Build additional living space on your property in Ashendon

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 Ashendon? To see prices and availability for your job click Get quotes.

HaMuch is Excellent

Granny annexe cost in Ashendon - Sort by rates or availability

From £87,168

(last active 14/05/26)
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Platinum Build Ltd

Platinum Build Ltd are here to help customers who need an Extension Builder in Ashendon. We offer a competitive rate to complete all your extension...

From £87,080

(last active 16/03/26)
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ADC Landscape And Garden Maintenance Contractors

We are ADC Landscaping & Gardening, owned and run by Ashley Collier. We are a family business based in Aylesbury, Buckinghamshire, and cover all as...

From £87,448

(last active 27/12/25)
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C HORWOOD CONSTRUCTION

Trusted and professional extension builder in Ashendon. Experienced in all extension buildering work and keeping within budget and on quote. C HORW...

From £87,160

(last active 27/12/25)
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D M B E BUILDPLUS

D M B E BUILDPLUS is an established and experienced local extension builder in Ashendon. Please contact us for a free, no obligation quote and comp...

From £87,440

(last active 27/12/25)
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Just Lofts

Just Lofts are here to help customers who need an Extension Builder in Ashendon. We offer a competitive rate to complete all your extension builder...

From £87,240

(last active 27/12/25)
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AMG Roofing (Bucks) Ltd

AMG Roofing (Bucks) Ltd is owned by Ashley Gibson, a small, friendly, family run business that began in 2020, as a result of the Pandemic and an ac...

From £86,968

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VICTOR KING CONSTRUCTION

Experienced extension builder ready to quote for your work. VICTOR KING CONSTRUCTION is the best extension builder in Ashendon. No obligation free ...

From £87,128

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Trew Builders

Relax... you have found a reliable extension builder in Ashendon. Trew Builders is a friendly and reliable company based in Ashendon who consider n...

From £87,280

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BUILDRIGHT (UK) LTD

Trusted and professional extension builder in Ashendon. Experienced in all extension buildering work and keeping within budget and on quote. BUILDR...

From £87,120

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Wp renovations

Specialising in all finishing trades from start to finish all in house

Granny Annexe Cost in Ashendon

Estimates for granny annexe near Ashendon

Building a granny annexe ranges from £86,968 (VICTOR KING CONSTRUCTION based in HP21) to £87,448 (C HORWOOD CONSTRUCTION based in HP19), 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 Ashendon by posting a job with HaMuch. We will send it to extension builders in Ashendon 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 Aylesbury Vale£36£246
Granny Annexe near Aylesbury£42£270
Granny Annexe near Bicester£35£249
Granny Annexe near Cherwell£35£249
Granny Annexe near Oxford£37£261
Granny Annexe near South Oxfordshire£36£253
Granny Annexe near Wycombe£39£271
Granny Annexe near Leighton Buzzard£38£270
Granny Annexe near High Wycombe£39£272
Granny Annexe near Hazlemere£40£272

Estimates for common extension builder jobs in Ashendon;

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...