Cost of a two storey extension in Gwynedd

Gwynedd two storey extensions from £86,620

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Cost of a two storey extension in Gwynedd
Two storey extension cost in Gwynedd
Estimates for common extension builder jobs in Gwynedd;

Cost of a two storey extension in Gwynedd

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 Gwynedd?

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 Gwynedd

Estimates for common extension builder jobs in Gwynedd;

Rates for other Gwynedd trades

Two storey extension cost in Gwynedd

Estimate Two storey extension cost in Gwynedd 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

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Location in UK	Hourly Rate	Daily Rate
Two Storey Extension near Conwy	£26	£212
Two Storey Extension near Conway	£22	£173
Two Storey Extension near Llandudno	£22	£173
Two Storey Extension near Colwyn Bay	£26	£212
Two Storey Extension near Rhyl	£24	£178

	Job	Estimate
	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