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Granny Annexe Cost in Windsor & Maidenhead

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 Windsor & Maidenhead?

Building a granny annexe ranges from £86,200 (Jeet & jarmal based in SL1) to £86,968 (Ani Mokashi based in SL4), 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 Windsor & Maidenhead by posting a job with HaMuch. We will send it to extension builders in Windsor & Maidenhead who will be happy to help you.

Estimates for granny annexe near Windsor & Maidenhead

Estimates for common extension builder jobs in Windsor & Maidenhead;

JobEstimate
Underpinning a house£17,336
Build a two storey extension£87,753
Build a timber frame extension£25,836
Install a swimming pool£80,836
Cost to build a single storey extension£51,710
Cost to build a side return extension£39,650
Install an RSJ£2,036
Build an outbuilding£9,836
Build a mansard loft conversion£51,836
Cost of a loft conversion£32,208
Build a kitchen extension£41,836
Build a hip to gable loft conversion£41,836
Build a granny annexe£86,836
Build a garden office£9,836
Convert a garage£15,836
Build a new garage£18,336
Build a flat roof extension£21,836
Build a dormer loft conversion£41,836
Lay a concrete foundation£6,086
Convert a bungalow loft£28,836
Basement conversion cost£35,650
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Rates for other Windsor & Maidenhead trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Granny annexe cost in Windsor & Maidenhead
Estimate Granny annexe cost in Windsor & Maidenhead based on hourly/daily rate (excluding VAT or callout charges)
Business name Granny annexe cost
Abodde Housing, Unit 174, 24-28 St Leonards Road, Windsor, Berkshire, SL4 £86,872
Rockfort Construction, Berkshire, SL4 £86,960
CONSTRUCTION CONNECTIONS LTD, Windsor, SL4 £86,880
ELINA YUKUMA DESIGN, Windsor, SL4 £86,960
Morpheus Gym Design, Gainsborough House, 59-60 Thames Street, Windsor, Berkshire, SL4 £86,856
Dub Solutions, Windsor, SL4 £86,896
Ani Mokashi, SL4 4HE, SL4 £86,968
WARD & CO CONSTRUCTION LIMITED, Colnbrook, SL3 £86,880
Dina Kashap, Berkshire, SL3 £86,960
Avenue92, Slough, Berkshire, SL1 £86,872
C WINTER BUILDING SERVICES, Slough, SL3 £86,600
Kaz Construction Ltd, Slough, SL1 £86,600
LSM Roofing, Slough, SL1 £86,872
My Garage Makeover (UK), Churchill House, 1 London Road, Slough, Berkshire, SL3 £86,872
GDC Design & Build, Berkshire, TW19 £86,968
GDC Design & Build, 37 The Drive, Wraysbury, Wraysbury, Staines-Upon-Thames, Berkshire, TW19 £86,880
JRL CONSTRUCTION & MAINT LTD, Slough, SL1 £86,880
BK Builders, Slough, SL1 £86,864
Jeet & jarmal, Slough, SL1 £86,200
Genius Home Improvements Ltd, Slough, SL1 £86,896
Grand Homes Developments, slough, Berkshire, SL3 £86,880
Blue Sky Roofing and Home Improvements, Slough , Sl3 £86,896
ART Home Improvements, Slough, SL3 £86,600
A & M MCGILL BUILDING SERVICE, Slough, SL1 £86,880
Mehra Builders, Slough, Sl2 £86,896

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Location in UKHourly RateDaily Rate
Granny Annexe near Windsor & Maidenhead£36£238
Granny Annexe near Windsor£36£238
Granny Annexe near Slough£36£238
Granny Annexe near Egham£36£228
Granny Annexe near Staines-upon-Thames£36£231
Granny Annexe near Maidenhead£36£236
Granny Annexe near Ascot£35£237
Granny Annexe near Bracknell Forest£35£248
Granny Annexe near Bracknell£35£248
Granny Annexe near Hillingdon£56£240