Range from the cheapest single storey extension £30800 (OCC Construction based in NE10) to the dearest single storey extension £59600 (John Barrett Joiner Builder based in NE37).
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 Springwell by posting a job with HaMuch and we will send it to extension builders in Springwell.
27/02/2024
Single storey extension
Job | Estimate |
Underpinning a house | £17222 |
Build a two storey extension | £87582 |
Build a timber frame extension | £25722 |
Install a swimming pool | £80722 |
Cost to build a single storey extension | £44432 |
Cost to build a side return extension | £34368 |
Install an RSJ | £1922 |
Build an outbuilding | £9722 |
Build a mansard loft conversion | £51722 |
Cost of a loft conversion | £31140 |
Build a kitchen extension | £41722 |
Build a hip to gable loft conversion | £41722 |
Build a granny annexe | £86722 |
Build a garden office | £9722 |
Convert a garage | £15722 |
Build a new garage | £18222 |
Build a flat roof extension | £21722 |
Build a dormer loft conversion | £41722 |
Lay a concrete foundation | £5972 |
Convert a bungalow loft | £28722 |
Basement conversion cost | £34368 |