Range from the cheapest single storey extension £26000 (R L Contracts based in BT36) to the dearest single storey extension £42000 (Browns Joinery based in BT29).
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 Carrickfergus by posting a job with HaMuch and we will send it to extension builders in Carrickfergus.
Job | Estimate |
Underpinning a house | £16597 |
Build a two storey extension | £86646 |
Build a timber frame extension | £25097 |
Install a swimming pool | £80097 |
Cost to build a single storey extension | £31943 |
Cost to build a side return extension | £27343 |
Install an RSJ | £1297 |
Build an outbuilding | £9097 |
Build a mansard loft conversion | £51097 |
Cost of a loft conversion | £25286 |
Build a kitchen extension | £41097 |
Build a hip to gable loft conversion | £41097 |
Build a granny annexe | £86097 |
Build a garden office | £9097 |
Convert a garage | £15097 |
Build a new garage | £17597 |
Build a flat roof extension | £21097 |
Build a dormer loft conversion | £41097 |
Lay a concrete foundation | £5347 |
Convert a bungalow loft | £28097 |
Basement conversion cost | £27343 |
Business name | Single storey extension cost |
---|---|
R L Contracts, Newtownabbey, BT36 | £26000 |
Anak , larne, BT40 | £29200 |
McM Joinery , Belfast , BT39 | £29200 |
Extended living by Gilbert-Ash, 47 Boucher Road, Belfast, BT12 | £31440 |
AK Building Services, , BT8 | £33040 |
Browns Joinery, Crumlin, BT29 | £42000 |
apex pharaoh ltd, Down, bt30 | £32720 |