Range from the cheapest single storey extension £31,000 (Jones Facilities & Maintenance Services based in PO6) to the dearest single storey extension £50,680 (Buildtech southern Ltd based in PO2).
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 PO2 by posting a job with HaMuch and we will send it to extension builders in PO2.

"Single storey extension"
GOSPORT
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Portsmouth | £31 | £216 |
| Single Storey Extension near Gosport | £30 | £215 |
| Single Storey Extension near Havant & Waterloo | £30 | £213 |
| Single Storey Extension near Havant | £30 | £213 |
| Single Storey Extension near Fareham | £31 | £217 |
| Single Storey Extension near Lee-on-the-Solent | £31 | £217 |
| Single Storey Extension near Waterlooville | £31 | £213 |
| Single Storey Extension near Horndean | £30 | £213 |
| Single Storey Extension near Locks Heath | £30 | £213 |
| Single Storey Extension near Hedge End | £30 | £215 |