From £86,368
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I'm very well rated tradesmen please check my website
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From £86,320
MAGNOLIA HOME is family run,Tunbridge Wells based building company,.With years expirence,you as the customer can be assured that you are in safe ha...
From £87,176
Relax... you have found a reliable extension builder in Langley. Clint Construction is a friendly and reliable company based in Langley who conside...
From £87,080
We are a family run business with over 30 years experience in the roofing industry. We pride ourselves on our high standards of workmanship and cus...
From £86,880
Experienced extension builder ready to quote for your work. CIA Construction Limited is the best extension builder in Langley. No obligation free q...
From £87,064
Hyde Building Ltd are here to help customers who need an Extension Builder in Langley. We offer a competitive rate to complete all your extension b...
From £87,328
Mayfair developers have been in the construction industry for over a decade. Our passion is to transform old spaces into new usable homes for our c...
From £86,968
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,200
Experienced extension builder ready to quote for your work. SEAN EVANS GENERAL BUILDER is the best extension builder in Langley. No obligation free...
From £86,872
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Building a granny annexe ranges from £86,320 (Magnoli Home based in TN2) to £87,328 (Mayfair Developers ltd based in ME8), 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 Langley by posting a job with HaMuch. We will send it to extension builders in Langley who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Maidstone | £40 | £255 |
| Granny Annexe near Larkfield | £41 | £253 |
| Granny Annexe near Sittingbourne | £35 | £246 |
| Granny Annexe near Gillingham | £39 | £253 |
| Granny Annexe near Rochester | £39 | £254 |
| Granny Annexe near Chatham | £39 | £254 |
| Granny Annexe near Swale | £35 | £241 |
| Granny Annexe near Ashford | £36 | £256 |
| Granny Annexe near Faversham | £34 | £235 |
| Granny Annexe near Tonbridge | £38 | £254 |
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 - £17,426

Two storey extension - £87,888

Build a timber frame extension - £25,926

Build a swimming pool - £80,926

Single storey extension - £53,512

Side return extension - £40,663

Install an RSJ - £2,126

Outbuilding - £9,926

Build a Mansard loft conversion - £51,926

Loft conversion - £33,053

Build a kitchen extension - £41,926

Hip to gable loft conversion - £41,926

Granny annexe - £86,926

Garden office - £9,926

Convert a Garage - £15,926

Garage - £18,426

Build a flat roof extension - £21,926

Build a dormer loft conversion - £41,926

Concrete foundations - £6,176

Convert a bungalow loft - £28,926

Convert a basement - £36,663