Range from the cheapest single storey extension £51,800 (AB Construction & Maintenance based in Kt6) to the dearest single storey extension £71,000 (TD PRECISION BUILD LTD based in KT8).
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 Thames Ditton by posting a job with HaMuch and we will send it to extension builders in Thames Ditton.

"Single storey extension"
KT2
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near West Molesey | £37 | £243 |
| Single Storey Extension near Kingston Upon Thames | £37 | £235 |
| Single Storey Extension near Richmond Upon Thames | £37 | £236 |
| Single Storey Extension near Esher | £37 | £237 |
| Single Storey Extension near Elmbridge | £37 | £240 |
| Single Storey Extension near Walton-on-Thames | £37 | £238 |
| Single Storey Extension near Ewell | £37 | £235 |
| Single Storey Extension near Sunbury-on-Thames | £37 | £242 |
| Single Storey Extension near Hounslow | £37 | £243 |
| Single Storey Extension near Epsom | £37 | £236 |