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Relax... you have found a reliable extension builder in Lemsford. Up and Out Builds Ltd is a friendly and reliable company based in Lemsford who co...
Peter Rourke
Trusted and professional extension builder in Lemsford. Experienced in all extension buildering work and keeping within budget and on quote. Peter'...
Amarjeet Gill
Architecture and Construction all in one place.
FREE DRAWINGS for all projects we build.
At One Call Bathrooms we can tailor our service to provide a bespoke service to all Landlords and Management Agents that will guar...
Buyerz Trading is an established and experienced local extension builder in Lemsford. Please contact us for a free, no obligation quote and competi...
Are you looking for resin driveways in North London? We are a leading builder of driveways and patios in North London. We have expertise in various...
Trusted and professional extension builder in Lemsford. Experienced in all extension buildering work and keeping within budget and on quote. Advanc...
IC Builders have been helping customers in St Albans and the surrounding area by providing professional, trustworthy building services.We k...
London Elite Construction is an established extension buildering business in Lemsford. We come highly recommended and provide competitive quotes fo...
BSL are here to help customers who need an Extension Builder in Lemsford. We offer a competitive rate to complete all your extension buildering job...

Outbuilding costs in Lemsford range from the cheapest of £9,864 (Advance Construction Solutions based in EN6) to the dearest of £10,536 (R. Newman Construction based in AL4), 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 Lemsford by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Welwyn Garden City | £42 | £269 |
| Outbuilding near Hatfield | £42 | £266 |
| Outbuilding near Hertford | £46 | £290 |
| Outbuilding near Harpenden | £45 | £282 |
| Outbuilding near St Albans | £43 | £272 |
| Outbuilding near Potters Bar | £43 | £273 |
| Outbuilding near Stevenage | £44 | £282 |
| Outbuilding near Ware | £47 | £296 |
| Outbuilding near Hitchin | £43 | £283 |
| Outbuilding 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 - £17,741

Two storey extension - £88,361

Build a timber frame extension - £26,241

Build a swimming pool - £81,241

Single storey extension - £59,816

Side return extension - £44,209

Install an RSJ - £2,441

Outbuilding - £10,241

Build a Mansard loft conversion - £52,241

Loft conversion - £36,008

Build a kitchen extension - £42,241

Hip to gable loft conversion - £42,241

Granny annexe - £87,241

Garden office - £10,241

Convert a Garage - £16,241

Garage - £18,741

Build a flat roof extension - £22,241

Build a dormer loft conversion - £42,241

Concrete foundations - £6,491

Convert a bungalow loft - £29,241

Convert a basement - £40,209