Cost to build a mansard loft conversion in N21

Build a mansard loft conversion in N21 from £51,656

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.

HaMuch is Excellent

Mansard loft conversion cost in N21
Build a Mansard loft conversion cost in N21
Estimates for common extension builder jobs in N21;

Mansard loft conversion cost in N21

Mansard loft conversions range from the cheapest installation of £51,656 (Acacia Gardens Ltd based in N13) to the dearest of around £51,944 (C. Jenkin Builders Limited based in N21).

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 N21 by posting a job with HaMuch and we'll send it to extension builders in N21.

Estimates for build a mansard loft conversion near N21

Estimates for common extension builder jobs in N21;

Rates for other N21 trades

Build a Mansard loft conversion cost in N21

Estimate Build a Mansard loft conversion cost in N21 based on hourly/daily rate (excluding VAT or callout charges)
Business name	Build a Mansard loft conversion cost
S E H BUILDERS LTD, Winchmore Hill, N21	£51,864
Cityscape Projects Ltd, 4 Elm Park Road, London, N21	£51,840
MULBERRY CONSTRUCTION LTD, Winchmore Hill, N21	£51,864
C. Jenkin Builders Limited, 39 The Spinney, Winchmore Hill, Enfield,, N21	£51,944
CESV Ltd, London, N13	£51,944
PonariBuilders Ltd, Greater London, n13	£51,944
Noel’s Design, Greater London, N13	£51,944
Euro Quant Ltd, Palmers Green, N13	£51,888
Acacia Gardens Ltd, Groundfloor, 483 Greenlanes, London, Gre, N13	£51,656
Des Contract Ltd, Southgate, London, Greater London, N14	£51,848
Multiarch Building Services Ltd, London, N13	£51,832
EVS ARCHITECTURE & CONSTRUCTION LTD, London, N14	£51,944
Bzone Builders, Botany Bay, EN2	£51,888
M & A Builders Ltd, Palmers Green, N13	£51,888
Grand Lion Group, London, N14	£51,944
AL Plumbing & Electrical, Enfield, EN1	£51,944
Tdb onsite, Enfield, EN1	£51,888
B&B London Construction Ltd, Enfield, EN1	£51,888
Artifex Building & Carpentry Limited, Southgate, N14	£51,944
The Orchid Group, 4 Chase Side, enfield, EN2	£51,848
Drutu Building Services, Enfield, EN1	£51,856
TIPS CONSTRUCTION, London, Hertfordshire, N14	£51,840
Hassco Building Ltd, Greater London, N14	£51,944
Hassco Building Ltd, London, Greater London, N14	£51,848
Firtree Building Services Ltd, 36 Fir Tree Walk, Enfield, London, EN1	£51,832

Get extension builder rates instantly

Get extension builder rates instantly
Borough in London
Build A Mansard Loft Conversion in Winchmore Hill
Build A Mansard Loft Conversion in Palmers Green
Build A Mansard Loft Conversion in Southgate
Build A Mansard Loft Conversion in Botany Bay
Build A Mansard Loft Conversion in Enfield
Build A Mansard Loft Conversion in Edmonton
Build A Mansard Loft Conversion in Upper Edmonton
Build A Mansard Loft Conversion in Friern Barnet
Build A Mansard Loft Conversion in Wood Green
Build A Mansard Loft Conversion in Cockfosters

	Job	Estimate
	Cost to underpin a house	£17,383
	Build a two storey extension	£87,824
	Cost to build a timber frame extension	£25,883
	Cost to build a swimming pool	£80,883
	Cost to build a single storey extension	£52,651
	Cost to build a side return extension	£40,179
	Cost to Install an RSJ	£2,083
	Build an outbuilding	£9,883
	Cost to build a mansard loft conversion	£51,883
	Cost of a loft conversion	£32,649
	Cost to build a kitchen extension	£41,883
	Build a hip to gable loft conversion	£41,883
	Build a granny annexe	£86,883
	Build a garden office	£9,883
	Cost of a garage conversion	£15,883
	Build a new garage	£18,383
	Cost to build a flat roof extension	£21,883
	Cost to build a dormer loft conversion	£41,883
	Lay a concrete foundation	£6,133
	Cost of a bungalow loft conversion	£28,883
	Basement conversion cost	£36,179