Range from the cheapest single storey extension £31,000 (N J EVANS BUILDING CONTRACTOR based in CF14) to the dearest single storey extension £63,000 (Parker Construction based in CF14).
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 Caerphilly by posting a job with HaMuch and we will send it to extension builders in Caerphilly.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Caerphilly | £29 | £181 |
| Single Storey Extension near Church Village | £30 | £188 |
| Single Storey Extension near Pontypridd | £29 | £184 |
| Single Storey Extension near Risca | £27 | £185 |
| Single Storey Extension near Cardiff | £30 | £190 |
| Single Storey Extension near Rhondda | £27 | £183 |
| Single Storey Extension near Newport | £37 | £200 |
| Single Storey Extension near Cwmbran | £39 | £190 |
| Single Storey Extension near Penarth | £31 | £189 |
| Single Storey Extension near Rhondda, Cynon, Taff | £27 | £183 |