Range from the cheapest single storey extension £39,000 (Turner Trades based in RG30) to the dearest single storey extension £53,720 (Bespoke Build Berkshire based in RG8).
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 RG18 by posting a job with HaMuch and we will send it to extension builders in RG18.

"Single storey 3m extension (6.4m wide) incl. kitchen installation. Semi-Detached house with alleyway access to back. "
RG18
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Thatcham | £32 | £229 |
| Single Storey Extension near Newbury | £32 | £227 |
| Single Storey Extension near Basingstoke & Deane | £33 | £231 |
| Single Storey Extension near Reading | £36 | £230 |
| Single Storey Extension near Didcot | £31 | £231 |
| Single Storey Extension near Caversham | £33 | £229 |
| Single Storey Extension near Basingstoke | £33 | £232 |
| Single Storey Extension near Woodley | £37 | £232 |
| Single Storey Extension near South Oxfordshire | £32 | £229 |
| Single Storey Extension near Abingdon-on-Thames | £31 | £228 |