Cost to build a mansard loft conversion in E4

Build a mansard loft conversion in E4 from £51,816

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.

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Mansard loft conversion cost in E4
Build a Mansard loft conversion cost in E4
Estimates for common extension builder jobs in E4;

Mansard loft conversion cost in E4

Mansard loft conversions range from the cheapest installation of £51,816 (JPL Building and Landscaping based in IG9) to the dearest of around £51,936 (Better Homes Studio based in E4).

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 E4 by posting a job with HaMuch and we'll send it to extension builders in E4.

Estimates for build a mansard loft conversion near E4

Estimates for common extension builder jobs in E4;

Rates for other E4 trades

Build a Mansard loft conversion cost in E4

Estimate Build a Mansard loft conversion cost in E4 based on hourly/daily rate (excluding VAT or callout charges)
Business name	Build a Mansard loft conversion cost
Better Homes Studio, London, E4	£51,936
Celli Design & Build, Chingford, London, E4	£51,840
EMZO CONSTRUCTION LTD, Chingford, E4	£51,856
Kagimu Builders Ltd, Chingford, E4	£51,880
UK BUILDING WORKS LTD, Chingford, E4	£51,848
Loft and Teams Ltd, London, E4	£51,880
SHJ Construction Services Limited, Greater London, E4	£51,936
M Salsbury Building Services, Chingford, E4	£51,848
MJ Building & Electrical Services, London, E4	£51,936
NICHOLAS STEPHENS CONSTRUCTION, Chingford, E4	£51,848
K J B Loft Conversions & Extensions, London, E4	£51,880
Supreme Lofts Ltd, London, E4	£51,824
Paul Francis, Woodford Green, IG8	£51,880
JPM Independent Surveyors, Greater London, E4	£51,936
Build, Essex, IG8	£51,936
Class1 Maintenance, Walthamstow, E17	£51,880
YIP CONSTRUCTION LTD, Loughton, IG9	£51,848
PEUTIRE BUILDERS, Walthamstow, E17	£51,848
B&M BUILDING SERVICES LIMITED, Greater London, E17	£51,936
KJ Darby Building Contracts Ltd, Woodford Green, IG8	£51,880
M & D BUILDING & DECORATING, Walthamstow, E17	£51,856
Tip Top Lofts, Buckhurst hill, IG9	£51,880
Precision Developments London Ltd, Essex, E4	£51,936
CHRIS BUILDER, Walthamstow, E17	£51,848
JPL Building and Landscaping, Buckhurst Hill, IG9	£51,816

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	Job	Estimate
	Cost to underpin a house	£17,380
	Build a two storey extension	£87,820
	Cost to build a timber frame extension	£25,880
	Cost to build a swimming pool	£80,880
	Cost to build a single storey extension	£52,594
	Cost to build a side return extension	£40,146
	Cost to Install an RSJ	£2,080
	Build an outbuilding	£9,880
	Cost to build a mansard loft conversion	£51,880
	Cost of a loft conversion	£32,622
	Cost to build a kitchen extension	£41,880
	Build a hip to gable loft conversion	£41,880
	Build a granny annexe	£86,880
	Build a garden office	£9,880
	Cost of a garage conversion	£15,880
	Build a new garage	£18,380
	Cost to build a flat roof extension	£21,880
	Cost to build a dormer loft conversion	£41,880
	Lay a concrete foundation	£6,130
	Cost of a bungalow loft conversion	£28,880
	Basement conversion cost	£36,146