From £86,712
Trusted and professional extension builder in Millom. Experienced in all extension buildering work and keeping within budget and on quote. CORKHILL...
From £86,392
Self employed and am good at what I do 40 yrs experience
From £86,560
Millom, LA18
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,496
Millom, LA18
ADAM READ TRADITIONAL BUILDING is an established and experienced local extension builder in Millom. Please contact us for a free, no obligation quo...
From £86,920
We are a family business for 37 years experience between us reliable Team value for money check out our reviews on Google Rated People bar...
From £86,712
Trusted and professional extension builder in Millom. Experienced in all extension buildering work and keeping within budget and on quote. J R S BU...
From £86,520
I have completed 98 extensions and loft conversion over the past 20 years
From £86,592
Need to find an Extension Builder near you for all your extension buildering work?
T P MCNULTY CONSTRUCTION LTD provides a local, trusted e...
From £86,648
MARK TAYLOR CONSTRUCTION LTD is an established extension buildering business in Millom. We come highly recommended and provide competitive quotes f...
From £86,576
Experienced extension builder ready to quote for your work. SIMPSON CONSTRUCTION is the best extension builder in Millom. No obligation free quotes...

Building a granny annexe ranges from £86,392 (Owen Williamson based in LA14) to £86,920 (JPw Property Care LTD based in LA4), 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 Millom by posting a job with HaMuch. We will send it to extension builders in Millom who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Barrow-in-Furness | £25 | £204 |
| Granny Annexe near Morecambe | £25 | £212 |
| Granny Annexe near Kendal | £28 | £236 |
| Granny Annexe near Lancaster | £25 | £211 |
| Granny Annexe near Fleetwood | £28 | £206 |
| Granny Annexe near Whitehaven | £22 | £221 |
| Granny Annexe near Thornton | £29 | £211 |
| Granny Annexe near Blackpool | £29 | £209 |
| Granny Annexe near Fulwood | £31 | £217 |
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 - £17,113

Two storey extension - £87,419

Build a timber frame extension - £25,613

Build a swimming pool - £80,613

Single storey extension - £47,256

Side return extension - £37,144

Install an RSJ - £1,813

Outbuilding - £9,613

Build a Mansard loft conversion - £51,613

Loft conversion - £30,120

Build a kitchen extension - £41,613

Hip to gable loft conversion - £41,613

Granny annexe - £86,613

Garden office - £9,613

Convert a Garage - £15,613

Garage - £18,113

Build a flat roof extension - £21,613

Build a dormer loft conversion - £41,613

Concrete foundations - £5,863

Convert a bungalow loft - £28,613

Convert a basement - £33,144