From £52,280
Trusted and professional extension builder in HP18. Experienced in all extension buildering work and keeping within budget and on quote. BUILDRIGHT...

Mansard loft conversions range from the cheapest installation of £52,280 (BUILDRIGHT (UK) LTD based in HP17) to the dearest of around £52,280 (BUILDRIGHT (UK) LTD based in HP17).
While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.
Get quotes to install a mansard loft conversion in HP18 by posting a job with HaMuch and we'll send it to extension builders in HP18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Aylesbury Vale | £36 | £246 |
| Build A Mansard Loft Conversion near Aylesbury | £42 | £270 |
| Build A Mansard Loft Conversion near Bicester | £35 | £249 |
| Build A Mansard Loft Conversion near Cherwell | £35 | £249 |
| Build A Mansard Loft Conversion near Oxford | £37 | £261 |
| Build A Mansard Loft Conversion near South Oxfordshire | £36 | £253 |
| Build A Mansard Loft Conversion near Wycombe | £39 | £271 |
| Build A Mansard Loft Conversion near Leighton Buzzard | £38 | £270 |
| Build A Mansard Loft Conversion near High Wycombe | £39 | £272 |
| Build A Mansard Loft Conversion near Hazlemere | £40 | £272 |
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 - £17,780

Two storey extension - £88,420

Build a timber frame extension - £26,280

Build a swimming pool - £81,280

Single storey extension - £60,600

Side return extension - £44,650

Install an RSJ - £2,480

Outbuilding - £10,280

Build a Mansard loft conversion - £52,280

Loft conversion - £36,375

Build a kitchen extension - £42,280

Hip to gable loft conversion - £42,280

Granny annexe - £87,280

Garden office - £10,280

Convert a Garage - £16,280

Garage - £18,780

Build a flat roof extension - £22,280

Build a dormer loft conversion - £42,280

Concrete foundations - £6,530

Convert a bungalow loft - £29,280

Convert a basement - £40,650