John Addis
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
Buckingham, MK18
Relax... you have found a reliable extension builder in Buckingham. D Beagle Building Contractors is a friendly and reliable company based in Bucki...
We are Cognitive Construction, a forward-thinking design & build company.Our houses are our castles and we take great pride in transforming homes a...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in Buckingham by posting a job with HaMuch and we will send it to extension builders in Buckingham.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Aylesbury Vale | £36 | £246 |
| Convert A Basement near Bicester | £35 | £249 |
| Convert A Basement near Milton Keynes | £39 | £263 |
| Convert A Basement near Bletchley | £39 | £265 |
| Convert A Basement near Cherwell | £35 | £249 |
| Convert A Basement near Aylesbury | £42 | £270 |
| Convert A Basement near Leighton Buzzard | £38 | £270 |
| Convert A Basement near Banbury | £33 | £239 |
| Convert A Basement near Northampton | £35 | £239 |
| Convert A Basement near Dunstable | £41 | £274 |
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 - £17,695

Two storey extension - £88,292

Build a timber frame extension - £26,195

Build a swimming pool - £81,195

Single storey extension - £58,893

Side return extension - £43,690

Install an RSJ - £2,395

Outbuilding - £10,195

Build a Mansard loft conversion - £52,195

Loft conversion - £35,575

Build a kitchen extension - £42,195

Hip to gable loft conversion - £42,195

Granny annexe - £87,195

Garden office - £10,195

Convert a Garage - £16,195

Garage - £18,695

Build a flat roof extension - £22,195

Build a dormer loft conversion - £42,195

Concrete foundations - £6,445

Convert a bungalow loft - £29,195

Convert a basement - £39,690