North Finchley two storey extensions from £86,920

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Cost of a two storey extension in North Finchley

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 North Finchley?

Costs range from £86,920 (Onyx Iv based in N11) to £88,000 (Homeworks Design & Build Ltd based in N20), 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 North Finchley

Estimates for common extension builder jobs in North Finchley;

JobEstimate
Underpinning a house£17,381
Build a two storey extension£87,821
Build a timber frame extension£25,881
Install a swimming pool£80,881
Cost to build a single storey extension£52,613
Cost to build a side return extension£40,157
Install an RSJ£2,081
Build an outbuilding£9,881
Build a mansard loft conversion£51,881
Cost of a loft conversion£32,631
Build a kitchen extension£41,881
Build a hip to gable loft conversion£41,881
Build a granny annexe£86,881
Build a garden office£9,881
Convert a garage£15,881
Build a new garage£18,381
Build a flat roof extension£21,881
Build a dormer loft conversion£41,881
Lay a concrete foundation£6,131
Convert a bungalow loft£28,881
Basement conversion cost£36,157
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Rates for other North Finchley trades

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Two storey extension cost in North Finchley
Estimate Two storey extension cost in North Finchley based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
Gwe construction, Greater London, N12 £87,916
TBF Construction Ltd, Greater London, N12 £87,916
Forts Developments LTD, Forts Developments, Greater London, N12 £87,772
Forts Developments LTD, Greater London, N12 £87,916
Chelebi Builders, Greater London, N12 £87,916
Chelebi Builders, Greater London, N12 £87,916
Builder for London, North Finchley, N12 £87,832
Prime UK Contractors Ltd, London, N12 £87,916
Odp Builders, Whetstone, N20 £87,832
nava construction ltd, Greater London, N20 £87,916
Savvas Construction (UK) Ltd, Greater London, N20 £87,916
DPS Building Ltd, 100 unit, 116 Ballards Lane, Finchley, N3 £87,772
D.J Coyle & Co.Ltd, Whetstone, N20 £87,832
AK Builders, Finchley, N3 £87,760
Raf's Building Service, Friern Barnet, N11 £87,784
Onyx Iv, London, N11 £86,920
Homeworks Design & Build Ltd, London, N20 £88,000
Taylor Construction Services Ltd, London, N3 £87,916
Builders Are Us, London, N2 £87,916
Ninos Carpentry Ltd, Greater London, N3 £87,916
RF Building Services, Finchley, N3 £87,832
Keenan Construction, North London Business Park, Building 3, London, Greater London, N11 £87,772
Urban Design Build, 84 George Crescent, London, Greater London, N10 £87,772
Nava Construction LTD, 48 Northway house, London, Greater London, N20 £87,772
L&V BUILDING CONSTRUCTION LTD, Finchley, N3 £87,796

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