Build additional living space on your property in LU1

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 LU1?

Granny annexe cost in LU1 - Sort by rates or availability

From £87,000
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EB Construction & Building Ltd

Member since July 2020

EB Construction & Building Ltd are here to help customers who need an Extension Builder in LU1. We offer a competitive rate to complete all your ex...

From £86,936
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Bacan's cleaning painting and decorating

(last active 06/10/26)

Plumbing, painting exterior, interior, extensions, plastering, skiming, carpeting, Flooring, you can ask us ..

From £87,464
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AV Home Improvements

(last active 05/10/26)

In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...

From £87,232
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Space Above Limited

(last active 04/10/26)

If you are looking for a LU1 extension builder and you need something replaced, fitted, or fixed, contact Space Above Limited today. We are competi...

From £88,024
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J K L Building Contractors Ltd

(last active 04/10/26)

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

From £86,456
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Rite Builders

(last active 03/10/26)

we are very efficient in our work.and make sure our client is one 100% satisfied with our work.

From £87,456
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A.J Builders

(last active 03/10/26)

A.J Builders is an established and experienced local extension builder in LU1. Please contact us for a free, no obligation quote and competitive ra...

From £87,272
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Top Notch Tradesmen

(last active 03/10/26)

Top Notch Tradesmen is an established and experienced local extension builder in LU1. Please contact us for a free, no obligation quote and competi...

From £87,016
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FULLERS BUILDING SERVICES

(last active 03/10/26)

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

From £87,344
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Greg-Bud

(last active 03/10/26)

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

Greg-Bud provides a local, trusted extension buildering ...

Granny Annexe Cost in LU1

Estimates for granny annexe near LU1

Building a granny annexe ranges from £86,456 (Rite Builders based in LU1) to £88,024 (J K L Building Contractors Ltd based in MK42), 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 LU1 by posting a job with HaMuch. We will send it to extension builders in LU1 who will be happy to help you.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Luton£41£278
Granny Annexe near Dunstable£41£272
Granny Annexe near Harpenden£86£315
Granny Annexe near Hitchin£43£283
Granny Annexe near Hemel Hempstead£42£270
Granny Annexe near Mid Bedfordshire£42£276
Granny Annexe near St Albans£63£288
Granny Annexe near Dacorum£42£269
Granny Annexe near Berkhamsted£41£263
Granny Annexe near Stevenage£44£282

Estimates for common extension builder jobs in LU1;

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.

More extensions & conversions cost guides...