Build additional living space on your property in Wycombe

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 Wycombe?

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Granny annexe cost in Wycombe

ABC Associates STRUCTURES 4 U

From £87,280

Member since August 2026

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

Ava Constructions & Decors Ltd

From £86,944

(last active 24/09/26)

Need an Extension Builder in Wycombe? Ava Constructions & Decors Ltd has been helping local clients (10 mile radius) with their extension builderin...

Matharu Buildings

From £87,096

(last active 24/09/26)

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

Sharp Building Ltd

From £87,424

(last active 23/09/26)

Sharp Building Ltd is an established and experienced local extension builder in Wycombe. Please contact us for a free, no obligation quote and comp...

T M Builder

From £87,312

(last active 21/09/26)

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

DC Build & Pave

From £87,280

(last active 21/09/26)

Trusted and professional extension builder in Wycombe. Experienced in all extension buildering work and keeping within budget and on quote. DC Buil...

Greenline Construction

From £87,304

(last active 21/09/26)

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

SME Builders Network

From £87,336

(last active 21/09/26)

Trusted and professional extension builder in Wycombe. Experienced in all extension buildering work and keeping within budget and on quote. SME Bui...

EB Construction & Building Ltd

From £87,000

Member since July 2020

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

WINDOW WIZE

From £87,400

Member since February 2021

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Granny Annexe Cost in Wycombe

Estimates for granny annexe near Wycombe

Building a granny annexe ranges from £86,944 (Ava Constructions & Decors Ltd based in UB3) to £87,424 (Sharp Building Ltd based in WD19), 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 Wycombe by posting a job with HaMuch. We will send it to extension builders in Wycombe who will be happy to help you.


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Location in UKHourly RateDaily Rate
Granny Annexe near Wycombe£39£271
Granny Annexe near High Wycombe£39£272
Granny Annexe near Hazlemere£40£272
Granny Annexe near Maidenhead£41£273
Granny Annexe near Chesham£42£277
Granny Annexe near Gerrards Cross£43£282
Granny Annexe near South Oxfordshire£36£253
Granny Annexe near Aylesbury£42£270
Granny Annexe near Slough£42£272
Granny Annexe near Caversham£38£265

Estimates for common extension builder jobs in Wycombe;

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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