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Lee Jones
Jones Masonry Ltd is a trusted extension builder serving customers in Mirfield and the surrounding area. Contact us to today to get a competitive q...
Paul Brook Quality Builder is a trusted extension builder serving customers in Mirfield and the surrounding area. Contact us to today to get a comp...
Operating across Yorkshire and offering all joinery works to suit your needs, we can beat any genuine quote. Our commitment to craftsmanship ensure...
SJL Construction is a trusted extension builder serving customers in Mirfield and the surrounding area. Contact us to today to get a competitive qu...
C Wilcock Builders is an established extension buildering business in Mirfield. We come highly recommended and provide competitive quotes for your ...
Dave Harrison
DAVID HARRISON BUILDING are here to help customers who need an Extension Builder in Mirfield. We offer a competitive rate to complete all your exte...
Trusted and professional extension builder in Mirfield. Experienced in all extension buildering work and keeping within budget and on quote. Garage...
Experienced extension builder ready to quote for your work. L J Robson (Contracts) Ltd is the best extension builder in Mirfield. No obligation fre...
Relax... you have found a reliable extension builder in Mirfield. Walkden Bricklaying is a friendly and reliable company based in Mirfield who cons...
iConstruction are here to help customers who need an Extension Builder in Mirfield. We offer a competitive rate to complete all your extension buil...

A flat roof extension ranges from the cheapest of £21,664 (Walkden Bricklaying based in HD5) to the dearest of £22,312 (Jones Masonry Ltd based in BD19), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in Mirfield by posting a job with HaMuch. We'll send it to extension builders in Mirfield.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Mirfield | £31 | £236 |
| Build A Flat Roof Extension near Dewsbury | £33 | £245 |
| Build A Flat Roof Extension near Batley | £32 | £239 |
| Build A Flat Roof Extension near Brighouse | £30 | £230 |
| Build A Flat Roof Extension near Huddersfield | £29 | £224 |
| Build A Flat Roof Extension near Ossett | £33 | £245 |
| Build A Flat Roof Extension near Morley | £31 | £239 |
| Build A Flat Roof Extension near Kirklees | £30 | £231 |
| Build A Flat Roof Extension near Wakefield | £31 | £240 |
| Build A Flat Roof Extension near Halifax | £32 | £243 |
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 - £17,401

Two storey extension - £87,851

Build a timber frame extension - £25,901

Build a swimming pool - £80,901

Single storey extension - £53,016

Side return extension - £40,384

Install an RSJ - £2,101

Outbuilding - £9,901

Build a Mansard loft conversion - £51,901

Loft conversion - £32,820

Build a kitchen extension - £41,901

Hip to gable loft conversion - £41,901

Granny annexe - £86,901

Garden office - £9,901

Convert a Garage - £15,901

Garage - £18,401

Build a flat roof extension - £21,901

Build a dormer loft conversion - £41,901

Concrete foundations - £6,151

Convert a bungalow loft - £28,901

Convert a basement - £36,384