Range from the cheapest single storey extension £34000 (KTR based in KA3) to the dearest single storey extension £67600 (D Howatson Building & Landscaping Services based in KA30).
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 KA29 by posting a job with HaMuch and we will send it to extension builders in KA29.
Job | Estimate |
Underpinning a house | £17310 |
Build a two storey extension | £87715 |
Build a timber frame extension | £25810 |
Install a swimming pool | £80810 |
Cost to build a single storey extension | £46200 |
Cost to build a side return extension | £35363 |
Install an RSJ | £2010 |
Build an outbuilding | £9810 |
Build a mansard loft conversion | £51810 |
Cost of a loft conversion | £31969 |
Build a kitchen extension | £41810 |
Build a hip to gable loft conversion | £41810 |
Build a granny annexe | £86810 |
Build a garden office | £9810 |
Convert a garage | £15810 |
Build a new garage | £18310 |
Build a flat roof extension | £21810 |
Build a dormer loft conversion | £41810 |
Lay a concrete foundation | £6060 |
Convert a bungalow loft | £28810 |
Basement conversion cost | £35363 |