

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

From £86,904

Last active Nov 26
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Bob the Builder

Need an Extension Builder in Sefton? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many ...

Granny Annexe Cost in Sefton

Estimates for granny annexe near Sefton

Building a granny annexe ranges from £86,672 (J.M.C Building Services based in L4) to £86,952 (DW Brickwork based in CH46), 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 Sefton by posting a job with HaMuch. We will send it to extension builders in Sefton who will be happy to help you.


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Sefton£35£234
Granny Annexe near Crosby£35£234
Granny Annexe near Formby£28£206
Granny Annexe near Bootle£33£228
Granny Annexe near Maghull£34£231
Granny Annexe near Wallasey£32£224
Granny Annexe near Kirkby£31£224
Granny Annexe near Liverpool£31£222
Granny Annexe near Ormskirk£29£206
Granny Annexe near Birkenhead£31£219

Estimates for common extension builder jobs in Sefton;

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...