Relax... you have found a reliable extension builder in Barking. Sevcan Construction is a friendly and reliable company based in Barking who consid...
Need an Extension Builder in Barking? MONOLITH CONSTRUCTION LTD has been helping local clients (10 mile radius) with their extension buildering job...
Buildem Ltd is a trusted extension builder serving customers in Barking and the surrounding area. Contact us to today to get a competitive quote fo...
Decorating Building Service are here to help customers who need an Extension Builder in Barking. We offer a competitive rate to complete all your e...
Erald Kanani
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
M & S Builders is a trusted extension builder serving customers in Barking and the surrounding area. Contact us to today to get a competitive quote...
Local Boiler Plumbing & Heating Services is an established and experienced local extension builder in Barking. Please contact us for a free, no obl...
Relax... you have found a reliable extension builder in Barking. Derryard Construction Ltd is a friendly and reliable company based in Barking who ...
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in Barking. We offer a competitive rate to complete all your extension...
Relax... you have found a reliable extension builder in Barking. Major Building Contractors Ltd is a friendly and reliable company based in Barking...

Outbuilding costs in Barking range from the cheapest of £9,880 (Can design and Construction based in Ig11) to the dearest of £10,400 (Decorating Building Service based in IG3), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in Barking by posting a job with HaMuch and we will send it to extension builders.
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| Outbuilding in Barking |
| Outbuilding in Olympic Park |
| Outbuilding in East Ham |
| Outbuilding in Ilford |
| Outbuilding in Seven Kings |
| Outbuilding in Becontree |
| Outbuilding in Manor Park |
| Outbuilding in Becontree Heath |
| Outbuilding in Thamesmead |
| Outbuilding in Gants Hill |
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 - £17,670

Two storey extension - £88,256

Build a timber frame extension - £26,170

Build a swimming pool - £81,170

Single storey extension - £58,408

Side return extension - £43,417

Install an RSJ - £2,370

Outbuilding - £10,170

Build a Mansard loft conversion - £52,170

Loft conversion - £35,348

Build a kitchen extension - £42,170

Hip to gable loft conversion - £42,170

Granny annexe - £87,170

Garden office - £10,170

Convert a Garage - £16,170

Garage - £18,670

Build a flat roof extension - £22,170

Build a dormer loft conversion - £42,170

Concrete foundations - £6,420

Convert a bungalow loft - £29,170

Convert a basement - £39,417