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Absolute Finishes is an established extension buildering business in Willerby. We come highly recommended and provide competitive quotes for your w...
Need an Extension Builder in Willerby? S.E.S Services has been helping local clients (20 mile radius) with their extension buildering jobs for many...
ACG Building Services is an established extension buildering business in Willerby. We come highly recommended and provide competitive quotes for yo...
Jene
Experienced extension builder ready to quote for your work. City Builders is the best extension builder in Willerby. No obligation free quotes and ...
Need to find an Extension Builder near you for all your extension buildering work?
Ashley Cook Builders provides a local, trusted extension...
Need to find an Extension Builder near you for all your extension buildering work?
HEPWORTH BUILDING provides a local, trusted extension bu...
J LLOYD CONSTRUCTION LTD are here to help customers who need an Extension Builder in Willerby. We offer a competitive rate to complete all your ext...
Marhsall is an established extension buildering business in Willerby. We come highly recommended and provide competitive quotes for your work.
...RB Building Services is an established extension buildering business in Willerby. We come highly recommended and provide competitive quotes for you...
JAK SITE SERVICES LIMITIED is an established extension buildering business in Willerby. We come highly recommended and provide competitive quotes f...

Building a granny annexe ranges from £86,552 (Marhsall based in HU15) to £87,072 (J LLOYD CONSTRUCTION LTD based in HU7), 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 Willerby by posting a job with HaMuch. We will send it to extension builders in Willerby who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Willerby | £29 | £221 |
| Granny Annexe near Hull | £29 | £223 |
| Granny Annexe near East Riding | £29 | £223 |
| Granny Annexe near Beverley | £29 | £223 |
| Granny Annexe near North Lincolnshire | £28 | £216 |
| Granny Annexe near Scunthorpe | £26 | £207 |
| Granny Annexe near Grimsby | £32 | £246 |
| Granny Annexe near North East Lincolnshire | £32 | £246 |
| Granny Annexe near Goole | £26 | £217 |
| Granny Annexe near Cleethorpes | £32 | £246 |
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 - £17,222

Two storey extension - £87,584

Build a timber frame extension - £25,722

Build a swimming pool - £80,722

Single storey extension - £49,448

Side return extension - £38,377

Install an RSJ - £1,922

Outbuilding - £9,722

Build a Mansard loft conversion - £51,722

Loft conversion - £31,148

Build a kitchen extension - £41,722

Hip to gable loft conversion - £41,722

Granny annexe - £86,722

Garden office - £9,722

Convert a Garage - £15,722

Garage - £18,222

Build a flat roof extension - £21,722

Build a dormer loft conversion - £41,722

Concrete foundations - £5,972

Convert a bungalow loft - £28,722

Convert a basement - £34,377