Build a single storey extension in BT40 from £34,200

HaMuch is Excellent
Trustpilot

Extension builder estimates (based on hourly rates) to build a single storey extension in BT40

Range from the cheapest single storey extension £34,200 (Anak based in BT40) to the dearest single storey extension £38,360 (LM Design & Build based in BT36).
Comparing extension builders estimates for fitting a downstairs toilet gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to build a single storey extension in BT40 by posting a job with HaMuch and we will send it to extension builders in BT40.

Estimates for single storey extension near BT40

Estimates for common extension builder jobs in BT40;

JobEstimate
Underpinning a house£16,598
Build a two storey extension£86,647
Build a timber frame extension£25,098
Install a swimming pool£80,098
Cost to build a single storey extension£36,960
Cost to build a side return extension£31,353
Install an RSJ£1,298
Build an outbuilding£9,098
Build a mansard loft conversion£51,098
Cost of a loft conversion£25,294
Build a kitchen extension£41,098
Build a hip to gable loft conversion£41,098
Build a granny annexe£86,098
Build a garden office£9,098
Convert a garage£15,098
Build a new garage£17,598
Build a flat roof extension£21,098
Build a dormer loft conversion£41,098
Lay a concrete foundation£5,348
Convert a bungalow loft£28,098
Basement conversion cost£27,353
2. Enter postcode to get estimate
plus materials

to see who is available and get more information


Rates for other BT40 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
Single storey extension cost in BT40
Estimate Single storey extension cost in BT40 based on hourly/daily rate (excluding VAT or callout charges)
Business name Single storey extension cost
Anak , larne, BT40 £34,200
DGA, Antrim, BT37 £38,200
Ballantine building solutions, Antrim, Bt37 £37,880
LM Design & Build, Antrim, BT36 £38,360
Designco Ltd, Antrim, BT36 £38,040
M & M Construction, Mossley, BT36 £36,600
SM Plumbing & Heating, Ormeau, BT7 £36,760
C.H Property Services, Falls Road, BT12 £36,760
MIRKOW, Cregagh, BT6 £36,760
Firenstack Solutions, Cregagh, BT6 £36,600
Extended living by Gilbert-Ash, 47 Boucher Road, Belfast, BT12 £36,440
McEvoy Building & Joinery, Cregagh, BT6 £36,920

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Single Storey Extension near Larne£15£120
Single Storey Extension near Carrickfergus£21£145
Single Storey Extension near Ballyclare£17£110
Single Storey Extension near Greenisland£20£134
Single Storey Extension near Holywood£19£125
Single Storey Extension near Bangor£20£150
Single Storey Extension near Bangor£20£150
Single Storey Extension near Belfast£19£132
Single Storey Extension near Ballygowan£20£150
Single Storey Extension near Comber£20£142