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From £86,864
Whitby, YO21
Need to find an Extension Builder near you for all your extension buildering work?
MARK STRINGER BUILDING LIMITED provides a local, trusted...

Building a granny annexe ranges from £86,864 (MARK STRINGER BUILDING LIMITED based in YO21) to £86,864 (MARK STRINGER BUILDING LIMITED based in YO21), 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 Whitby by posting a job with HaMuch. We will send it to extension builders in Whitby who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Redcar | £42 | £240 |
| Granny Annexe near Redcar & Cleveland | £43 | £254 |
| Granny Annexe near Scarborough | £29 | £234 |
| Granny Annexe near Eston | £42 | £241 |
| Granny Annexe near Middlesbrough | £43 | £236 |
| Granny Annexe near Thornaby-on-Tees | £42 | £231 |
| Granny Annexe near Ingleby Barwick | £41 | £228 |
| Granny Annexe near Billingham | £44 | £242 |
| Granny Annexe near Hartlepool | £40 | £236 |
| Granny Annexe near Stockton-on-Tees | £41 | £228 |
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 - £17,364

Two storey extension - £87,796

Build a timber frame extension - £25,864

Build a swimming pool - £80,864

Single storey extension - £52,280

Side return extension - £39,970

Install an RSJ - £2,064

Outbuilding - £9,864

Build a Mansard loft conversion - £51,864

Loft conversion - £32,475

Build a kitchen extension - £41,864

Hip to gable loft conversion - £41,864

Granny annexe - £86,864

Garden office - £9,864

Convert a Garage - £15,864

Garage - £18,364

Build a flat roof extension - £21,864

Build a dormer loft conversion - £41,864

Concrete foundations - £6,114

Convert a bungalow loft - £28,864

Convert a basement - £35,970