Cost to build a mansard loft conversion in AL9

Build a mansard loft conversion in AL9 from £51,600

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 AL9
Build a Mansard loft conversion cost in AL9
Estimates for common extension builder jobs in AL9;

Mansard loft conversion cost in AL9

Mansard loft conversions range from the cheapest installation of £51,600 (A S G Developments - Herts LTD based in AL10) to the dearest of around £51,968 (NJG BUILDING SOLUTIONS LTD based in AL7).

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 AL9 by posting a job with HaMuch and we'll send it to extension builders in AL9.

Estimates for build a mansard loft conversion near AL9

Estimates for common extension builder jobs in AL9;

Rates for other AL9 trades

Build a Mansard loft conversion cost in AL9

Estimate Build a Mansard loft conversion cost in AL9 based on hourly/daily rate (excluding VAT or callout charges)
Business name	Build a Mansard loft conversion cost
G FORCE BUILDERS, Brookmans Park, AL9	£51,872
Mick O Farrell Builders, Hatfield, AL10	£51,832
A S G Developments - Herts LTD , Hatfield, AL10	£51,600
Buildline, Hatfield, AL10	£51,872
Hertfordshire Design, Hertfordshire, AL10	£51,952
VALLEYCREST CONSTRUCTION LTD, Hatfield, AL10	£51,880
A1 Home Care Building Maintenance, Hatfield, AL10	£51,880
Buyerz Trading, Hertfordshire, AL10	£51,960
London Elite Construction, Potters Bar, EN6	£51,888
Advance Construction Solutions, 2D Heath Close, Potters Bar, Hertfordshi, EN6	£51,848
NJG BUILDING SOLUTIONS LTD, Hertfordshire, AL7	£51,968
J J Roofing & Gutter Repairs, Hatfield, AL9	£51,864
BSL, Potters Bar, EN6	£51,848
Defined Builds, Potters Bar, EN6	£51,848
JMB Design & Build, Potters Bar, EN6	£51,960
JMB Design & Build, JMB Design & Build, Potters Bar, EN6	£51,848
Buildstar, Welwyn garden city, AL7	£51,600
Dbcarpentry, Potters bar, EN6	£51,888
Lemsford Building, Herefordshire, AL8	£51,968
SWB Construction Services, Potters Bar, EN6	£51,888
STYLE BUILDING SERVICES LTD, Welwyn Garden City, AL7	£51,888
LBH Building & Property Services, Welwyn Garden City, Hertfordshire, AL7	£51,840
ALSEN BUILDERS LTD, Potters Bar, EN6	£51,872
Premium Design Construction LTD, London, EN6	£51,968
TMP build solutions ltd, Potters Bar, Hertfordshire, En6	£51,856

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Location in UK	Hourly Rate	Daily Rate
Build A Mansard Loft Conversion near Hatfield	£53	£244
Build A Mansard Loft Conversion near Potters Bar	£38	£240
Build A Mansard Loft Conversion near Welwyn Garden City	£36	£229
Build A Mansard Loft Conversion near St Albans	£52	£246
Build A Mansard Loft Conversion near Cheshunt	£41	£245
Build A Mansard Loft Conversion near Hertford	£39	£247
Build A Mansard Loft Conversion near High Barnet	£37	£236
Build A Mansard Loft Conversion near Borehamwood	£37	£238
Build A Mansard Loft Conversion near Harpenden	£70	£264
Build A Mansard Loft Conversion near Hoddesdon	£40	£252

	Job	Estimate
	Cost to underpin a house	£17,368
	Build a two storey extension	£87,801
	Cost to build a timber frame extension	£25,868
	Cost to build a swimming pool	£80,868
	Cost to build a single storey extension	£52,350
	Cost to build a side return extension	£40,010
	Cost to Install an RSJ	£2,068
	Build an outbuilding	£9,868
	Cost to build a mansard loft conversion	£51,868
	Cost of a loft conversion	£32,508
	Cost to build a kitchen extension	£41,868
	Build a hip to gable loft conversion	£41,868
	Build a granny annexe	£86,868
	Build a garden office	£9,868
	Cost of a garage conversion	£15,868
	Build a new garage	£18,368
	Cost to build a flat roof extension	£21,868
	Cost to build a dormer loft conversion	£41,868
	Lay a concrete foundation	£6,118
	Cost of a bungalow loft conversion	£28,868
	Basement conversion cost	£36,010