Thornhill two storey extensions from £86,920

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Cost of a two storey extension in Thornhill

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 Thornhill?

Costs range from £86,920 (TOMS JOINERY based in DG2) to £87,160 (Toni build ltd based in RM10), 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 Thornhill

Estimates for common extension builder jobs in Thornhill;

JobEstimate
Underpinning a house£16,860
Build a two storey extension£87,040
Build a timber frame extension£25,360
Install a swimming pool£80,360
Cost to build a single storey extension£42,200
Cost to build a side return extension£34,300
Install an RSJ£1,560
Build an outbuilding£9,360
Build a mansard loft conversion£51,360
Cost of a loft conversion£27,750
Build a kitchen extension£41,360
Build a hip to gable loft conversion£41,360
Build a granny annexe£86,360
Build a garden office£9,360
Convert a garage£15,360
Build a new garage£17,860
Build a flat roof extension£21,360
Build a dormer loft conversion£41,360
Lay a concrete foundation£5,610
Convert a bungalow loft£28,360
Basement conversion cost£30,300
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Rates for other Thornhill trades

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Extension Builder
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Two storey extension cost in Thornhill
Estimate Two storey extension cost in Thornhill based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
TOMS JOINERY, Dumfries , DG2 £86,920
Toni build ltd, Dagenham , RM10 £87,160

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Two Storey Extension near Dumfries & Galloway£18£140
Two Storey Extension near Dumfries£18£140
Two Storey Extension near Kilmarnock£30£222