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CWN Developments Ltd
Chelmsford, CM2
Relax... you have found a reliable extension builder in Chelmsford. CWN Developments Ltd is a friendly and reliable company based in Chelmsford who...
Art Developments
Trusted and professional extension builder in Chelmsford. Experienced in all extension buildering work and keeping within budget and on quote. Art ...
Mr.
Ian Young
Chelmsford, CM1
Mr. is a trusted extension builder serving customers in Chelmsford and the surrounding area. Contact us to today to get a competitive quote for ext...
NEVENDON CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Chelmsford. NEVENDON CONSTRUCTION LTD is a friendly and reliable company based in Chelmsfor...
Newman Multi Trade Services
Chelmsford, CM1
Need to find an Extension Builder near you for all your extension buildering work?
Newman Multi Trade Services provides a local, trusted ex...
Martin Womersley Building Services
Martin Womersley Building Services is an established extension buildering business in Chelmsford. We come highly recommended and provide competitiv...
Prestige Roofing Contractors Ltd
Chelmsford, CM1
Prestige Roofing Contractors Ltd are here to help customers who need an Extension Builder in Chelmsford. We offer a competitive rate to complete al...
Storm Roofing Essex
Chelmsford, CM1
Storm Roofing Essex are here to help customers who need an Extension Builder in Chelmsford. We offer a competitive rate to complete all your extens...
Mark scrutton
Mark Scrutton
Mark scrutton is a trusted extension builder serving customers in Chelmsford and the surrounding area. Contact us to today to get a competitive qu...
Billericay Loft Conversions
Billericay Loft Conversions is a trusted extension builder serving customers in Chelmsford and the surrounding area. Contact us to today to get a c...
Extension builder estimates (based on hourly rates) to build a single storey extension in Chelmsford
- 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 Chelmsford | £38 | £258 |
| Single Storey Extension near Billericay | £38 | £248 |
| Single Storey Extension near Witham | £36 | £240 |
| Single Storey Extension near Wickford | £39 | £255 |
| Single Storey Extension near Maldon | £36 | £244 |
| Single Storey Extension near Brentwood | £39 | £255 |
| Single Storey Extension near Braintree | £37 | £247 |
| Single Storey Extension near Basildon | £39 | £251 |
| Single Storey Extension near Rayleigh | £39 | £252 |
| Single Storey Extension near Thundersley | £38 | £251 |
Estimates for common extension builder jobs in Chelmsford;
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 - £17,530
Two storey extension - £88,044
Build a timber frame extension - £26,030
Build a swimming pool - £81,030
Single storey extension - £55,592
Side return extension - £41,833
Install an RSJ - £2,230
Outbuilding - £10,030
Build a Mansard loft conversion - £52,030
Loft conversion - £34,028
Build a kitchen extension - £42,030
Hip to gable loft conversion - £42,030
Granny annexe - £87,030
Garden office - £10,030
Convert a Garage - £16,030
Garage - £18,530
Build a flat roof extension - £22,030
Build a dormer loft conversion - £42,030
Concrete foundations - £6,280
Convert a bungalow loft - £29,030
Convert a basement - £37,833