Experienced extension builder ready to quote for your work. SMH Joinery & Building is the best extension builder in BB4. No obligation free quotes ...
From £25,888
Broadley Construction is an established extension buildering business in BB4. We come highly recommended and provide competitive quotes for your wo...
From £25,568
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A timber frame extension built in BB4 typically ranges from £25,568 (Passive Building Structures based in BL0) to £25,888 (Broadley Construction based in BB4), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build a timber frame extension in BB4 by posting a job with HaMuch and we'll send it to extension builders in BB4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Rawtenstall | £29 | £213 |
| Build A Timber Frame Extension near Accrington | £33 | £244 |
| Build A Timber Frame Extension near Burnley | £29 | £219 |
| Build A Timber Frame Extension near Darwen | £34 | £255 |
| Build A Timber Frame Extension near Bury | £30 | £219 |
| Build A Timber Frame Extension near Heywood | £30 | £221 |
| Build A Timber Frame Extension near Rochdale | £30 | £221 |
| Build A Timber Frame Extension near Blackburn | £33 | £247 |
| Build A Timber Frame Extension near Nelson | £27 | £214 |
| Build A Timber Frame Extension near Radcliffe | £30 | £220 |
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 - £17,271

Two storey extension - £87,656

Build a timber frame extension - £25,771

Build a swimming pool - £80,771

Single storey extension - £50,413

Side return extension - £38,920

Install an RSJ - £1,971

Outbuilding - £9,771

Build a Mansard loft conversion - £51,771

Loft conversion - £31,600

Build a kitchen extension - £41,771

Hip to gable loft conversion - £41,771

Granny annexe - £86,771

Garden office - £9,771

Convert a Garage - £15,771

Garage - £18,271

Build a flat roof extension - £21,771

Build a dormer loft conversion - £41,771

Concrete foundations - £6,021

Convert a bungalow loft - £28,771

Convert a basement - £34,920