Mansard loft conversion cost in S25
Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home.
Mansard loft conversions range from the cheapest installation of £51200 (R Watson Builders based in S43) to the dearest of around £58000 (C S Roofing & Building based in S8).
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 S25 by posting a job with HaMuch and we'll send it to extension builders in S25.
Estimates for common extension builder jobs in S25;
| Job | Estimate |
| Underpinning a house | £17585 |
| Build a two storey extension | £88127 |
| Build a timber frame extension | £26085 |
| Install a swimming pool | £81085 |
| Cost to build a single storey extension | £51696 |
| Cost to build a side return extension | £38454 |
| Install an RSJ | £2285 |
| Build an outbuilding | £10085 |
| Build a mansard loft conversion | £52085 |
| Cost of a loft conversion | £34545 |
| Build a kitchen extension | £42085 |
| Build a hip to gable loft conversion | £42085 |
| Build a granny annexe | £87085 |
| Build a garden office | £10085 |
| Convert a garage | £16085 |
| Build a new garage | £18585 |
| Build a flat roof extension | £22085 |
| Build a dormer loft conversion | £42085 |
| Lay a concrete foundation | £6335 |
| Convert a bungalow loft | £29085 |
| Basement conversion cost | £38454 |