From £86,272
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,208
Sheehan & Godfrey (Construction) Limited is an established and experienced local extension builder in South Kesteven. Please contact us for a free,...
From £86,832
Our building services company DH Home Improvements was established in 2003. Since then we have been helping customers in Lincolnshire and the surro...
From £86,568
BRIARWOOD BUILDING CONTRS LTD is an established extension buildering business in South Kesteven. We come highly recommended and provide competitive...
From £86,648
Addison are here to help customers who need an Extension Builder in South Kesteven. We offer a competitive rate to complete all your extension buil...
From £86,448
Building maintenance services offer a professional and polite reliable service to our clients and custom , with over 20years in the building trade ...
From £86,896
Experienced extension builder ready to quote for your work. Park home developments is the best extension builder in South Kesteven. No obligation f...
From £86,600
Need to find an Extension Builder near you for all your extension buildering work?
QKS Limited provides a local, trusted extension builderi...
From £86,624
Experienced extension builder ready to quote for your work. RANDALL BUILDERS LTD is the best extension builder in South Kesteven. No obligation fre...

Building a granny annexe ranges from £86,272 (LG Soffits & Fascias based in NG31) to £87,208 (Sheehan & Godfrey (Construction) Limited based in PE10), 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 South Kesteven by posting a job with HaMuch. We will send it to extension builders in South Kesteven who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Grantham | £38 | £228 |
| Granny Annexe near Stamford | £35 | £248 |
| Granny Annexe near Melton Mowbray | £31 | £222 |
| Granny Annexe near Spalding | £32 | £238 |
| Granny Annexe near Newark-on-Trent | £33 | £241 |
| Granny Annexe near Peterborough | £40 | £281 |
| Granny Annexe near Corby | £30 | £214 |
| Granny Annexe near Boston | £28 | £262 |
| Granny Annexe near Gedling | £33 | £242 |
| Granny Annexe near Carlton | £33 | £242 |
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 - £17,210

Two storey extension - £87,564

Build a timber frame extension - £25,710

Build a swimming pool - £80,710

Single storey extension - £49,192

Side return extension - £38,233

Install an RSJ - £1,910

Outbuilding - £9,710

Build a Mansard loft conversion - £51,710

Loft conversion - £31,028

Build a kitchen extension - £41,710

Hip to gable loft conversion - £41,710

Granny annexe - £86,710

Garden office - £9,710

Convert a Garage - £15,710

Garage - £18,210

Build a flat roof extension - £21,710

Build a dormer loft conversion - £41,710

Concrete foundations - £5,960

Convert a bungalow loft - £28,710

Convert a basement - £34,233