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Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Fixit Cheshire is an established and experienced local extension builder in Ashton-in-makerfield. Please contact us for a free, no obligation quote...
Need an Extension Builder in Ashton-in-makerfield? KMC Brickwork has been helping local clients (20 mile radius) with their extension buildering jo...
Mark Robinson
Trusted and professional extension builder in Ashton-in-makerfield. Experienced in all extension buildering work and keeping within budget and on q...
G. Finnigan Builders is an established extension buildering business in Ashton-in-makerfield. We come highly recommended and provide competitive qu...
Trusted and professional extension builder in Ashton-in-makerfield. Experienced in all extension buildering work and keeping within budget and on q...
Stephen Lowe
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 Ashton-in-makerfield. Jc Properties is a friendly and reliable company based in Ashton-in-m...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
JOHN ROSS BUILDERS LTD provides a local, trusted extensi...

Building a granny annexe ranges from £86,592 (Mike's Home Improvements based in M46) to £86,984 (JCR Construction based in WN6), 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 Ashton-in-makerfield by posting a job with HaMuch. We will send it to extension builders in Ashton-in-makerfield who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Ashton-in-Makerfield | £30 | £220 |
| Granny Annexe near Golborne | £30 | £222 |
| Granny Annexe near Newton-le-Willows | £31 | £221 |
| Granny Annexe near Wigan | £30 | £220 |
| Granny Annexe near Hindley | £30 | £219 |
| Granny Annexe near Orrell | £29 | £214 |
| Granny Annexe near St Helens | £31 | £224 |
| Granny Annexe near Leigh | £31 | £224 |
| Granny Annexe near Westhoughton | £31 | £222 |
| Granny Annexe near Skelmersdale | £28 | £210 |
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 - £17,231

Two storey extension - £87,597

Build a timber frame extension - £25,731

Build a swimming pool - £80,731

Single storey extension - £49,624

Side return extension - £38,476

Install an RSJ - £1,931

Outbuilding - £9,731

Build a Mansard loft conversion - £51,731

Loft conversion - £31,230

Build a kitchen extension - £41,731

Hip to gable loft conversion - £41,731

Granny annexe - £86,731

Garden office - £9,731

Convert a Garage - £15,731

Garage - £18,231

Build a flat roof extension - £21,731

Build a dormer loft conversion - £41,731

Concrete foundations - £5,981

Convert a bungalow loft - £28,731

Convert a basement - £34,476