Range from the cheapest single storey extension £34,200 (Clyde construction property maintenance based in PA16) to the dearest single storey extension £56,760 (Price It Cost Consultants Ltd based in PA16).
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 Greenock by posting a job with HaMuch and we will send it to extension builders in Greenock.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Greenock | £24 | £200 |
| Single Storey Extension near Port Glasgow | £28 | £220 |
| Single Storey Extension near Dumbarton | £25 | £200 |
| Single Storey Extension near Renfrewshire | £47 | £348 |
| Single Storey Extension near Erskine | £30 | £222 |
| Single Storey Extension near Johnstone | £45 | £333 |
| Single Storey Extension near Clydebank | £30 | £225 |
| Single Storey Extension near Renfrew | £29 | £224 |
| Single Storey Extension near Paisley | £30 | £223 |
| Single Storey Extension near Bearsden | £29 | £224 |