Range from the cheapest single storey extension £40,600 (Property Maintenance Solutions based in LL74) to the dearest single storey extension £47,000 (W F CLAYTON & CO LTD based in LL57).
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 Amlwch by posting a job with HaMuch and we will send it to extension builders in Amlwch.

| Business name | Single storey extension cost |
|---|---|
| Property Maintenance Solutions, Benllech , LL74 | £40,600 |
| Glyndwr Roofing & Building Services, Holyhead, LL65 | £41,400 |
| Balmoral joinery/construction , Gaerwen gwynedd , LL60 | £41,880 |
| Hughes Construction, Bangor, LL57 | £41,720 |
| W F CLAYTON & CO LTD, Bangor, LL57 | £47,000 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Llandudno | £22 | £173 |
| Single Storey Extension near Conway | £22 | £173 |
| Single Storey Extension near Conwy | £26 | £212 |
| Single Storey Extension near Colwyn Bay | £26 | £212 |