Cost to build a mansard loft conversion in SW12

Build a mansard loft conversion in SW12 from £51,840

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Mansard loft conversion cost in SW12
Mansard loft conversion cost in SW12
Estimates for common extension builder jobs in SW12;

Mansard loft conversion cost in SW12

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 (CleanDay London Ltd based in SW12) to the dearest of around £54,000 (Felix Building based in SW16).

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 SW12 by posting a job with HaMuch and we'll send it to extension builders in SW12.

Estimates for mansard loft conversion near SW12

Estimates for common extension builder jobs in SW12;

Rates for other SW12 trades

Mansard loft conversion cost in SW12

Estimate Mansard loft conversion cost in SW12 based on hourly/daily rate (excluding VAT or callout charges)
Business name	Mansard loft conversion cost
Barnard Interiors, London, Greater London, SW12	£51,944
IDL Contractors Ltd, London, Greater London, SW12	£51,848
M. Watkins and Sons Ltd, Greater London, SW12	£51,944
R C BUILDER, Balham, SW12	£51,864
Zenico, 53 Carminia Road, London, Greater London, SW17	£51,848
Interior Space Solutions Ltd, Surrey, SW12	£51,944
CleanDay London Ltd, 242 Hydethorpe Road, Balham, London, Gre, SW12	£51,840
Basenet Ltd, London, SW4	£51,944
Hughes Developments, London, Greater London, SW17	£51,848
RenoView Ltd, Greater London, SW16	£51,944
William Coles, London, Surrey, SW16	£51,848
JT Allen, Rettendon, Chelmsford, SW17	£52,000
Apartment Renovation Limited, 197 Macmillan Way, London, Greater London, sw17	£51,848
Studio Such, Greater London, SW16	£51,944
Build and Convert Services, 10 Streatleigh Parade, Streatham High Road, London, Greater London, SW16	£51,848
Orchestrate, 53 Webb's Road, London, Greater London, SW11	£51,840
All Trades Builders, Brixton, SW2	£51,864
Grosvenor House Construction Ltd., 112A Clapham Park Road, London, London, Greater London, sw4	£51,848
Felix Building, London, SW16	£54,000
Nova Renovation, Nova, London, SW16	£51,848
Damian Szlema Construction LTD, Leigham Avenue, Lond, SW16	£51,864
Bricklaying Services, Tooting, SW17	£51,888
M PIETROW T/A M P BUILDERS, Brixton, SW2	£51,864
STARLETT BUILDING, Tooting, SW17	£51,864
Grandiem Vero, Greater London, SW4	£51,944

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	Job	Estimate
	Underpinning a house	£17,471
	Build a two storey extension	£87,957
	Build a timber frame extension	£25,971
	Install a swimming pool	£80,971
	Cost to build a single storey extension	£54,424
	Cost to build a side return extension	£41,176
	Install an RSJ	£2,171
	Build an outbuilding	£9,971
	Build a mansard loft conversion	£51,971
	Cost of a loft conversion	£33,480
	Build a kitchen extension	£41,971
	Build a hip to gable loft conversion	£41,971
	Build a granny annexe	£86,971
	Build a garden office	£9,971
	Convert a garage	£15,971
	Build a new garage	£18,471
	Build a flat roof extension	£21,971
	Build a dormer loft conversion	£41,971
	Lay a concrete foundation	£6,221
	Convert a bungalow loft	£28,971
	Basement conversion cost	£37,176