Range from the cheapest single storey extension £39,000 (Ace Locksmith based in CO3) to the dearest single storey extension £50,840 (Quirk Design & Build Ltd based in CM77).
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 CO9 by posting a job with HaMuch and we will send it to extension builders in CO9.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Braintree | £32 | £218 |
| Single Storey Extension near Sudbury | £30 | £208 |
| Single Storey Extension near Haverhill | £32 | £221 |
| Single Storey Extension near Witham | £31 | £209 |
| Single Storey Extension near Colchester | £29 | £200 |
| Single Storey Extension near Maldon | £32 | £212 |
| Single Storey Extension near Chelmsford | £33 | £224 |
| Single Storey Extension near Bishop's Stortford | £36 | £229 |
| Single Storey Extension near Bury St Edmunds | £29 | £215 |
| Single Storey Extension near Tendring | £27 | £195 |