From £88,060
Trusted and professional extension builder in MK5. Experienced in all extension buildering work and keeping within budget and on quote. Langton Bui...
From £88,588
Need an Extension Builder in MK5? STARGRADE CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs f...
From £88,228
Our building services company Dallcompanies Limited was established in May 2023, but have been helping customers in Milton Keynes and the surroundi...
From £88,744
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
From £87,772
Need an Extension Builder in MK5? Highland Homes & Gardens has been helping local clients (20 mile radius) with their extension buildering jobs for...
From £88,132
Need to find an Extension Builder near you for all your extension buildering work?
Go-Large Design & Build Ltd provides a local, trusted ex...
From £88,336
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,408
Need to find an Extension Builder near you for all your extension buildering work?
Asanta Builder provides a local, trusted extension build...
From £87,928
Relax... you have found a reliable extension builder in MK5. Dean Prichard Building Services is a friendly and reliable company based in MK5 who co...
From £88,360
I am a British Gas trained engineer with a vast knowledge of all gas, central heating, and plumbing systems. Now working independently, I provide i...

Costs range from £87,772 (Highland Homes & Gardens based in MK4) to £88,744 (JAB based in MK4), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to MK5.
"Two single bedroom" - MK8, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Milton Keynes | £39 | £263 |
| Two Storey Extension near Bletchley | £39 | £265 |
| Two Storey Extension near Leighton Buzzard | £38 | £270 |
| Two Storey Extension near Aylesbury Vale | £36 | £246 |
| Two Storey Extension near Ampthill | £38 | £258 |
| Two Storey Extension near Mid Bedfordshire | £42 | £276 |
| Two Storey Extension near Aylesbury | £42 | £270 |
| Two Storey Extension near Dunstable | £41 | £270 |
| Two Storey Extension near Kempston | £44 | £273 |
| Two Storey Extension 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 - £17,670

Two storey extension - £88,256

Build a timber frame extension - £26,170

Build a swimming pool - £81,170

Single storey extension - £58,408

Side return extension - £43,417

Install an RSJ - £2,370

Outbuilding - £10,170

Build a Mansard loft conversion - £52,170

Loft conversion - £35,348

Build a kitchen extension - £42,170

Hip to gable loft conversion - £42,170

Granny annexe - £87,170

Garden office - £10,170

Convert a Garage - £16,170

Garage - £18,670

Build a flat roof extension - £22,170

Build a dormer loft conversion - £42,170

Concrete foundations - £6,420

Convert a bungalow loft - £29,170

Convert a basement - £39,417