Cost to build a mansard loft conversion in SW4

Mansard loft conversion cost in SW4

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 (Zebra Property Group based in SW11) to the dearest of around £51,944 (Hawksmoor Construction based in SW4).

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 SW4 by posting a job with HaMuch and we'll send it to extension builders in SW4.

Estimates for mansard loft conversion near SW4

How much does a mansard loft conversion cost?
What is a mansard loft conversion?
Factors that affect the cost of a mansard loft conversion
Additional costs to consider with a mansard loft conversion
How long does a mansard loft conversion take?
Do I need planning permission for a mansard roof?
What is the difference between a dormer and a mansard?

	Job	Estimate
	Underpinning a house	£17,385
	Build a two storey extension	£87,828
	Build a timber frame extension	£25,885
	Install a swimming pool	£80,885
	Cost to build a single storey extension	£52,702
	Cost to build a side return extension	£40,208
	Install an RSJ	£2,085
	Build an outbuilding	£9,885
	Build a mansard loft conversion	£51,885
	Cost of a loft conversion	£32,673
	Build a kitchen extension	£41,885
	Build a hip to gable loft conversion	£41,885
	Build a granny annexe	£86,885
	Build a garden office	£9,885
	Convert a garage	£15,885
	Build a new garage	£18,385
	Build a flat roof extension	£21,885
	Build a dormer loft conversion	£41,885
	Lay a concrete foundation	£6,135
	Convert a bungalow loft	£28,885
	Basement conversion cost	£36,208

Business name	Mansard loft conversion cost
Grosvenor House Construction Ltd., 112A Clapham Park Road, London, London, Greater London, sw4	£51,848
ASAP Renovation, 101 Clapham High St., Clapham, Greater London, SW4	£51,848
Paddy Brown, 67 Wingate Square, Clapham, London, Greater London, SW4	£51,848
Hawksmoor Construction, Clapham Common, SW4	£51,944
South London Conversions Ltd, London, SW4	£51,888
Grandiem Vero, Greater London, SW4	£51,944
Gustav Building Services, Greater London, SW4	£51,944
Gustav Building Services, London, Greater London, SW4	£51,848
BUILD TEAM, Clapham, SW4	£51,864
Sturdy Evolution Developments Ltd, London, Greater London, SW4	£51,848
Basenet Ltd, London, SW4	£51,944
Inside Out Property Refurbishment Ltd, London, SW4	£51,936
Matthew Stroud Associates Ltd, Greater London, SW4	£51,936
Build Team, 342 Clapham Rd, London, Greater London, SW9	£51,848
D & G Building & Decorating, Nine Elms, SW8	£51,856
Zebra Property Group, 38 Lavender Hill, London, Greater London, SW11	£51,840
M. Watkins and Sons Ltd, Greater London, SW12	£51,944
Loran Design and Build Ltd, London, SW11	£51,936
R&M Lines Limited, R & M Lines Ltd, Unit 149, Battersea Business Centre, London, Greater London, SW11	£51,840
General Refurbishment BV Ltd, Stockwell, SW9	£51,888
R C BUILDER, Balham, SW12	£51,864
Werner and Werner Limited, 256 Wandsworth Road, London, Greater London, SW8	£51,848
CleanDay London Ltd, 242 Hydethorpe Road, Balham, London, Gre, SW12	£51,840
Emerald Aspects, Greater London, SW8	£51,944
Battersea Builders, Battersea Arts Centre, Scratch Hub, London, Greater London, SW11	£51,840

Build a mansard loft conversion in SW4 from £51,840

Mansard loft conversion cost in SW4

Estimates for common extension builder jobs in SW4;

Rates for other SW4 trades

Mansard loft conversion cost in SW4

Get extension builder rates instantly