Build additional living space on your property in Carmarthenshire

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

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From £86,616

Last active Sep 26
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Max Sandford & San

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

Max Sandford & San provides a local, trusted extension b...

From £86,576

Last active Sep 26
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G.I Davies & Son

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

G.I Davies & Son provides a local, trusted extension bui...

From £86,624

Last active Sep 26
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D.A Fisher General Builders

D.A Fisher General Builders is an established and experienced local extension builder in Carmarthenshire. Please contact us for a free, no obligati...

From £86,736

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F & E Construction

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

From £86,936

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N Morgans & Son Ltd

Nigel Morgans

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

N Morgans & Son Ltd provides a local, trusted extension ...

Granny Annexe Cost in Carmarthenshire

Estimates for granny annexe near Carmarthenshire

Building a granny annexe ranges from £86,576 (G.I Davies & Son based in SA32) to £86,936 (N Morgans & Son Ltd based in SA33), 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 Carmarthenshire by posting a job with HaMuch. We will send it to extension builders in Carmarthenshire who will be happy to help you.


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Estimates for common extension builder jobs in Carmarthenshire;

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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