Build additional living space on your property in E8

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 E8?

Granny annexe cost in E8 - Sort by rates or availability

From £87,176
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Self employed

(rates verified 05/10/26)

Hight quality of jobs

From £87,048
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J&J Building Solutions

(rates verified 18/09/26)

Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in E8. No obligation free quotes a...

From £87,096
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Matharu Buildings

(last active 06/10/26)

Matharu Buildings is an established extension buildering business in E8. We come highly recommended and provide competitive quotes for your work.

From £87,312
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T M Builder

(last active 06/10/26)

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

From £87,168
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Best Builders

(last active 06/10/26)

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

From £87,360
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M & A UK Ltd

(last active 06/10/26)

Relax... you have found a reliable extension builder in E8. M & A UK Ltd is a friendly and reliable company based in E8 who consider no job as too ...

From £87,192
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1 review

Torrington

(last active 06/10/26)

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

From £87,432
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MM-Builders

(last active 06/10/26)

Maintenance and repair 

Family run business from 2006

 

 

From £87,096
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KS Plastering SERVICE

(last active 06/10/26)

Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...

From £87,144
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Greens Gardening & Landscape Property Maintenance

(last active 06/10/26)

Watch our short video highlighting all our expertise and services here:

more than 10 y...

Granny Annexe Cost in E8

Estimates for granny annexe near E8

Building a granny annexe ranges from £87,048 (J&J Building Solutions based in SW16) to £87,432 (MM-Builders based in N9), 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 E8 by posting a job with HaMuch. We will send it to extension builders in E8 who will be happy to help you.


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Estimates for common extension builder jobs in E8;

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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