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Select your affordable WD4 extension builder
From £18,940
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £18,916
M DUNNE BUILDER is a trusted extension builder serving customers in WD4 and the surrounding area. Contact us to today to get a competitive quote fo...
From £18,564
Kings Langley, WD4
Trusted and professional extension builder in WD4. Experienced in all extension buildering work and keeping within budget and on quote. Total Refur...
From £18,588
Need an Extension Builder in WD4? PM HOBBS BUILDING SERVICES has been helping local clients (10 mile radius) with their extension buildering jobs f...
From £18,516
King, WD4
Trusted and professional extension builder in WD4. Experienced in all extension buildering work and keeping within budget and on quote. All Weather...

Builders charge between £18,516 (All Weather Roofing (Herts) LTD based in WD4) and £18,940 (Evolved Glazing Solutions Limited based in HP3) in WD4 to build a garage, but these costs are only estimates.
Comparing extension builders estimates for building a garage gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get real quotes to build a new garage in WD4 by posting a job with HaMuch and we will send it to extension builders in WD4.
| Borough in London |
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| Garage in Kings Langley |
| Garage in Abbots Langley |
| Garage in Apsley |
| Garage in Garston |
| Garage in Hemel Hempstead |
| Garage in North Watford |
| Garage in Grovehill |
| Garage in Watford |
| Garage in Potters Bar |
| Garage in Rickmansworth |
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 - £17,705

Two storey extension - £88,307

Build a timber frame extension - £26,205

Build a swimming pool - £81,205

Single storey extension - £59,096

Side return extension - £43,804

Install an RSJ - £2,405

Outbuilding - £10,205

Build a Mansard loft conversion - £52,205

Loft conversion - £35,670

Build a kitchen extension - £42,205

Hip to gable loft conversion - £42,205

Granny annexe - £87,205

Garden office - £10,205

Convert a Garage - £16,205

Garage - £18,705

Build a flat roof extension - £22,205

Build a dormer loft conversion - £42,205

Concrete foundations - £6,455

Convert a bungalow loft - £29,205

Convert a basement - £39,804