Range from the cheapest single storey extension £31600 (Building & Flat Roofing Contractors based in LL54) to the dearest single storey extension £42000 (W F CLAYTON & CO LTD based in LL57).
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 LL26 by posting a job with HaMuch and we will send it to extension builders in LL26.
Job | Estimate |
Underpinning a house | £16889 |
Build a two storey extension | £87084 |
Build a timber frame extension | £25389 |
Install a swimming pool | £80389 |
Cost to build a single storey extension | £37787 |
Cost to build a side return extension | £30630 |
Install an RSJ | £1589 |
Build an outbuilding | £9389 |
Build a mansard loft conversion | £51389 |
Cost of a loft conversion | £28025 |
Build a kitchen extension | £41389 |
Build a hip to gable loft conversion | £41389 |
Build a granny annexe | £86389 |
Build a garden office | £9389 |
Convert a garage | £15389 |
Build a new garage | £17889 |
Build a flat roof extension | £21389 |
Build a dormer loft conversion | £41389 |
Lay a concrete foundation | £5639 |
Convert a bungalow loft | £28389 |
Basement conversion cost | £30630 |
Business name | Single storey extension cost |
---|---|
UK Leisure Living Ltd, Unit 8, The Old Creamery, Station Road, , LL28 | £37680 |
S ROBERTS ROOFING, , LL22 | £37680 |
W F CLAYTON & CO LTD, Bangor, LL57 | £42000 |
Octagon Construction Ltd, Rhyl, LL18 | £37200 |
L & J BUILDERS, , LL15 | £40560 |
Building & Flat Roofing Contractors, Caernarfon, LL54 | £31600 |