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Granny Annexe Cost in Kent

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 Kent?

Building a granny annexe ranges from £86,600 (Domy Building Services Ltd based in DA5) to £86,944 (AL-KO Construction Ltd based in BR5), 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 Kent by posting a job with HaMuch. We will send it to extension builders in Kent who will be happy to help you.

Estimates for granny annexe near Kent

"Granny annexe"

BEXLEYHEATH



Estimates for common extension builder jobs in Kent;

JobEstimate
Underpinning a house£17,336
Build a two storey extension£87,754
Build a timber frame extension£25,836
Install a swimming pool£80,836
Cost to build a single storey extension£51,723
Cost to build a side return extension£39,657
Install an RSJ£2,036
Build an outbuilding£9,836
Build a mansard loft conversion£51,836
Cost of a loft conversion£32,214
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£35,657
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Rates for other Kent trades

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Builder
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Granny annexe cost in Kent
Estimate Granny annexe cost in Kent based on hourly/daily rate (excluding VAT or callout charges)
Business name Granny annexe cost
Radiant Homes, Swanley , BR8 £86,872
GM BUILDING SERVICES, Swanley, BR8 £86,840
GS&M Construction, Swanley, BR8 £86,792
Make Construction Limited, Swanley, BR8 £86,840
Reeve Renovations, Kent, BR8 £86,920
Reeve Renovations, London, Kent, BR8 £86,816
UNIVERSAL CONSTRUCTION, Swanley, BR8 £86,872
M.T.R Electrics Ltd, The Old Barn, Wood St, Dartford, Essex, BR8 £86,904
Alpha Construction Building Company Ltd, Kent, BR5 £86,928
Domy Building Services Ltd, Bexley, DA5 £86,600
EVGENI baron, London, BR5 £86,872
NA Brickwork, Sidcup, DA14 £86,872
Henderson - Ure Building & Construction, Bexley, DA5 £86,840
Sunny Build Ltd, Sidcup, DA14 £86,872
Builder, Sidcup, DA14 £86,600
P&k Building Ltd, Petts Wood, BR5 £86,872
callisto construction, Dartford, Kent, DA4 £86,808
RJC BUILDING SERVICES, Petts Wood, BR5 £86,848
AL-KO Construction Ltd, Petts Wood, BR5 £86,944
BALMA Building Services LTD, Daisy Farm, Firmingers Road, Orpington, Kent, BR6 £86,808
BALMA Building Services LTD, Kent, BR6 £86,920
Probuilder London Ltd, Orpington, BR5 £86,808
Oakmore Builders Limited, Orpington, Kent, BR5 £86,824
Total Building Care, 36 Havelock Road, Dartford, Kent, DA1 £86,792
Amberly Builders, Dartford, DA1 £86,840

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Bexley£36£230
Granny Annexe near Dartford£45£237
Granny Annexe near Bromley£37£231
Granny Annexe near Northfleet£35£227
Granny Annexe near Sevenoaks£34£211
Granny Annexe near Grays£36£225
Granny Annexe near South Ockendon£51£242
Granny Annexe near Lewisham£38£236
Granny Annexe near Gravesend£35£227
Granny Annexe near Greenwich£38£235