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Select your affordable Kings Langley extension builder
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Sharp Building Ltd is an established and experienced local extension builder in Kings Langley. Please contact us for a free, no obligation quote an...
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 Kings Langley? A.MILLS BUILDING SOLUTIONS LTD has been helping local clients (20 mile radius) with their extension bui...
Edmond Begu
EB Construction & Building Ltd are here to help customers who need an Extension Builder in Kings Langley. We offer a competitive rate to complete a...
J Pellow & Son Ltd are here to help customers who need an Extension Builder in Kings Langley. We offer a competitive rate to complete all your exte...
Bradley Stevens
Experienced extension builder ready to quote for your work. Apollo Decor Ltd is the best extension builder in Kings Langley. No obligation free quo...
Sats MALHOTRA
BEEN AROUND A LONG TIME, WE WILL ONLY NOW TAKE ON ONE CONTRACT AT A TIME, WHEN ONES FINISHING WE START THE NEXT ONE IF POSSABLE, THUS GIVING ...
"Do not use this company, they caused over £350000 worth defects on a new build, this is still ongoing, property built in 2009, still having issues in 2018." - LONDON,reviewed 02/02/18, CLIVE BOWDEN
AVENUE BUILDERS is an established extension buildering business in Kings Langley. We come highly recommended and provide competitive quotes for you...

Building a granny annexe ranges from £86,552 (Apollo Decor Ltd based in AL2) to £87,464 (AV Home Improvements based in WD19), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in Kings Langley by posting a job with HaMuch. We will send it to extension builders in Kings Langley who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Dacorum | £42 | £275 |
| Granny Annexe near Hemel Hempstead | £43 | £276 |
| Granny Annexe near Rickmansworth | £43 | £282 |
| Granny Annexe near Watford | £43 | £280 |
| Granny Annexe near St Albans | £43 | £272 |
| Granny Annexe near Bushey | £43 | £278 |
| Granny Annexe near Berkhamsted | £41 | £273 |
| Granny Annexe near Chesham | £42 | £277 |
| Granny Annexe near Borehamwood | £42 | £271 |
| Granny Annexe near Harpenden | £45 | £282 |
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 - £17,690

Two storey extension - £88,284

Build a timber frame extension - £26,190

Build a swimming pool - £81,190

Single storey extension - £58,792

Side return extension - £43,633

Install an RSJ - £2,390

Outbuilding - £10,190

Build a Mansard loft conversion - £52,190

Loft conversion - £35,528

Build a kitchen extension - £42,190

Hip to gable loft conversion - £42,190

Granny annexe - £87,190

Garden office - £10,190

Convert a Garage - £16,190

Garage - £18,690

Build a flat roof extension - £22,190

Build a dormer loft conversion - £42,190

Concrete foundations - £6,440

Convert a bungalow loft - £29,190

Convert a basement - £39,633