Range from the cheapest single storey extension £50800 (MARTIN POWER BUILDERS based in PA16) to the dearest single storey extension £67600 (D Howatson Building & Landscaping Services based in KA30).
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 PA21 by posting a job with HaMuch and we will send it to extension builders in PA21.
Job | Estimate |
Underpinning a house | £17836 |
Build a two storey extension | £88504 |
Build a timber frame extension | £26336 |
Install a swimming pool | £81336 |
Cost to build a single storey extension | £56720 |
Cost to build a side return extension | £41280 |
Install an RSJ | £2536 |
Build an outbuilding | £10336 |
Build a mansard loft conversion | £52336 |
Cost of a loft conversion | £36900 |
Build a kitchen extension | £42336 |
Build a hip to gable loft conversion | £42336 |
Build a granny annexe | £87336 |
Build a garden office | £10336 |
Convert a garage | £16336 |
Build a new garage | £18836 |
Build a flat roof extension | £22336 |
Build a dormer loft conversion | £42336 |
Lay a concrete foundation | £6586 |
Convert a bungalow loft | £29336 |
Basement conversion cost | £41280 |
Business name | Single storey extension cost |
---|---|
D Howatson Building & Landscaping Services, Largs, KA30 | £67600 |
MARTIN POWER BUILDERS, , PA16 | £50800 |
Price It Cost Consultants Ltd, Inverclyde, PA16 | £51760 |