From £51,992
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £52,264
JLS Building Services was established in 2004, the company has many years of experience.JLS pride ourselves on giving 100% custome...
From £51,720
Need to find an Extension Builder near you for all your extension buildering work?
JLS Building Services provides a local, trusted extensio...
From £51,800
Relax... you have found a reliable extension builder in SS1. L C P Carpentry is a friendly and reliable company based in SS1 who consider no job as...
From £52,000
I have been in this industry for over 22 years and for the last fifteen years I have been getting a large percentage of my work through Which? Trus...
From £51,864
Need to find an Extension Builder near you for all your extension buildering work?
M&M Builders provides a local, trusted extension builder...
From £52,104
Fine Build Homes Ltd are here to help customers who need an Extension Builder in SS1. We offer a competitive rate to complete all your extension bu...
From £52,152
Experienced extension builder ready to quote for your work. House Q Ltd is the best extension builder in SS1. No obligation free quotes and many ha...
From £52,168
Need to find an Extension Builder near you for all your extension buildering work?
Wrights Building Services provides a local, trusted exte...

Mansard loft conversions range from the cheapest installation of £51,720 (JLS Building Services based in SS1) to the dearest of around £52,264 (JLS Building Services Ltd based in SS1).
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 SS1 by posting a job with HaMuch and we'll send it to extension builders in SS1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Southend-on-Sea | £33 | £215 |
| Build A Mansard Loft Conversion near Canvey Island | £34 | £224 |
| Build A Mansard Loft Conversion near Thundersley | £34 | £223 |
| Build A Mansard Loft Conversion near Rayleigh | £34 | £223 |
| Build A Mansard Loft Conversion near Wickford | £34 | £225 |
| Build A Mansard Loft Conversion near Basildon | £34 | £220 |
| Build A Mansard Loft Conversion near Stanford-le-Hope | £35 | £222 |
| Build A Mansard Loft Conversion near Gillingham | £34 | £219 |
| Build A Mansard Loft Conversion near Sittingbourne | £31 | £217 |
| Build A Mansard Loft Conversion near Billericay | £34 | £219 |
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 - £17,489

Two storey extension - £87,983

Build a timber frame extension - £25,989

Build a swimming pool - £80,989

Single storey extension - £54,776

Side return extension - £41,374

Install an RSJ - £2,189

Outbuilding - £9,989

Build a Mansard loft conversion - £51,989

Loft conversion - £33,645

Build a kitchen extension - £41,989

Hip to gable loft conversion - £41,989

Granny annexe - £86,989

Garden office - £9,989

Convert a Garage - £15,989

Garage - £18,489

Build a flat roof extension - £21,989

Build a dormer loft conversion - £41,989

Concrete foundations - £6,239

Convert a bungalow loft - £28,989

Convert a basement - £37,374