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Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in TS25. No obligation free...
Need an Extension Builder in TS25? CHERRYBURN CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
From £86,784
Experienced extension builder ready to quote for your work. ALAN JACKSON BUILDER is the best extension builder in TS25. No obligation free quotes a...
From £87,128
Trusted and professional extension builder in TS25. Experienced in all extension buildering work and keeping within budget and on quote. E Collins ...
From £86,872
usamaseo is a trusted extension builder serving customers in TS25 and the surrounding area. Contact us to today to get a competitive quote for exte...
From £87,160
Fahadseo is an established and experienced local extension builder in TS25. Please contact us for a free, no obligation quote and competitive rates...

Building a granny annexe ranges from £86,528 (KIETH GRAY ROOFING & BUILDING based in TS24) to £87,160 (Fahadseo based in TS26), 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 TS25 by posting a job with HaMuch. We will send it to extension builders in TS25 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Hartlepool | £40 | £236 |
| Granny Annexe near Billingham | £44 | £242 |
| Granny Annexe near Middlesbrough | £43 | £236 |
| Granny Annexe near Eston | £42 | £241 |
| Granny Annexe near Redcar | £42 | £240 |
| Granny Annexe near Redcar & Cleveland | £43 | £254 |
| Granny Annexe near Stockton-on-Tees | £41 | £228 |
| Granny Annexe near Peterlee | £36 | £230 |
| Granny Annexe near Thornaby-on-Tees | £42 | £231 |
| Granny Annexe near Ingleby Barwick | £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 - £17,381

Two storey extension - £87,822

Build a timber frame extension - £25,881

Build a swimming pool - £80,881

Single storey extension - £52,627

Side return extension - £40,165

Install an RSJ - £2,081

Outbuilding - £9,881

Build a Mansard loft conversion - £51,881

Loft conversion - £32,638

Build a kitchen extension - £41,881

Hip to gable loft conversion - £41,881

Granny annexe - £86,881

Garden office - £9,881

Convert a Garage - £15,881

Garage - £18,381

Build a flat roof extension - £21,881

Build a dormer loft conversion - £41,881

Concrete foundations - £6,131

Convert a bungalow loft - £28,881

Convert a basement - £36,165