Range from the cheapest single storey extension £39,000 (R PEARCE BUILDING based in SN15) to the dearest single storey extension £51,160 (TG Roofing and Construction based in SN12).
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 Calne by posting a job with HaMuch and we will send it to extension builders in Calne.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Calne | £26 | £201 |
| Single Storey Extension near West Wiltshire | £29 | £218 |
| Single Storey Extension near North Wiltshire | £29 | £218 |
| Single Storey Extension near Devizes | £29 | £218 |
| Single Storey Extension near Chippenham | £28 | £216 |
| Single Storey Extension near Trowbridge | £29 | £223 |
| Single Storey Extension near Swindon | £32 | £207 |
| Single Storey Extension near Thamesdown | £32 | £209 |
| Single Storey Extension near Stratton St Margaret | £32 | £208 |
| Single Storey Extension near Yate | £28 | £223 |