Extension builder estimates (based on hourly rates) to build a single storey extension in DD3
Range from the cheapest single storey extension £35600 (JB BUILDERS based in KY8) to the dearest single storey extension £54800 (Bridgend Contracts based in PH2).
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 DD3 by posting a job with HaMuch and we will send it to extension builders in DD3.
Estimates for common extension builder jobs in DD3;
| Job | Estimate |
| Underpinning a house | £17317 |
| Build a two storey extension | £87726 |
| Build a timber frame extension | £25817 |
| Install a swimming pool | £80817 |
| Cost to build a single storey extension | £46348 |
| Cost to build a side return extension | £35446 |
| Install an RSJ | £2017 |
| Build an outbuilding | £9817 |
| Build a mansard loft conversion | £51817 |
| Cost of a loft conversion | £32038 |
| Build a kitchen extension | £41817 |
| Build a hip to gable loft conversion | £41817 |
| Build a granny annexe | £86817 |
| Build a garden office | £9817 |
| Convert a garage | £15817 |
| Build a new garage | £18317 |
| Build a flat roof extension | £21817 |
| Build a dormer loft conversion | £41817 |
| Lay a concrete foundation | £6067 |
| Convert a bungalow loft | £28817 |
| Basement conversion cost | £35446 |
Rates for other DD3 trades
Extension Builders in DD3
| Business name | Single storey extension cost |
|---|---|
| KESR Developments Ltd, , DD1 | £47440 |
| Reliabuild Contractors ltd, Dundee City, Dd4 | £46800 |
| Action Building Maintenance, Dundee, DD2 | £48400 |
| RAY YOUNG BRICKLAYER & BUILD, , DD5 | £45200 |
| DUNCAR BUILDING SERVICES LTD, , DD7 | £46960 |
| Whyte Design, Fife, KY15 | £49680 |
| D GARDINER CONSTRUCTION, , DD8 | £46000 |
| MOLLISON CONSTRUCTION, Blairgowrie, PH11 | £38800 |
| D.F.BUILDERS, Alyth, PH11 | £42000 |
| REDSTONE CONSTRUCTION (TAYSIDE, , DD8 | £44080 |
| Tayside Boiler Services Limited, Blairgowrie, PH11 | £48400 |
| D R JOINER & BUILDER, , KY15 | £48560 |
| Bridgend Contracts, Perth , PH2 | £54800 |
| WALLACE ROOFING & BUILDING LTD, , KY7 | £48880 |
| DS BUILDERS, , KY8 | £48400 |
| KXM Developments Ltd, Perth & Kinross, PH1 | £47920 |
| JB BUILDERS, Leven, KY8 | £35600 |