Range from the cheapest single storey extension £35600 (Saxonworld Ltd based in WS9) to the dearest single storey extension £74000 (Holmes Roofing & Cladding based in WS9).
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 WS14 by posting a job with HaMuch and we will send it to extension builders in WS14.
Job | Estimate |
Underpinning a house | £17226 |
Build a two storey extension | £87589 |
Build a timber frame extension | £25726 |
Install a swimming pool | £80726 |
Cost to build a single storey extension | £44522 |
Cost to build a side return extension | £34418 |
Install an RSJ | £1926 |
Build an outbuilding | £9726 |
Build a mansard loft conversion | £51726 |
Cost of a loft conversion | £31182 |
Build a kitchen extension | £41726 |
Build a hip to gable loft conversion | £41726 |
Build a granny annexe | £86726 |
Build a garden office | £9726 |
Convert a garage | £15726 |
Build a new garage | £18226 |
Build a flat roof extension | £21726 |
Build a dormer loft conversion | £41726 |
Lay a concrete foundation | £5976 |
Convert a bungalow loft | £28726 |
Basement conversion cost | £34418 |