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 Aspley Guise? Highland Homes & Gardens has been helping local clients (20 mile radius) with their extension buildering...
Trusted and professional extension builder in Aspley Guise. Experienced in all extension buildering work and keeping within budget and on quote. La...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in Aspley Guise. Dean Prichard Building Services is a friendly and reliable company based in A...
Need to find an Extension Builder near you for all your extension buildering work?
Asanta Builder provides a local, trusted extension build...
Need to find an Extension Builder near you for all your extension buildering work?
Go-Large Design & Build Ltd provides a local, trusted ex...
EXPERT BUILDING SERVICES is an established and experienced local extension builder in Aspley Guise. Please contact us for a free, no obligation quo...
John Addis
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

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 Aspley Guise by posting a job with HaMuch. We will send it to extension builders in Aspley Guise who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Bletchley | £39 | £265 |
| Granny Annexe near Milton Keynes | £39 | £263 |
| Granny Annexe near Leighton Buzzard | £38 | £270 |
| Granny Annexe near Ampthill | £38 | £258 |
| Granny Annexe near Mid Bedfordshire | £42 | £276 |
| Granny Annexe near Dunstable | £41 | £272 |
| Granny Annexe near Aylesbury Vale | £36 | £246 |
| Granny Annexe near Aylesbury | £42 | £270 |
| Granny Annexe near Kempston | £44 | £273 |
| Granny Annexe near Bedford | £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 - £17,648

Two storey extension - £88,222

Build a timber frame extension - £26,148

Build a swimming pool - £81,148

Single storey extension - £57,960

Side return extension - £43,165

Install an RSJ - £2,348

Outbuilding - £10,148

Build a Mansard loft conversion - £52,148

Loft conversion - £35,138

Build a kitchen extension - £42,148

Hip to gable loft conversion - £42,148

Granny annexe - £87,148

Garden office - £10,148

Convert a Garage - £16,148

Garage - £18,648

Build a flat roof extension - £22,148

Build a dormer loft conversion - £42,148

Concrete foundations - £6,398

Convert a bungalow loft - £29,148

Convert a basement - £39,165