From £16,096
Need an Extension Builder in Northumberland? D TAIT BUILDING & PROP REPAIRS has been helping local clients (20 mile radius) with their extension bu...
From £15,808
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in Northumberland. Please contact us for a free, no oblig...
From £16,168
Trusted and professional extension builder in Northumberland. Experienced in all extension buildering work and keeping within budget and on quote. ...
From £15,848
Trusted and professional extension builder in Northumberland. Experienced in all extension buildering work and keeping within budget and on quote. ...
From £15,848
JT Roofing is an established and experienced local extension builder in Northumberland. Please contact us for a free, no obligation quote and compe...
From £15,720
Relax... you have found a reliable extension builder in Northumberland. J3 BUILDING SOLUTIONS LTD is a friendly and reliable company based in North...
From £15,968
Trusted and professional extension builder in Northumberland. Experienced in all extension buildering work and keeping within budget and on quote. ...
From £15,888
Relax... you have found a reliable extension builder in Northumberland. SB Building Solutions is a friendly and reliable company based in Northumbe...
From £15,992
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £15,936
D H P Builders is an established extension buildering business in Northumberland. We come highly recommended and provide competitive quotes for you...

Garage conversions in Northumberland typically range from £15,720 (J3 BUILDING SOLUTIONS LTD based in NE61) to £16,168 (B & R Building Services based in NE5), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in Northumberland who will be happy to help.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Garage near Newcastle Upon Tyne | £33 | £235 |
| Convert A Garage near Longbenton | £33 | £233 |
| Convert A Garage near Cramlington | £36 | £256 |
| Convert A Garage near Gateshead | £33 | £236 |
| Convert A Garage near Consett | £33 | £241 |
| Convert A Garage near Stanley | £34 | £242 |
| Convert A Garage near Wallsend | £34 | £245 |
| Convert A Garage near Hebburn | £34 | £246 |
| Convert A Garage near Blyth | £42 | £288 |
| Convert A Garage near Whitley Bay | £38 | £268 |
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 - £17,427

Two storey extension - £87,891

Build a timber frame extension - £25,927

Build a swimming pool - £80,927

Single storey extension - £53,544

Side return extension - £40,681

Install an RSJ - £2,127

Outbuilding - £9,927

Build a Mansard loft conversion - £51,927

Loft conversion - £33,068

Build a kitchen extension - £41,927

Hip to gable loft conversion - £41,927

Granny annexe - £86,927

Garden office - £9,927

Convert a Garage - £15,927

Garage - £18,427

Build a flat roof extension - £21,927

Build a dormer loft conversion - £41,927

Concrete foundations - £6,177

Convert a bungalow loft - £28,927

Convert a basement - £36,681