Penzance two storey extensions from £86,920

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Cost of a two storey extension in Penzance

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 Penzance?

Costs range from £86,920 (Searle Construction based in TR19) to £87,400 (Peninsula Property Refurbishments based in TR15), 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 Penzance

Estimates for common extension builder jobs in Penzance;

JobEstimate
Underpinning a house£16,931
Build a two storey extension£87,147
Build a timber frame extension£25,431
Install a swimming pool£80,431
Cost to build a single storey extension£43,624
Cost to build a side return extension£35,101
Install an RSJ£1,631
Build an outbuilding£9,431
Build a mansard loft conversion£51,431
Cost of a loft conversion£28,418
Build a kitchen extension£41,431
Build a hip to gable loft conversion£41,431
Build a granny annexe£86,431
Build a garden office£9,431
Convert a garage£15,431
Build a new garage£17,931
Build a flat roof extension£21,431
Build a dormer loft conversion£41,431
Lay a concrete foundation£5,681
Convert a bungalow loft£28,431
Basement conversion cost£31,101
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Two storey extension cost in Penzance
Estimate Two storey extension cost in Penzance based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
TGP Construction, Cornwall, TR18 £86,944
Searle Construction , Penzance, TR19 £86,920
Marks maintenance, Cornwall, TR14 £87,148
D.P.Hatley Building Services, Camborne, TR14 £87,148
D & S Builders, Redruth, TR15 £87,160
Peninsula Property Refurbishments, REDRUTH, TR15 £87,400
Samuel Winn Design & Build, Cornwall, TR3 £87,208
KPK Builders Ltd, Lanner, TR16 £87,076
Jo Tracey Carpentry, Cornwall, TR3 £87,232
Jackson Developments, Cornwall, TR10 £87,232

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Two Storey Extension near St Ives, Cornwall£25£174
Two Storey Extension near Camborne£25£177
Two Storey Extension near Falmouth£27£183
Two Storey Extension near Truro£27£182
Two Storey Extension near Newquay£27£193