From £9,256
Building & Flat Roofing Contractors is a trusted extension builder serving customers in Garndolbenmaen and the surrounding area. Contact us to toda...
From £9,432
WJ Builders is an established and experienced local extension builder in Garndolbenmaen. Please contact us for a free, no obligation quote and comp...
From £9,744
Fiting of door internal/external All joinery work from new joists to fitting off skirting boards Kitchen fitting Staircase or replac...
From £9,720
Need an Extension Builder in Garndolbenmaen? Hughes Construction has been helping local clients (20 mile radius) with their extension buildering jo...
From £9,728
Need to find an Extension Builder near you for all your extension buildering work?
W F CLAYTON & CO LTD provides a local, trusted extension...

Outbuilding costs in Garndolbenmaen range from the cheapest of £9,256 (Building & Flat Roofing Contractors based in LL54) to the dearest of £9,744 (Balmoral joinery/construction based in LL60), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in Garndolbenmaen by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Conwy | £28 | £211 |
| Outbuilding near Conway | £28 | £211 |
| Outbuilding near Llandudno | £28 | £211 |
| Outbuilding near Colwyn Bay | £28 | £211 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,076

Two storey extension - £87,364

Build a timber frame extension - £25,576

Build a swimming pool - £80,576

Single storey extension - £46,520

Side return extension - £36,730

Install an RSJ - £1,776

Outbuilding - £9,576

Build a Mansard loft conversion - £51,576

Loft conversion - £29,775

Build a kitchen extension - £41,576

Hip to gable loft conversion - £41,576

Granny annexe - £86,576

Garden office - £9,576

Convert a Garage - £15,576

Garage - £18,076

Build a flat roof extension - £21,576

Build a dormer loft conversion - £41,576

Concrete foundations - £5,826

Convert a bungalow loft - £28,576

Convert a basement - £32,730