S & P Building & Landscaping is an established and experienced local extension builder in YO19. Please contact us for a free, no obligation quote a...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,792
Experienced extension builder ready to quote for your work. All Round Developments is the best extension builder in YO19. No obligation free quotes...
From £21,760
Our philosophy is born out of listening to our clients. We know how stressful and time-consuming any renovation can be, and we have developed our s...

A flat roof extension ranges from the cheapest of £21,576 (DRA Renovations based in YO10) to the dearest of £21,792 (All Round Developments based in YO19), 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 YO19 by posting a job with HaMuch. We'll send it to extension builders in YO19.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near York | £30 | £229 |
| Build A Flat Roof Extension near Selby | £30 | £240 |
| Build A Flat Roof Extension near Goole | £26 | £217 |
| Build A Flat Roof Extension near Castleford | £30 | £225 |
| Build A Flat Roof Extension near Pontefract | £30 | £228 |
| Build A Flat Roof Extension near Rothwell | £30 | £230 |
| Build A Flat Roof Extension near Normanton | £30 | £233 |
| Build A Flat Roof Extension near Chapeltown | £30 | £232 |
| Build A Flat Roof Extension near Harrogate | £29 | £225 |
| Build A Flat Roof Extension near Leeds | £31 | £236 |
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 - £17,180

Two storey extension - £87,520

Build a timber frame extension - £25,680

Build a swimming pool - £80,680

Single storey extension - £48,600

Side return extension - £37,900

Install an RSJ - £1,880

Outbuilding - £9,680

Build a Mansard loft conversion - £51,680

Loft conversion - £30,750

Build a kitchen extension - £41,680

Hip to gable loft conversion - £41,680

Granny annexe - £86,680

Garden office - £9,680

Convert a Garage - £15,680

Garage - £18,180

Build a flat roof extension - £21,680

Build a dormer loft conversion - £41,680

Concrete foundations - £5,930

Convert a bungalow loft - £28,680

Convert a basement - £33,900