Range from the cheapest single storey extension £40,600 (Searle Construction based in TR19) to the dearest single storey extension £43,800 (D & S Builders based in TR15).
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 St Buryan by posting a job with HaMuch and we will send it to extension builders in St Buryan.

| Business name | Single storey extension cost |
|---|---|
| Searle Construction , Penzance, TR19 | £40,600 |
| TGP Construction, Cornwall, TR18 | £40,920 |
| Marks maintenance, Cornwall, TR14 | £43,640 |
| D.P.Hatley Building Services, Camborne, TR14 | £43,640 |
| D & S Builders, Redruth, TR15 | £43,800 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near St Ives, Cornwall | £25 | £174 |
| Single Storey Extension near Camborne | £25 | £177 |
| Single Storey Extension near Falmouth | £27 | £183 |
| Single Storey Extension near Truro | £27 | £182 |
| Single Storey Extension near Newquay | £27 | £193 |