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BENCHMARK BUILDING & is a trusted extension builder serving customers in Sevenoaks and the surrounding area. Contact us to today to get a competiti...
Relax... you have found a reliable extension builder in Sevenoaks. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in Sevenoaks who...
Tony Wickham
Trusted and professional extension builder in Sevenoaks. Experienced in all extension buildering work and keeping within budget and on quote. T WIC...
B C Construction is an established and experienced local extension builder in Sevenoaks. Please contact us for a free, no obligation quote and comp...
Sevenoaks, TN13
Experienced extension builder ready to quote for your work. PPC CONSTRUCTION is the best extension builder in Sevenoaks. No obligation free quotes ...
Need to find an Extension Builder near you for all your extension buildering work?
Egidos Limited provides a local, trusted extension build...
Relax... you have found a reliable extension builder in Sevenoaks. A C Ribbens Building & Decorating is a friendly and reliable company based in Se...
Altin Kodra
Our building services company AL-KO Renovations was established over 12 years ago. Since then we have been helping customers in the area by providi...
Trusted and professional extension builder in Sevenoaks. Experienced in all extension buildering work and keeping within budget and on quote. ORBIT...
From £51,896
M L Builders & Sons Limited is an established and experienced local extension builder in Sevenoaks. Please contact us for a free, no obligation quo...

Mansard loft conversions range from the cheapest installation of £51,888 (A C Ribbens Building & Decorating based in TN16) to the dearest of around £52,528 (AL-KO Construction Ltd based in BR5).
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 Sevenoaks by posting a job with HaMuch and we'll send it to extension builders in Sevenoaks.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Sevenoaks | £38 | £234 |
| Build A Mansard Loft Conversion near Tonbridge | £38 | £254 |
| Build A Mansard Loft Conversion near Tunbridge Wells | £37 | £258 |
| Build A Mansard Loft Conversion near Larkfield | £41 | £253 |
| Build A Mansard Loft Conversion near Bexley | £42 | £265 |
| Build A Mansard Loft Conversion near Caterham | £43 | £271 |
| Build A Mansard Loft Conversion near Bromley | £43 | £268 |
| Build A Mansard Loft Conversion near Dartford | £41 | £265 |
| Build A Mansard Loft Conversion near Northfleet | £41 | £261 |
| Build A Mansard Loft Conversion near Croydon | £42 | £267 |
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 - £17,597

Two storey extension - £88,145

Build a timber frame extension - £26,097

Build a swimming pool - £81,097

Single storey extension - £56,936

Side return extension - £42,589

Install an RSJ - £2,297

Outbuilding - £10,097

Build a Mansard loft conversion - £52,097

Loft conversion - £34,658

Build a kitchen extension - £42,097

Hip to gable loft conversion - £42,097

Granny annexe - £87,097

Garden office - £10,097

Convert a Garage - £16,097

Garage - £18,597

Build a flat roof extension - £22,097

Build a dormer loft conversion - £42,097

Concrete foundations - £6,347

Convert a bungalow loft - £29,097

Convert a basement - £38,589