Range from the cheapest single storey extension £20880 (Leon Morgan based in NP12) to the dearest single storey extension £42000 (CHANDER CONSTRUCTION LIMITED based in NP23).
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 Merthyr Tydfil by posting a job with HaMuch and we will send it to extension builders in Merthyr Tydfil.
Job | Estimate |
Underpinning a house | £16946 |
Build a two storey extension | £87169 |
Build a timber frame extension | £25446 |
Install a swimming pool | £80446 |
Cost to build a single storey extension | £38915 |
Cost to build a side return extension | £31265 |
Install an RSJ | £1646 |
Build an outbuilding | £9446 |
Build a mansard loft conversion | £51446 |
Cost of a loft conversion | £28554 |
Build a kitchen extension | £41446 |
Build a hip to gable loft conversion | £41446 |
Build a granny annexe | £86446 |
Build a garden office | £9446 |
Convert a garage | £15446 |
Build a new garage | £17946 |
Build a flat roof extension | £21446 |
Build a dormer loft conversion | £41446 |
Lay a concrete foundation | £5696 |
Convert a bungalow loft | £28446 |
Basement conversion cost | £31265 |