Harlech two storey extensions from £86,620

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Cost of a two storey extension in Harlech

A two storey extension is a great way to add extra space to your home, adding value to your property. But how much does it cost to build a double storey extension in Harlech?

Costs range from £86,620 (Building & Flat Roofing Contractors based in LL54) to £86,680 (WJ Builders based in LL53), but these are just estimates. The best way to compare costs is to get real quotes from real builders.

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Estimates for two storey extension near Harlech

Estimates for common extension builder jobs in Harlech;

JobEstimate
Underpinning a house£16,600
Build a two storey extension£86,650
Build a timber frame extension£25,100
Install a swimming pool£80,100
Cost to build a single storey extension£37,000
Cost to build a side return extension£31,375
Install an RSJ£1,300
Build an outbuilding£9,100
Build a mansard loft conversion£51,100
Cost of a loft conversion£25,313
Build a kitchen extension£41,100
Build a hip to gable loft conversion£41,100
Build a granny annexe£86,100
Build a garden office£9,100
Convert a garage£15,100
Build a new garage£17,600
Build a flat roof extension£21,100
Build a dormer loft conversion£41,100
Lay a concrete foundation£5,350
Convert a bungalow loft£28,100
Basement conversion cost£27,375
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Two storey extension cost in Harlech
Estimate Two storey extension cost in Harlech based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
WJ Builders, Pwllheli, LL53 £86,680
Building & Flat Roofing Contractors, Caernarfon, LL54 £86,620

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Two Storey Extension near Conwy£26£212
Two Storey Extension near Conway£22£173
Two Storey Extension near Colwyn Bay£26£212