Cost to build a granny annexe in Colindale

Granny annexe cost in Colindale

Granny Annexe Cost in Colindale

Estimates for granny annexe near Colindale

Building a granny annexe ranges from £86,904 (R.A.S. Construction And Design Ltd based in NW9) to £87,432 (BKB Building Contractors based in NW9), 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 Colindale by posting a job with HaMuch. We will send it to extension builders in Colindale 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 Colindale;

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.