Range from the cheapest single storey extension £47120 (Cortec Ltd based in GU7) to the dearest single storey extension £82000 (Websites 4 Trades based in GU7).
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 Godalming by posting a job with HaMuch and we will send it to extension builders in Godalming.
19/04/2024
Single storey extension
Job | Estimate |
Underpinning a house | £17587 |
Build a two storey extension | £88130 |
Build a timber frame extension | £26087 |
Install a swimming pool | £81087 |
Cost to build a single storey extension | £51734 |
Cost to build a side return extension | £38476 |
Install an RSJ | £2287 |
Build an outbuilding | £10087 |
Build a mansard loft conversion | £52087 |
Cost of a loft conversion | £34563 |
Build a kitchen extension | £42087 |
Build a hip to gable loft conversion | £42087 |
Build a granny annexe | £87087 |
Build a garden office | £10087 |
Convert a garage | £16087 |
Build a new garage | £18587 |
Build a flat roof extension | £22087 |
Build a dormer loft conversion | £42087 |
Lay a concrete foundation | £6337 |
Convert a bungalow loft | £29087 |
Basement conversion cost | £38476 |