"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S

Building a granny annexe ranges from £87,264 (Heritage NE Ltd based in DL17) to £87,264 (Heritage NE Ltd based in DL17), 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 DL17 by posting a job with HaMuch. We will send it to extension builders in DL17 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Spennymoor | £37 | £249 |
| Granny Annexe near Newton Aycliffe | £38 | £225 |
| Granny Annexe near Bishop Auckland | £38 | £248 |
| Granny Annexe near Durham | £47 | £267 |
| Granny Annexe near Peterlee | £36 | £230 |
| Granny Annexe near Darlington | £60 | £222 |
| Granny Annexe near Stockton-on-Tees | £41 | £228 |
| Granny Annexe near Billingham | £44 | £242 |
| Granny Annexe near Chester-le-Street | £35 | £242 |
| Granny Annexe near Seaham | £35 | £235 |
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 - £17,764

Two storey extension - £88,396

Build a timber frame extension - £26,264

Build a swimming pool - £81,264

Single storey extension - £60,280

Side return extension - £44,470

Install an RSJ - £2,464

Outbuilding - £10,264

Build a Mansard loft conversion - £52,264

Loft conversion - £36,225

Build a kitchen extension - £42,264

Hip to gable loft conversion - £42,264

Granny annexe - £87,264

Garden office - £10,264

Convert a Garage - £16,264

Garage - £18,764

Build a flat roof extension - £22,264

Build a dormer loft conversion - £42,264

Concrete foundations - £6,514

Convert a bungalow loft - £29,264

Convert a basement - £40,470