Build a mansard loft conversion in Chelsea from £51,840

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Mansard loft conversion cost in Chelsea

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 £51,840 (Oro Projects based in SW3) to the dearest of around £52,400 (Klai Construction based in SW7).

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 Chelsea by posting a job with HaMuch and we'll send it to extension builders in Chelsea. 

Estimates for mansard loft conversion near Chelsea

Estimates for common extension builder jobs in Chelsea;

JobEstimate
Underpinning a house£17,417
Build a two storey extension£87,875
Build a timber frame extension£25,917
Install a swimming pool£80,917
Cost to build a single storey extension£53,336
Cost to build a side return extension£40,564
Install an RSJ£2,117
Build an outbuilding£9,917
Build a mansard loft conversion£51,917
Cost of a loft conversion£32,970
Build a kitchen extension£41,917
Build a hip to gable loft conversion£41,917
Build a granny annexe£86,917
Build a garden office£9,917
Convert a garage£15,917
Build a new garage£18,417
Build a flat roof extension£21,917
Build a dormer loft conversion£41,917
Lay a concrete foundation£6,167
Convert a bungalow loft£28,917
Basement conversion cost£36,564
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Rates for other Chelsea trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Mansard loft conversion cost in Chelsea
Estimate Mansard loft conversion cost in Chelsea based on hourly/daily rate (excluding VAT or callout charges)
Business name Mansard loft conversion cost
Oro Projects, 13 Radnor Walk, London, Greater London, SW3 £51,840
ADOVA, London, Greater London, SW3 £51,840
Clarisford, London, Greater London, SW3 £51,840
Clarisford, Greater London, SW3 £51,944
Autas Developments, London, SW1W £51,944
Haus to Home, Greater London, SW3 £51,936
Sloane Ave Renovations, 130 Sloane Street, London, Greater London, SW1X £51,840
Property Refurbishment London, 21 Ellis Street, Sloane Square, London, Greater London, SW1X £51,840
Builders by Design Ltd, Greater London, SW3 £51,936
Hearne House, London, Greater London, SW3 £51,840
ALT CONSTRUCTION, Greater London, SW1W £51,944
Crosshatch, London, Greater London, SW3 £51,840
Crosshatch, Greater London, SW3 £51,944
Hartley Homes, 97 Old Brompton Road, South Kensington, Greater London, SW7 £51,840
Ventura Property Developments, Ground Floor Office, 97 Old Brompton Road, London, SW7 £51,840
Green Inside Limited T/A Dnomyar Interiors, 11 Bute Street, London, Greater London, SW7 £51,944
Knightsbridge Design, Greater London, SW1X £51,944
Klai Construction , London, SW7 £52,400
Monica Davis Property Limited, London, SW10 £51,944
Royale Renovations, Battersea, SW11 £51,880
Eerospace, Londonderry, SW11 £51,936
Luxury Movement, London, Greater London, SW1V £51,840
Cobalt Interiors, London, Greater London, SW7 £51,944
MS Contractor Ltd, Greater London, SW10 £51,944
novospace ltd, Greater London, SW11 £51,936

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