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Select your affordable Chigwell extension builder
Sean Smithers
Our building services company SDS Constructions has been established for many years and have been providing customers in Dagenham and the surroundi...
Vasile Boghean
Optimus Build Solutions delivers exceptional construction services in London and surronding areas. Specializing in bathroom and kitchen refurbishme...
SC General Builders Ltd are here to help customers who need an Extension Builder in Chigwell. We offer a competitive rate to complete all your exte...
P R Building is a trusted extension builder serving customers in Chigwell and the surrounding area. Contact us to today to get a competitive quote ...
ANGLE BUILDERS is an established and experienced local extension builder in Chigwell. Please contact us for a free, no obligation quote and competi...
From £15,880
Erald Kanani
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Ali Alagoz
Propello is an established and experienced local extension builder in Chigwell. Please contact us for a free, no obligation quote and competitive ...
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Garage conversions in Chigwell typically range from £15,880 (Can design and Construction based in Ig11) to £17,584 (Propello based in E17), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in Chigwell who will be happy to help.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Garage near Loughton | £44 | £273 |
| Convert A Garage near Redbridge | £41 | £265 |
| Convert A Garage near Epping Forest | £44 | £274 |
| Convert A Garage near Romford | £45 | £274 |
| Convert A Garage near Walthamstow | £45 | £278 |
| Convert A Garage near Barking | £43 | £261 |
| Convert A Garage near Plaistow | £42 | £268 |
| Convert A Garage near Hackney | £45 | £278 |
| Convert A Garage near Bethnal Green | £45 | £276 |
| Convert A Garage near Cheshunt | £48 | £285 |
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 - £17,926

Two storey extension - £88,640

Build a timber frame extension - £26,426

Build a swimming pool - £81,426

Single storey extension - £63,528

Side return extension - £46,297

Install an RSJ - £2,626

Outbuilding - £10,426

Build a Mansard loft conversion - £52,426

Loft conversion - £37,748

Build a kitchen extension - £42,426

Hip to gable loft conversion - £42,426

Granny annexe - £87,426

Garden office - £10,426

Convert a Garage - £16,426

Garage - £18,926

Build a flat roof extension - £22,426

Build a dormer loft conversion - £42,426

Concrete foundations - £6,676

Convert a bungalow loft - £29,426

Convert a basement - £42,297