Our building services company Dallcompanies Limited was established in May 2023, but have been helping customers in Milton Keynes and the surroundi...
Need an Extension Builder in Wolverton? Highland Homes & Gardens has been helping local clients (20 mile radius) with their extension buildering jo...
Trusted and professional extension builder in Wolverton. Experienced in all extension buildering work and keeping within budget and on quote. Langt...
Relax... you have found a reliable extension builder in Wolverton. Dean Prichard Building Services is a friendly and reliable company based in Wolv...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
Asanta Builder provides a local, trusted extension build...
Need an Extension Builder in Wolverton? D Catt Builders has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
Need to find an Extension Builder near you for all your extension buildering work?
Go-Large Design & Build Ltd provides a local, trusted ex...
John Addis
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
Need to find an Extension Builder near you for all your extension buildering work?
THE DEARN BUILDING GROUP LTD provides a local, trusted e...

Building a granny annexe ranges from £86,848 (Highland Homes & Gardens based in MK4) to £87,496 (JAB based in MK4), 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 Wolverton by posting a job with HaMuch. We will send it to extension builders in Wolverton who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Milton Keynes | £39 | £263 |
| Granny Annexe near Bletchley | £39 | £265 |
| Granny Annexe near Leighton Buzzard | £38 | £270 |
| Granny Annexe near Aylesbury Vale | £36 | £246 |
| Granny Annexe near Northampton | £35 | £239 |
| Granny Annexe near Ampthill | £38 | £258 |
| Granny Annexe near Kempston | £44 | £273 |
| Granny Annexe near Mid Bedfordshire | £42 | £276 |
| Granny Annexe near Bedford | £45 | £278 |
| Granny Annexe near South Bedfordshire | £45 | £278 |
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 - £17,599

Two storey extension - £88,149

Build a timber frame extension - £26,099

Build a swimming pool - £81,099

Single storey extension - £56,984

Side return extension - £42,616

Install an RSJ - £2,299

Outbuilding - £10,099

Build a Mansard loft conversion - £52,099

Loft conversion - £34,680

Build a kitchen extension - £42,099

Hip to gable loft conversion - £42,099

Granny annexe - £87,099

Garden office - £10,099

Convert a Garage - £16,099

Garage - £18,599

Build a flat roof extension - £22,099

Build a dormer loft conversion - £42,099

Concrete foundations - £6,349

Convert a bungalow loft - £29,099

Convert a basement - £38,616