N18 two storey extensions from £87,748

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Cost of a two storey extension in N18

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 N18?

Costs range from £87,748 (Multiarch Building Services Ltd based in N13) to £87,916 (R&S services Ltd based in N17), 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 N18

Estimates for common extension builder jobs in N18;

JobEstimate
Underpinning a house£17,381
Build a two storey extension£87,822
Build a timber frame extension£25,881
Install a swimming pool£80,881
Cost to build a single storey extension£52,626
Cost to build a side return extension£40,164
Install an RSJ£2,081
Build an outbuilding£9,881
Build a mansard loft conversion£51,881
Cost of a loft conversion£32,637
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£36,164
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Rates for other N18 trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Two storey extension cost in N18
Estimate Two storey extension cost in N18 based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
Best Builders, Upper Edmonton, N18 £87,784
Builderstimes, Upper Edmonton, N18 £87,820
PS Contractors, Unit 4a, Triumph Trading Estate, London, Greater London, N17 £87,760
Kuboid Home Extensions, Tottenham, N17 £87,784
Eckford Chong Design, London, Greater London, N18 £87,760
JMP Contractors & Engineers, 12A Baronet Grove, London, Greater London, N17 £87,772
R&S services Ltd, Londonderry, N17 £87,916
Concept Design Builders, London, Greater London, N17 £87,772
By Design London Ltd, 37 Queensland Av, London, Greater London, N18 £87,772
Abarth Construction Ltd, Greater London, N18 £87,916
Demo Art Ltd, Tottenham, N17 £87,820
Commissioned by you LLP, Building Bloqs, Unit 4, London, Greater London, N18 £87,760
Top Class Roofing & Guttering Services, London, N17 £87,832
Douglas & Davis Consultant Ltd, Tottenham, N17 £87,820
Nicky Price, Greater London, N17 £87,916
Coss Construction Ltd, London, Greater London, N9 £87,760
B&H Design Construction LTD, Greater London, N17 £87,916
Multiarch Building Services Ltd, London, N13 £87,748
Rockland Building Services Ltd, Greater London, E17 £87,916
MSN Pyramid Construction Ltd, Tottenham, N17 £87,832
PonariBuilders Ltd, Greater London, n13 £87,916
M & A Builders Ltd, Palmers Green, N13 £87,832
GG CONSTRUCTION LTD, Tottenham, N17 £87,796
Azzep Building Services, Seven Sisters, N15 £87,832
MEGABUILD LTD, Walthamstow, E17 £87,796

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