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P & P Building Services
Peter Gallagher
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in Sefton. No obligation free quo...
J.M.C Building Services
J.M.C Building Services is a trusted extension builder serving customers in Sefton and the surrounding area. Contact us to today to get a competiti...
KM Building Services
Relax... you have found a reliable extension builder in Sefton. KM Building Services is a friendly and reliable company based in Sefton who conside...
Render & External Insulation Specialist
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Bob the Builder
Need an Extension Builder in Sefton? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
Robuild - Waterwise
Robuild - Waterwise is an established extension buildering business in Sefton. We come highly recommended and provide competitive quotes for your w...
S.L.P Property Maintenance
Need to find an Extension Builder near you for all your extension buildering work?
S.L.P Property Maintenance provides a local, trusted ext...
DW Brickwork
Trusted and professional extension builder in Sefton. Experienced in all extension buildering work and keeping within budget and on quote. DW Brick...
G J Builders Wirral
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
BTC Bernstef Ltd
BTC Bernstef Ltd is an established extension buildering business in Sefton. We come highly recommended and provide competitive quotes for your work...
Extension builder estimates (based on hourly rates) to build a single storey extension in Sefton
- How much does a single storey extension cost?
- Single storey extension cost calculator
- What size single storey extension can I build without planning permission?
- Do I need an architect for an extension?
- How deep do foundations need to be for a single storey extension?
- Is it cheaper to have an extension or a conservatory?
Get extension builder rates instantly
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Sefton | £35 | £234 |
| Single Storey Extension near Crosby | £35 | £234 |
| Single Storey Extension near Formby | £28 | £206 |
| Single Storey Extension near Bootle | £33 | £228 |
| Single Storey Extension near Maghull | £34 | £231 |
| Single Storey Extension near Wallasey | £32 | £224 |
| Single Storey Extension near Kirkby | £31 | £224 |
| Single Storey Extension near Liverpool | £31 | £222 |
| Single Storey Extension near Ormskirk | £29 | £206 |
| Single Storey Extension near Birkenhead | £31 | £219 |
Estimates for common extension builder jobs in Sefton;
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 - £17,280
Two storey extension - £87,670
Build a timber frame extension - £25,780
Build a swimming pool - £80,780
Single storey extension - £50,600
Side return extension - £39,025
Install an RSJ - £1,980
Outbuilding - £9,780
Build a Mansard loft conversion - £51,780
Loft conversion - £31,688
Build a kitchen extension - £41,780
Hip to gable loft conversion - £41,780
Granny annexe - £86,780
Garden office - £9,780
Convert a Garage - £15,780
Garage - £18,280
Build a flat roof extension - £21,780
Build a dormer loft conversion - £41,780
Concrete foundations - £6,030
Convert a bungalow loft - £28,780
Convert a basement - £35,025