From £87,152
With our engineers on board you can be sure that your premises maintain exactly the right temperature in all areas of all buildings for employee an...
From £87,016
G P GILMORE JOINERY T/A is an established extension buildering business in M41. We come highly recommended and provide competitive quotes for you...
From £86,784
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,896
Specialist lofts and build company in the North West. Our experienced craftsmen are able to provide a complete service from design to completion.ZE...
From £86,648
I provide a personal service to your requirements and designs.
I pride myself on being professional tidy and prompt.
I ...
From £86,696
Advance Projects Ltd is a trusted extension builder serving customers in M41 and the surrounding area. Contact us to today to get a competitive quo...
From £86,960
Prestige Home Building has been helping customers in Manchester and the surrounding area by providing professional, trustworthy building services. ...
From £86,752
Frank Fagan Builders, Joiners & Maintenance Contractors are here to help customers who need an Extension Builder in M41. We offer a competitive rat...
From £86,632
Brookmeade Building is an established extension buildering business in M41. We come highly recommended and provide competitive quotes for your work...
From £86,624
OLDFIELD BUILD & SHOPFIT LTD is a trusted extension builder serving customers in M41 and the surrounding area. Contact us to today to get a competi...

Building a granny annexe ranges from £86,624 (OLDFIELD BUILD & SHOPFIT LTD based in M33) to £87,152 (MT Group based in M41), 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 M41 by posting a job with HaMuch. We will send it to extension builders in M41 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Urmston | £32 | £231 |
| Granny Annexe near Trafford | £32 | £235 |
| Granny Annexe near Stretford | £32 | £235 |
| Granny Annexe near Eccles | £32 | £237 |
| Granny Annexe near Sale | £32 | £235 |
| Granny Annexe near Irlam | £32 | £225 |
| Granny Annexe near Salford | £32 | £238 |
| Granny Annexe near Old Trafford | £32 | £236 |
| Granny Annexe near Swinton | £32 | £235 |
| Granny Annexe near Altrincham | £32 | £228 |
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 - £17,316

Two storey extension - £87,724

Build a timber frame extension - £25,816

Build a swimming pool - £80,816

Single storey extension - £51,320

Side return extension - £39,430

Install an RSJ - £2,016

Outbuilding - £9,816

Build a Mansard loft conversion - £51,816

Loft conversion - £32,025

Build a kitchen extension - £41,816

Hip to gable loft conversion - £41,816

Granny annexe - £86,816

Garden office - £9,816

Convert a Garage - £15,816

Garage - £18,316

Build a flat roof extension - £21,816

Build a dormer loft conversion - £41,816

Concrete foundations - £6,066

Convert a bungalow loft - £28,816

Convert a basement - £35,430