Build additional living space on your property in RG4

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 RG4?

Granny annexe cost in RG4 - Sort by rates or availability

From £87,280

Member since August 2026

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ABC Associates STRUCTURES 4 U

Relax... you have found a reliable extension builder in RG4. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in RG4 who cons...

From £87,336

(last active 01/10/26)
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Aerea

Aerea is a trusted extension builder serving customers in RG4 and the surrounding area. Contact us to today to get a competitive quote for extensio...

From £87,432

(last active 01/10/26)
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DP Services

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

From £87,296

(last active 25/09/26)
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Pinnacle Property Services

Pinnacle Property Services is a trusted extension builder serving customers in RG4 and the surrounding area. Contact us to today to get a competiti...

From £87,152

(last active 22/09/26)
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ADW Roofing Services

Experienced extension builder ready to quote for your work. ADW Roofing Services is the best extension builder in RG4. No obligation free quotes an...

From £86,928

(last active 22/09/26)
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Holt Builders Ltd

Holt Builders Ltd are here to help customers who need an Extension Builder in RG4. We offer a competitive rate to complete all your extension build...

From £87,384

(last active 22/09/26)
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M B Building & Construction Ltd

M B Building & Construction Ltd is a trusted extension builder serving customers in RG4 and the surrounding area. Contact us to today to get a comp...

From £87,064

(last active 22/09/26)
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MPE Brickwork

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

MPE Brickwork provides a local, trusted extension builde...

From £87,224

(last active 22/09/26)
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Ayling & Sons Roofing Ltd

Ayling & Sons Roofing Ltd is an established and experienced local extension builder in RG4. Please contact us for a free, no obligation quote and c...

From £87,400

(last active 22/09/26)
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The Roof Doctor

The Roof Doctor is an established and experienced local extension builder in RG4. Please contact us for a free, no obligation quote and competitive...

Granny Annexe Cost in RG4

Estimates for granny annexe near RG4

Building a granny annexe ranges from £86,928 (Holt Builders Ltd based in GU12) 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 RG4 by posting a job with HaMuch. We will send it to extension builders in RG4 who will be happy to help you.


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Caversham£38£265
Granny Annexe near Reading£42£266
Granny Annexe near Woodley£42£266
Granny Annexe near Wokingham£41£279
Granny Annexe near Bracknell Forest£41£287
Granny Annexe near Bracknell£41£285
Granny Annexe near Maidenhead£41£273
Granny Annexe near Sandhurst£41£283
Granny Annexe near South Oxfordshire£36£253
Granny Annexe near Wycombe£39£271

Estimates for common extension builder jobs in RG4;

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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