Build additional living space on your property in UB10

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 UB10?

Granny annexe cost in UB10 - Sort by rates or availability

J&J Building Solutions

From £87,048

(rates verified 18/09/26)

Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in UB10. No obligation free quotes...

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1 review

Torrington

From £87,192

(last active 01/10/26)

NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...

"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO

Samuele Paolini

From £87,392

(last active 01/10/26)

Need an Extension Builder in UB10? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...

ABC Associates STRUCTURES 4 U

From £87,280

Member since August 2026

Relax... you have found a reliable extension builder in UB10. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in UB10 who co...

VA Structures

From £87,192

(last active 01/10/26)

Need an Extension Builder in UB10? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs for many year...

DC Build & Pave

From £87,280

(last active 01/10/26)

Trusted and professional extension builder in UB10. Experienced in all extension buildering work and keeping within budget and on quote. DC Build &...

T M Builder

From £87,312

(last active 01/10/26)

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

DP Services

From £87,432

(last active 01/10/26)

DP Services is a fully insured friendly local company which has been trading since 2002 and delivers high quality building work in domestic extensi...

Ali & Sons Builders

From £87,152

(last active 01/10/26)

I am a qualified, builder, electrician and plumber. I have been working in the construction industry for over 23 years and have built everything fr...

The Diamond Property Service Ltd

From £87,304

(last active 01/10/26)

Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...

Granny Annexe Cost in UB10

Estimates for granny annexe near UB10

Building a granny annexe ranges from £87,048 (J&J Building Solutions based in SW16) to £87,432 (DP Services based in RG41), 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 UB10 by posting a job with HaMuch. We will send it to extension builders in UB10 who will be happy to help you.


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Estimates for common extension builder jobs in UB10;

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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