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Trusted and professional extension builder in Ashington. Experienced in all extension buildering work and keeping within budget and on quote. DGS P...
Arrowhead Construction is a trusted extension builder serving customers in Ashington and the surrounding area. Contact us to today to get a competi...
Relax... you have found a reliable extension builder in Ashington. J3 BUILDING SOLUTIONS LTD is a friendly and reliable company based in Ashington ...
Relax... you have found a reliable extension builder in Ashington. Gdt builders is a friendly and reliable company based in Ashington who consider ...
From £87,880
Experienced extension builder ready to quote for your work. Premier Preservations Ltd is the best extension builder in Ashington. No obligation fre...
From £87,152
Trusted and professional extension builder in Ashington. Experienced in all extension buildering work and keeping within budget and on quote. Green...
From £87,152
We cover all of your building needs from house conversions, extensions, kitchens, bathrooms, room design, bespoke features and much more.Contact us...

Building a granny annexe ranges from £86,720 (J3 BUILDING SOLUTIONS LTD based in NE61) to £87,880 (Premier Preservations Ltd based in NE23), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in Ashington by posting a job with HaMuch. We will send it to extension builders in Ashington who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Ashington | £44 | £280 |
| Granny Annexe near Blyth | £42 | £288 |
| Granny Annexe near Cramlington | £36 | £256 |
| Granny Annexe near Whitley Bay | £38 | £268 |
| Granny Annexe near North Tyneside | £35 | £253 |
| Granny Annexe near Longbenton | £34 | £234 |
| Granny Annexe near Tynemouth | £36 | £257 |
| Granny Annexe near Wallsend | £34 | £245 |
| Granny Annexe near Newcastle Upon Tyne | £33 | £236 |
| Granny Annexe near South Shields | £36 | £257 |
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 - £17,683

Two storey extension - £88,274

Build a timber frame extension - £26,183

Build a swimming pool - £81,183

Single storey extension - £58,657

Side return extension - £43,557

Install an RSJ - £2,383

Outbuilding - £10,183

Build a Mansard loft conversion - £52,183

Loft conversion - £35,464

Build a kitchen extension - £42,183

Hip to gable loft conversion - £42,183

Granny annexe - £87,183

Garden office - £10,183

Convert a Garage - £16,183

Garage - £18,683

Build a flat roof extension - £22,183

Build a dormer loft conversion - £42,183

Concrete foundations - £6,433

Convert a bungalow loft - £29,183

Convert a basement - £39,557