Range from the cheapest single storey extension £39,000 (R MILLS ROOFING based in EH41) to the dearest single storey extension £63,000 (B THOMPSON JOINERY based in EH33).
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 Dunbar by posting a job with HaMuch and we will send it to extension builders in Dunbar.

| Business name | Single storey extension cost |
|---|---|
| R MILLS ROOFING, Haddington, EH41 | £39,000 |
| Spear Renovations, East Lothian, TD13 | £48,920 |
| Forth Building and Development Ltd., Haddington, East Lothian, Eh41 | £51,800 |
| BAIN BUILDING COMPANY, Haddington and Gifford, EH41 | £51,160 |
| N & D Property Maintenance, East Lothian, EH41 | £54,040 |
| JOHN KENT JOINERS AND BUILDERS, Humbie, EH36 | £51,800 |
| B THOMPSON JOINERY, Tranent, EH33 | £63,000 |
| Wilson and Wilson Developments, City Of Edinburgh, eh33 | £53,880 |
| Advance Building Services, Tranent, EH35 | £47,000 |
| GSH BUILDING SERVICES, Ormiston, EH35 | £52,600 |
| M G JOINERY, Lauder , TD2 | £49,560 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Haddington | £32 | £233 |
| Single Storey Extension near Musselburgh | £32 | £230 |
| Single Storey Extension near Dalkeith | £31 | £225 |
| Single Storey Extension near Bonnyrigg | £32 | £228 |
| Single Storey Extension near Kirkcaldy | £36 | £253 |
| Single Storey Extension near Edinburgh | £32 | £236 |
| Single Storey Extension near Fife | £38 | £265 |
| Single Storey Extension near Penicuik | £31 | £232 |
| Single Storey Extension near Glenrothes | £36 | £260 |