Cost to build a granny annexe in Brent Cross

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Granny Annexe Cost in Brent Cross

Estimates for granny annexe near Brent Cross

Building a granny annexe ranges from £87,048 (NWL Renovations Ltd based in Nw6) to £87,440 (COMPLETE CIVIL ENGINEERING based in HA8), 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 Brent Cross by posting a job with HaMuch. We will send it to extension builders in Brent Cross who will be happy to help you.

"Granny annexe" - COLINDALE, job posted 07/12/25

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Estimates for common extension builder jobs in Brent Cross;

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.