Build additional living space on your property in Randalstown

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Granny Annexe Cost in Randalstown

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 Randalstown?

Building a granny annexe ranges from £86,072 (Extended living by Gilbert-Ash based in BT12) to £86,600 (FJS CONTRACTS LTD based in BT45), 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 Randalstown by posting a job with HaMuch. We will send it to extension builders in Randalstown who will be happy to help you.

Estimates for granny annexe near Randalstown

Estimates for common extension builder jobs in Randalstown;

JobEstimate
Underpinning a house£16,692
Build a two storey extension£86,788
Build a timber frame extension£25,192
Install a swimming pool£80,192
Cost to build a single storey extension£38,840
Cost to build a side return extension£32,410
Install an RSJ£1,392
Build an outbuilding£9,192
Build a mansard loft conversion£51,192
Cost of a loft conversion£26,175
Build a kitchen extension£41,192
Build a hip to gable loft conversion£41,192
Build a granny annexe£86,192
Build a garden office£9,192
Convert a garage£15,192
Build a new garage£17,692
Build a flat roof extension£21,192
Build a dormer loft conversion£41,192
Lay a concrete foundation£5,442
Convert a bungalow loft£28,192
Basement conversion cost£28,410
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Rates for other Randalstown 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 Randalstown
Estimate Granny annexe cost in Randalstown based on hourly/daily rate (excluding VAT or callout charges)
Business name Granny annexe cost
Oakmore Contracts, Magherafelt, BT45 £86,200
C McGurk Building Contractor, Belfast , BT44 £86,280
LM Design & Build, Antrim, BT36 £86,168
M & M Construction, Mossley, BT36 £86,080
Belfast Loft Company, Belfast, BT17 £86,104
Designco Ltd, Antrim, BT36 £86,152
FJS CONTRACTS LTD, Magherfelt , BT45 £86,600
DGA, Antrim, BT37 £86,160
Ballantine building solutions, Antrim, Bt37 £86,144
H.M.Builders, Andersonstown, BT11 £86,096
Extended living by Gilbert-Ash, 47 Boucher Road, Belfast, BT12 £86,072
Seamus Mcmullan building and joinery, Draperstown , BT45 £86,600
Finch Construction NI, Antrim, BT28 £86,184
C.H Property Services, Falls Road, BT12 £86,088
R.J Builders, Aghagallon, BT67 £86,144
SM Plumbing & Heating, Ormeau, BT7 £86,088
T.I Building, Ballinderry, BT28 £86,104

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Crumlin£22£168
Granny Annexe near Ballyclare£17£110
Granny Annexe near Magherafelt£25£200
Granny Annexe near Maghaberry£27£175
Granny Annexe near Greenisland£20£134
Granny Annexe near Belfast£19£132
Granny Annexe near Lisburn£20£139
Granny Annexe near Carrickfergus£21£145
Granny Annexe near Hillsborough and Culcavy£21£141
Granny Annexe near Larne£15£120