Build a single storey extension in Mountain Ash from £42,360

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

Range from the cheapest single storey extension £42,360 (Excel Home Design Ltd based in CF39) to the dearest single storey extension £46,360 (MG3Design based in CF82).
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 Mountain Ash by posting a job with HaMuch and we will send it to extension builders in Mountain Ash.

Estimates for single storey extension near Mountain Ash

Estimates for common extension builder jobs in Mountain Ash;

JobEstimate
Underpinning a house£16,990
Build a two storey extension£87,234
Build a timber frame extension£25,490
Install a swimming pool£80,490
Cost to build a single storey extension£44,792
Cost to build a side return extension£35,758
Install an RSJ£1,690
Build an outbuilding£9,490
Build a mansard loft conversion£51,490
Cost of a loft conversion£28,965
Build a kitchen extension£41,490
Build a hip to gable loft conversion£41,490
Build a granny annexe£86,490
Build a garden office£9,490
Convert a garage£15,490
Build a new garage£17,990
Build a flat roof extension£21,490
Build a dormer loft conversion£41,490
Lay a concrete foundation£5,740
Convert a bungalow loft£28,490
Basement conversion cost£31,758
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Rates for other Mountain Ash 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 Mountain Ash
Estimate Single storey extension cost in Mountain Ash based on hourly/daily rate (excluding VAT or callout charges)
Business name Single storey extension cost
BUILD-TEC CONTRACTORS LTD, Mountain Ash, CF45 £44,440
FORMWORK CONSTRUCTION LTD, Mountain Ash, CF45 £44,120
Barlam Drylining Ltd, Mountain Ash, CF45 £44,920
Professional Concrete Solutions, Treharris, CF46 £45,080
A POWELL CONSTRUCTION LTD, Aberdare, CF44 £44,120
L E JONES BUILDER, Ferndale, CF43 £44,440
Peter Simmon Construction, Cymmer, CF39 £44,120
RJ CONSTRUCTION, Tonypandy, CF40 £44,120
Dare Fitness, Rhondda Cynon Taf, CF44 £45,880
MG3Design, Caerphilly, CF82 £46,360
P ALLEN BUILDERS, Pontypridd, CF37 £44,280
WALTERS BUILDING SERVICES, Tonypandy, CF40 £44,120
G T Brickwork, Hengoed, CF82 £45,240
Atlantic Building Services Ltd, Hengoed, CF82 £44,600
COUNTY BUILDING MAINTENANCE LT, Cymmer, CF39 £44,280
EXTEND & BUILD LTD, Pontypridd, CF37 £44,440
Excel Home Design Ltd, St Georges, Mill Street, Tonyerfail, Rho, CF39 £42,360
Jac Jones Construction Ltd, Monmouthshire, NP12 £46,040
J.S. Builders, Rhondda Cynon Taff, CF39 £45,880
BIs Group, Newport, NP12 £46,040
Myatt Build Civil Engineering, Pontyclun, CF72 £44,280
GOODE BUILDING SERVICES, Caerphilly , CF83 £45,560
Cross Group Building Works Ltd, Cardiff, CF15 £46,360
TRIO BUILDING CONTRACTORS LTD, Pontyclun, CF72 £44,280
WESTGATE BUILDING SERVICES LTD, Pontyclun, CF72 £44,440

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Single Storey Extension near Rhondda, Cynon, Taff£27£183
Single Storey Extension near Rhondda£27£183
Single Storey Extension near Pontypridd£29£184
Single Storey Extension near Aberdare£28£186
Single Storey Extension near Merthyr Tydfil£28£187
Single Storey Extension near Church Village£30£188
Single Storey Extension near Tredegar£20£200
Single Storey Extension near Caerphilly£29£181
Single Storey Extension near Ebbw Vale£20£200
Single Storey Extension near Risca£27£185