Range from the cheapest single storey extension £34000 (Gurkha Builders & Decorators based in ME16) to the dearest single storey extension £47920 (Roka Interiors based in ME19).
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 West Malli by posting a job with HaMuch and we will send it to extension builders in West Malli.
Job | Estimate |
Underpinning a house | £17264 |
Build a two storey extension | £87645 |
Build a timber frame extension | £25764 |
Install a swimming pool | £80764 |
Cost to build a single storey extension | £45270 |
Cost to build a side return extension | £34840 |
Install an RSJ | £1964 |
Build an outbuilding | £9764 |
Build a mansard loft conversion | £51764 |
Cost of a loft conversion | £31533 |
Build a kitchen extension | £41764 |
Build a hip to gable loft conversion | £41764 |
Build a granny annexe | £86764 |
Build a garden office | £9764 |
Convert a garage | £15764 |
Build a new garage | £18264 |
Build a flat roof extension | £21764 |
Build a dormer loft conversion | £41764 |
Lay a concrete foundation | £6014 |
Convert a bungalow loft | £28764 |
Basement conversion cost | £34840 |