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Greens Gardening & Landscape Property Maintenance
John Mcdonagh
Watch our short video highlighting all our expertise and services here:
more than 10 y...
Saintflexs
Julian Cafun
Need an Extension Builder in Beckenham? Saintflexs has been helping local clients (10 mile radius) with their extension buildering jobs for many y...
Our Builders Ltd
Max Dixon
We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...
Cre8tive Contractors Ltd
Beckenham, BR3
Cre8tive Contractors Ltd are here to help customers who need an Extension Builder in Beckenham. We offer a competitive rate to complete all your ex...
J&S WALLINGTON LIMITED
We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...
Glenn Miller Builders Limited
Glenn Miller
Kent, BR3
Relax... you have found a reliable extension builder in Beckenham. Glenn Miller Builders Limited is a friendly and reliable company based in Becken...
L M G Building Services (London) Ltd
Relax... you have found a reliable extension builder in Beckenham. L M G Building Services (London) Ltd is a friendly and reliable company based in...
Aviemore Building Contractors Ltd
Beckenham, BR3
Experienced extension builder ready to quote for your work. Aviemore Building Contractors Ltd is the best extension builder in Beckenham. No obliga...
AAB Tile Installation & Repairs
AAB Tile Installation & Repairs are here to help customers who need an Extension Builder in Beckenham. We offer a competitive rate to complete all ...
Oaksure Construction
Stuart Bogazzi
Working as a builder for over 20 years now.
Family run business
Can sort any problem out and help build your dreams.
Cost of a two storey extension in Beckenham
Costs range from £87,352 (Oaksure Construction based in CR0) to £88,564 (Saintflexs based in BR1), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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- How much does a two storey extension cost?
- Factors affecting the cost of a double storey extension
- How much value does a two storey extension add to a property?
- Types of two storey extension
- How long does a two storey extension take to build?
- Do you need planning permission for a two storey extension?
- What is the 45-degree rule for two storey extensions?
- Do you need an architect for an extension?
- How to finance an extension
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Estimates for common extension builder jobs in Beckenham;
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.
Underpin a building - £17,644
Two storey extension - £88,216
Build a timber frame extension - £26,144
Build a swimming pool - £81,144
Single storey extension - £57,880
Side return extension - £43,120
Install an RSJ - £2,344
Outbuilding - £10,144
Build a Mansard loft conversion - £52,144
Loft conversion - £35,100
Build a kitchen extension - £42,144
Hip to gable loft conversion - £42,144
Granny annexe - £87,144
Garden office - £10,144
Convert a Garage - £16,144
Garage - £18,644
Build a flat roof extension - £22,144
Build a dormer loft conversion - £42,144
Concrete foundations - £6,394
Convert a bungalow loft - £29,144
Convert a basement - £39,120