Range from the cheapest single storey extension £37200 (Glencroft Builders Ltd based in G81) to the dearest single storey extension £58000 (GK STONEMASONS based in G44).
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 G15 by posting a job with HaMuch and we will send it to extension builders in G15.
Job | Estimate |
Underpinning a house | £17303 |
Build a two storey extension | £87705 |
Build a timber frame extension | £25803 |
Install a swimming pool | £80803 |
Cost to build a single storey extension | £46064 |
Cost to build a side return extension | £35286 |
Install an RSJ | £2003 |
Build an outbuilding | £9803 |
Build a mansard loft conversion | £51803 |
Cost of a loft conversion | £31905 |
Build a kitchen extension | £41803 |
Build a hip to gable loft conversion | £41803 |
Build a granny annexe | £86803 |
Build a garden office | £9803 |
Convert a garage | £15803 |
Build a new garage | £18303 |
Build a flat roof extension | £21803 |
Build a dormer loft conversion | £41803 |
Lay a concrete foundation | £6053 |
Convert a bungalow loft | £28803 |
Basement conversion cost | £35286 |