Range from the cheapest single storey extension £40,600 (Oakenstone Design Planning Build based in DE4) to the dearest single storey extension £63,000 (Top Floar Property Services based in DE14).
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 DE6 by posting a job with HaMuch and we will send it to extension builders in DE6.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Amber Valley | £28 | £218 |
| Single Storey Extension near Belper | £28 | £219 |
| Single Storey Extension near Derby | £26 | £203 |
| Single Storey Extension near Burton upon Trent | £27 | £218 |
| Single Storey Extension near Ripley | £28 | £217 |
| Single Storey Extension near Leek | £25 | £195 |
| Single Storey Extension near Heanor | £27 | £204 |
| Single Storey Extension near Alfreton | £29 | £221 |
| Single Storey Extension near Ilkeston | £27 | £204 |
| Single Storey Extension near Swadlincote | £28 | £219 |