Build a mansard loft conversion in Castlewellan from £51,096

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Mansard loft conversion cost in Castlewellan

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 £51,096 (Mount Oriel Conversions & Extensions based in BT8) to the dearest of around £51,280 (Ballygrange Contracts based in BT34).

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

Estimates for mansard loft conversion near Castlewellan

Estimates for common extension builder jobs in Castlewellan;

JobEstimate
Underpinning a house£16,677
Build a two storey extension£86,765
Build a timber frame extension£25,177
Install a swimming pool£80,177
Cost to build a single storey extension£38,535
Cost to build a side return extension£32,238
Install an RSJ£1,377
Build an outbuilding£9,177
Build a mansard loft conversion£51,177
Cost of a loft conversion£26,032
Build a kitchen extension£41,177
Build a hip to gable loft conversion£41,177
Build a granny annexe£86,177
Build a garden office£9,177
Convert a garage£15,177
Build a new garage£17,677
Build a flat roof extension£21,177
Build a dormer loft conversion£41,177
Lay a concrete foundation£5,427
Convert a bungalow loft£28,177
Basement conversion cost£28,238
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Mansard loft conversion cost in Castlewellan
Estimate Mansard loft conversion cost in Castlewellan based on hourly/daily rate (excluding VAT or callout charges)
Business name Mansard loft conversion cost
N W Doyle & Son, Ballynahinch, BT24 £51,200
Ballygrange Contracts, Down, BT34 £51,280
JDL Contracts, Newry, BT34 £51,200
apex pharaoh ltd, Down, bt30 £51,136
Mount Oriel Conversions & Extensions, Belfast, BT8 £51,096
T.I Building, Ballinderry, BT28 £51,104
AK Building Services, Carryduff, BT8 £51,152
Finch Construction NI, Antrim, BT28 £51,184
The Method Group, Gibson's Hill, Craigavon, BT66 £51,224
Power Construction, Drumgor, BT65 £51,224
R.J Builders, Aghagallon, BT67 £51,144

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Location in UKHourly RateDaily Rate
Mansard Loft Conversion near Ballynahinch£15£150
Mansard Loft Conversion near Saintfield£20£141
Mansard Loft Conversion near Hillsborough and Culcavy£21£141
Mansard Loft Conversion near Kilkeel£24£155
Mansard Loft Conversion near Lisburn£20£139
Mansard Loft Conversion near Waringstown£21£146
Mansard Loft Conversion near Maghaberry£27£175
Mansard Loft Conversion near Carryduff£19£130
Mansard Loft Conversion near Portaferry£20£150
Mansard Loft Conversion near Comber£20£142