From £9,520
Relax... you have found a reliable extension builder in Llanfairpwllgwyngyll. Property Maintenance Solutions is a friendly and reliable company bas...
From £9,720
Need an Extension Builder in Llanfairpwllgwyngyll? Hughes Construction has been helping local clients (20 mile radius) with their extension builder...
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 £9,800
Need an Extension Builder in Llanfairpwllgwyngyll? Chris's Roofing & Property Maintenance has been helping local clients (20 mile radius) with thei...
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...
From £9,528
Glyndwr Roofing & Building Services are here to help customers who need an Extension Builder in Llanfairpwllgwyngyll. We offer a competitive rate t...
From £9,256
Building & Flat Roofing Contractors is a trusted extension builder serving customers in Llanfairpwllgwyngyll and the surrounding area. Contact us t...

Outbuilding costs in Llanfairpwllgwyngyll range from the cheapest of £9,256 (Building & Flat Roofing Contractors based in LL54) to the dearest of £9,800 (Chris's Roofing & Property Maintenance based in LL31), 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 Llanfairpwllgwyngyll 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 - £17,114

Two storey extension - £87,421

Build a timber frame extension - £25,614

Build a swimming pool - £80,614

Single storey extension - £47,274

Side return extension - £37,154

Install an RSJ - £1,814

Outbuilding - £9,614

Build a Mansard loft conversion - £51,614

Loft conversion - £30,129

Build a kitchen extension - £41,614

Hip to gable loft conversion - £41,614

Granny annexe - £86,614

Garden office - £9,614

Convert a Garage - £15,614

Garage - £18,114

Build a flat roof extension - £21,614

Build a dormer loft conversion - £41,614

Concrete foundations - £5,864

Convert a bungalow loft - £28,614

Convert a basement - £33,154