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Granny Annexe Cost in Chalfont St Giles

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 Chalfont St Giles?

Building a granny annexe ranges from £86,840 (Swan Windows & Son Limited based in WD3) to £87,400 (KATELL PROPERTY MAINTENANCE based in WD3), 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 Chalfont St Giles by posting a job with HaMuch. We will send it to extension builders in Chalfont St Giles who will be happy to help you.

Estimates for granny annexe near Chalfont St Giles

Estimates for common extension builder jobs in Chalfont St Giles;

JobEstimate
Underpinning a house£17,425
Build a two storey extension£87,888
Build a timber frame extension£25,925
Install a swimming pool£80,925
Cost to build a single storey extension£53,509
Cost to build a side return extension£40,661
Install an RSJ£2,125
Build an outbuilding£9,925
Build a mansard loft conversion£51,925
Cost of a loft conversion£33,051
Build a kitchen extension£41,925
Build a hip to gable loft conversion£41,925
Build a granny annexe£86,925
Build a garden office£9,925
Convert a garage£15,925
Build a new garage£18,425
Build a flat roof extension£21,925
Build a dormer loft conversion£41,925
Lay a concrete foundation£6,175
Convert a bungalow loft£28,925
Basement conversion cost£36,661
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Rates for other Chalfont St Giles 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 Chalfont St Giles
Estimate Granny annexe cost in Chalfont St Giles based on hourly/daily rate (excluding VAT or callout charges)
Business name Granny annexe cost
J MCNAMEE J & J BUILDERS, Chalfont St Giles, HP8 £86,896
Velonia Interiors Ltd, Buckinghamshire, SL9 £86,888
Saltbox Design and Build, Hertfordshire, WD3 £86,976
Be Illuminated, Buckinghamshire, HP9 £86,984
KATELL PROPERTY MAINTENANCE, Rickmansworth, WD3 £87,400
Beech, Buckinghamshire, Hp7 £86,976
Distinct Build, Buckinghamshire, HP7 £86,976
Hamilton Refurbishments, Great House Farm, Chenies, Buckinghamshire, WD3 £86,856
CONSIDERATE BUILDING LIMITED, Gerrards Cross, SL9 £86,896
JAYEM BUILDING SERVICES LTD, Beaconsfield, HP9 £86,904
6:59 Ltd, Gerrards Cross, Buckinghamshire, SL9 £86,872
J Webb Roofing And Property Maintenance, Beaconsfield, HP9 £86,864
TB Projects, Beaconsfield, Buckinghamshire, HP9 £86,864
Kebbell Development Limited, Beaconsfield, Buckinghamshire, HP9 £86,864
DE Carpentry and Construction, Gerrards Cross, SL9 £86,952
Carlos Gurrea, Hertfordshire, WD3 £86,968
BALECOURT BUILDERS LIMITED, Rickmansworth, WD3 £86,896
Swan Windows & Son Limited, 88a High St, Rickmansworth, Hertfordshir, WD3 £86,840
CLPM Limited, The Pavilion, Micklefield Hall, Sarratt Road, Sarratt, Rickmansworth, Hertfordshire, WD3 £86,856
Cube Design, Herefordshire, WD3 £86,968
Timeless Interiors, Hertfordshire, WD3 £86,968
Asset Lofts, 30 High Street, Harefield, Middlesex, UB9 £86,848
Belvedere, Penn, Greater London, HP10 £86,864
M P TIMLIN (CONSTRUCTION) LTD, Chesham, HP5 £86,888
KPC BUILDING SERVICES LTD, Gerrards Cross, SL9 £86,872

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Gerrards Cross£37£244
Granny Annexe near Rickmansworth£37£241
Granny Annexe near Chesham£36£237
Granny Annexe near Hazlemere£34£235
Granny Annexe near Watford£37£239
Granny Annexe near Dacorum£36£232
Granny Annexe near Hillingdon£56£240
Granny Annexe near Berkhamsted£35£227
Granny Annexe near Hemel Hempstead£36£232
Granny Annexe near High Wycombe£34£237