From £86,752
Mercenary Building Contractors Ltd is an established and experienced local extension builder in Gorleston-on-sea. Please contact us for a free, no ...
From £87,072
S R BUILDERS is an established extension buildering business in Gorleston-on-sea. We come highly recommended and provide competitive quotes for you...
From £86,464
C T A Builders Ltd is an established and experienced local extension builder in Gorleston-on-sea. Please contact us for a free, no obligation quote...
From £86,592
DNT Builders is an established extension buildering business in Gorleston-on-sea. We come highly recommended and provide competitive quotes for you...
From £86,736
A C PEMBROKE (BUILDER) LTD is an established and experienced local extension builder in Gorleston-on-sea. Please contact us for a free, no obligati...
From £86,648
Need to find an Extension Builder near you for all your extension buildering work?
Home & Garden Services provides a local, trusted extensi...
From £86,472
Experienced extension builder ready to quote for your work. K & M Property Maintenance is the best extension builder in Gorleston-on-sea. No obliga...
From £86,656
Hi this is Martin from R M Building Services we are hear to help you with any building work you are looking for big or small I have over 20 years i...
From £86,688
Relax... you have found a reliable extension builder in Gorleston-on-sea. TOTAL BUILD (E ANGLIA) LTD T/A is a friendly and reliable company based i...
From £86,520
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 £86,464 (C T A Builders Ltd based in NR30) to £87,072 (S R BUILDERS based in NR31), 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 Gorleston-on-sea by posting a job with HaMuch. We will send it to extension builders in Gorleston-on-sea who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Gorleston-on-Sea | £25 | £205 |
| Granny Annexe near Lowestoft | £24 | £197 |
| Granny Annexe near Great Yarmouth | £13 | £132 |
| Granny Annexe near Waveney | £24 | £200 |
| Granny Annexe near Norwich | £25 | £200 |
| Granny Annexe near Broadland | £24 | £194 |
| Granny Annexe near Suffolk Coastal | £28 | £215 |
| Granny Annexe near Stowmarket | £30 | £221 |
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 - £17,160

Two storey extension - £87,490

Build a timber frame extension - £25,660

Build a swimming pool - £80,660

Single storey extension - £48,200

Side return extension - £37,675

Install an RSJ - £1,860

Outbuilding - £9,660

Build a Mansard loft conversion - £51,660

Loft conversion - £30,563

Build a kitchen extension - £41,660

Hip to gable loft conversion - £41,660

Granny annexe - £86,660

Garden office - £9,660

Convert a Garage - £15,660

Garage - £18,160

Build a flat roof extension - £21,660

Build a dormer loft conversion - £41,660

Concrete foundations - £5,910

Convert a bungalow loft - £28,660

Convert a basement - £33,675