From £87,568
We strive for quality for our clients. With over 37 years experience in the building industry we can offer a full service for our clients including...
From £87,552
Blue Conker are dedicated to creating spaces for you to enjoy living. From the planning stages through to the finishing touches, our team of profes...
From £87,272
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,432
Experienced extension builder ready to quote for your work. SWANEY CONSTRUCTION LTD is the best extension builder in Mid Bedfordshire. No obligatio...
From £87,280
Trusted and professional extension builder in Mid Bedfordshire. Experienced in all extension buildering work and keeping within budget and on quote...
From £87,328
Our building services company David Douglas Developments has over 30 years’ experience, and built an established reputation of providing customer...
From £87,352
Relax... you have found a reliable extension builder in Mid Bedfordshire. Claridge Interiors Ltd is a friendly and reliable company based in Mid Be...
From £87,488
Need an Extension Builder in Mid Bedfordshire? J B Smith Construction Limited has been helping local clients (20 mile radius) with their extension ...
From £87,240
G/WORKS & GENERAL BUILDING is an established extension buildering business in Mid Bedfordshire. We come highly recommended and provide competitive ...
From £87,264
Experienced extension builder ready to quote for your work. S & M Constructions is the best extension builder in Mid Bedfordshire. No obligation fr...

Building a granny annexe ranges from £87,240 (G/WORKS & GENERAL BUILDING based in MK43) to £87,568 (O & E Developments Ld based in MK45), 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 Mid Bedfordshire by posting a job with HaMuch. We will send it to extension builders in Mid Bedfordshire who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Mid Bedfordshire | £42 | £276 |
| Granny Annexe near Ampthill | £38 | £258 |
| Granny Annexe near Kempston | £44 | £273 |
| Granny Annexe near Luton | £41 | £278 |
| Granny Annexe near South Bedfordshire | £45 | £278 |
| Granny Annexe near Bedford | £45 | £278 |
| Granny Annexe near Dunstable | £41 | £272 |
| Granny Annexe near Biggleswade | £41 | £268 |
| Granny Annexe near Hitchin | £43 | £283 |
| Granny Annexe near Letchworth | £44 | £283 |
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 - £17,878

Two storey extension - £88,566

Build a timber frame extension - £26,378

Build a swimming pool - £81,378

Single storey extension - £62,552

Side return extension - £45,748

Install an RSJ - £2,578

Outbuilding - £10,378

Build a Mansard loft conversion - £52,378

Loft conversion - £37,290

Build a kitchen extension - £42,378

Hip to gable loft conversion - £42,378

Granny annexe - £87,378

Garden office - £10,378

Convert a Garage - £16,378

Garage - £18,878

Build a flat roof extension - £22,378

Build a dormer loft conversion - £42,378

Concrete foundations - £6,628

Convert a bungalow loft - £29,378

Convert a basement - £41,748