Cost of a two storey extension in Northern Ireland

Northern Ireland two storey extensions from £86,680

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

Cost of a two storey extension in Northern Ireland

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 Northern Ireland?

Costs range from £86,680 (M & R McElhatton Joinery based in BT76) to £87,400 (GMC Construction based in BT70), 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 Northern Ireland

Estimates for common extension builder jobs in Northern Ireland;

Rates for other Northern Ireland trades

Two storey extension cost in Northern Ireland

Estimate Two storey extension cost in Northern Ireland based on hourly/daily rate (excluding VAT or callout charges)
Business name	Two storey extension cost
JP&S Construction Ltd, 8 Derraghadoan Road, Dungannon, Tyrone, BT70	£87,076
GMC Construction, Dungannon, BT70	£87,400
M & R McElhatton Joinery, Augher, BT76	£86,680
Seamus Mcmullan building and joinery, Draperstown , BT45	£87,400
FJS CONTRACTS LTD, Magherfelt , BT45	£87,400
Oakmore Contracts, Magherafelt, BT45	£86,800

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Location in UK	Hourly Rate	Daily Rate
Two Storey Extension near Dungannon	£23	£186
Two Storey Extension near Coalisland	£21	£173
Two Storey Extension near Magherafelt	£25	£200
Two Storey Extension near Craigavon	£22	£170
Two Storey Extension near Dungiven	£21	£179
Two Storey Extension near Strabane	£21	£173
Two Storey Extension near Waringstown	£21	£146
Two Storey Extension near Londonderry	£20	£166
Two Storey Extension near Newbuildings	£20	£166
Two Storey Extension near Banbridge	£25	£177

	Job	Estimate
	Underpinning a house	£16,917
	Build a two storey extension	£87,126
	Build a timber frame extension	£25,417
	Install a swimming pool	£80,417
	Cost to build a single storey extension	£43,347
	Cost to build a side return extension	£34,945
	Install an RSJ	£1,617
	Build an outbuilding	£9,417
	Build a mansard loft conversion	£51,417
	Cost of a loft conversion	£28,288
	Build a kitchen extension	£41,417
	Build a hip to gable loft conversion	£41,417
	Build a granny annexe	£86,417
	Build a garden office	£9,417
	Convert a garage	£15,417
	Build a new garage	£17,917
	Build a flat roof extension	£21,417
	Build a dormer loft conversion	£41,417
	Lay a concrete foundation	£5,667
	Convert a bungalow loft	£28,417
	Basement conversion cost	£30,945