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Select your affordable AL2 extension builder
IC Builders have been helping customers in St Albans and the surrounding area by providing professional, trustworthy building services.We k...
Need to find an Extension Builder near you for all your extension buildering work?
ARI Studio LTD provides a local, trusted extension build...
Need an Extension Builder in AL2? A.MILLS BUILDING SOLUTIONS LTD has been helping local clients (20 mile radius) with their extension buildering jo...
J Pellow & Son Ltd are here to help customers who need an Extension Builder in AL2. We offer a competitive rate to complete all your extension buil...
Bradley Stevens
Experienced extension builder ready to quote for your work. Apollo Decor Ltd is the best extension builder in AL2. No obligation free quotes and ma...
Emilian Czeiszperger
Hello I am Emilian , the proud owner of Eeoc Ltd, A little about me With many happy and returning customers over the last 14 years, y...
From £10,144
Relax... you have found a reliable extension builder in AL2. DK Home Refurbishment Limited is a friendly and reliable company based in AL2 who cons...
From £9,984
Nicholas Bilyk
Abalon is Western Canada’s leading foundation repair and basement waterproofing company, operating in the Edmonton area for over 40 years (50 yea...
From £10,136
Relax... you have found a reliable extension builder in AL2. Property Interior Services is a friendly and reliable company based in AL2 who conside...
From £10,080
Trusted and professional extension builder in AL2. Experienced in all extension buildering work and keeping within budget and on quote. P & A Doher...

Outbuilding costs in AL2 range from the cheapest of £9,552 (Apollo Decor Ltd based in AL2) to the dearest of £11,072 (Eeoc based in WD25), 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 AL2 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near St Albans | £43 | £272 |
| Outbuilding near Borehamwood | £42 | £271 |
| Outbuilding near Bushey | £43 | £278 |
| Outbuilding near Hatfield | £42 | £266 |
| Outbuilding near Watford | £43 | £280 |
| Outbuilding near Harpenden | £45 | £282 |
| Outbuilding near Potters Bar | £43 | £273 |
| Outbuilding near Hemel Hempstead | £43 | £276 |
| Outbuilding near Dacorum | £42 | £275 |
| Outbuilding near High Barnet | £43 | £272 |
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 - £17,682

Two storey extension - £88,274

Build a timber frame extension - £26,182

Build a swimming pool - £81,182

Single storey extension - £58,648

Side return extension - £43,552

Install an RSJ - £2,382

Outbuilding - £10,182

Build a Mansard loft conversion - £52,182

Loft conversion - £35,460

Build a kitchen extension - £42,182

Hip to gable loft conversion - £42,182

Granny annexe - £87,182

Garden office - £10,182

Convert a Garage - £16,182

Garage - £18,682

Build a flat roof extension - £22,182

Build a dormer loft conversion - £42,182

Concrete foundations - £6,432

Convert a bungalow loft - £29,182

Convert a basement - £39,552