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Arrowhead Construction is a trusted extension builder serving customers in Newbiggin-by-the-sea and the surrounding area. Contact us to today to ge...
Relax... you have found a reliable extension builder in Newbiggin-by-the-sea. J3 BUILDING SOLUTIONS LTD is a friendly and reliable company based in...
Relax... you have found a reliable extension builder in Newbiggin-by-the-sea. Gdt builders is a friendly and reliable company based in Newbiggin-by...
From £22,880
Experienced extension builder ready to quote for your work. Premier Preservations Ltd is the best extension builder in Newbiggin-by-the-sea. No obl...
From £22,152
Trusted and professional extension builder in Newbiggin-by-the-sea. Experienced in all extension buildering work and keeping within budget and on q...
From £22,152
We cover all of your building needs from house conversions, extensions, kitchens, bathrooms, room design, bespoke features and much more.Contact us...

A flat roof extension ranges from the cheapest of £21,720 (J3 BUILDING SOLUTIONS LTD based in NE61) to the dearest of £22,880 (Premier Preservations Ltd based in NE23), 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 Newbiggin-by-the-sea by posting a job with HaMuch. We'll send it to extension builders in Newbiggin-by-the-sea.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Ashington | £44 | £280 |
| Build A Flat Roof Extension near Blyth | £42 | £288 |
| Build A Flat Roof Extension near Cramlington | £36 | £256 |
| Build A Flat Roof Extension near Whitley Bay | £38 | £268 |
| Build A Flat Roof Extension near North Tyneside | £35 | £253 |
| Build A Flat Roof Extension near Tynemouth | £36 | £257 |
| Build A Flat Roof Extension near Longbenton | £34 | £234 |
| Build A Flat Roof Extension near Wallsend | £34 | £245 |
| Build A Flat Roof Extension near South Shields | £36 | £257 |
| Build A Flat Roof Extension near Hebburn | £34 | £246 |
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 - £17,749

Two storey extension - £88,374

Build a timber frame extension - £26,249

Build a swimming pool - £81,249

Single storey extension - £59,987

Side return extension - £44,305

Install an RSJ - £2,449

Outbuilding - £10,249

Build a Mansard loft conversion - £52,249

Loft conversion - £36,088

Build a kitchen extension - £42,249

Hip to gable loft conversion - £42,249

Granny annexe - £87,249

Garden office - £10,249

Convert a Garage - £16,249

Garage - £18,749

Build a flat roof extension - £22,249

Build a dormer loft conversion - £42,249

Concrete foundations - £6,499

Convert a bungalow loft - £29,249

Convert a basement - £40,305