Range from the cheapest single storey extension £31,000 (Weathersealed UK based in DL1) to the dearest single storey extension £71,000 (Radici Construction North East Ltd based in DH1).
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 DL14 by posting a job with HaMuch and we will send it to extension builders in DL14.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Bishop Auckland | £38 | £221 |
| Single Storey Extension near Spennymoor | £37 | £223 |
| Single Storey Extension near Newton Aycliffe | £40 | £207 |
| Single Storey Extension near Durham | £40 | £232 |
| Single Storey Extension near Darlington | £53 | £194 |
| Single Storey Extension near Chester-le-Street | £31 | £212 |
| Single Storey Extension near Stanley | £29 | £206 |
| Single Storey Extension near Consett | £28 | £202 |
| Single Storey Extension near Stockton-on-Tees | £35 | £201 |
| Single Storey Extension near Peterlee | £31 | £194 |