Thomas Healey
Need an Extension Builder in Maghull? T&T Building Contractors has been helping local clients (20 mile radius) with their extension buildering jobs...
Trusted and professional extension builder in Maghull. Experienced in all extension buildering work and keeping within budget and on quote. Jones L...
BTC Bernstef Ltd is an established extension buildering business in Maghull. We come highly recommended and provide competitive quotes for your wor...
J.M.C Building Services is a trusted extension builder serving customers in Maghull and the surrounding area. Contact us to today to get a competit...
Need an Extension Builder in Maghull? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many...
Peter Gallagher
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in Maghull. No obligation free qu...
CJ Construction are here to help customers who need an Extension Builder in Maghull. We offer a competitive rate to complete all your extension bui...
Liverpool Builder is an established extension buildering business in Maghull. We come highly recommended and provide competitive quotes for your wo...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in Maghull. KM Building Services is a friendly and reliable company based in Maghull who consi...

Building a granny annexe ranges from £85,032 (T&T Building Contractors based in L23) to £86,936 (P & P Building Services based in L11), 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 Maghull by posting a job with HaMuch. We will send it to extension builders in Maghull who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Maghull | £33 | £219 |
| Granny Annexe near Kirkby | £31 | £223 |
| Granny Annexe near Ormskirk | £29 | £206 |
| Granny Annexe near Crosby | £33 | £222 |
| Granny Annexe near Sefton | £33 | £219 |
| Granny Annexe near Bootle | £32 | £223 |
| Granny Annexe near West Lancashire | £28 | £203 |
| Granny Annexe near Formby | £23 | £162 |
| Granny Annexe near Knowsley | £31 | £222 |
| Granny Annexe near Prescot | £31 | £223 |
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 - £17,038

Two storey extension - £87,306

Build a timber frame extension - £25,538

Build a swimming pool - £80,538

Single storey extension - £45,752

Side return extension - £36,298

Install an RSJ - £1,738

Outbuilding - £9,538

Build a Mansard loft conversion - £51,538

Loft conversion - £29,415

Build a kitchen extension - £41,538

Hip to gable loft conversion - £41,538

Granny annexe - £86,538

Garden office - £9,538

Convert a Garage - £15,538

Garage - £18,038

Build a flat roof extension - £21,538

Build a dormer loft conversion - £41,538

Concrete foundations - £5,788

Convert a bungalow loft - £28,538

Convert a basement - £32,298