From £25,968
Relax... you have found a reliable extension builder in S1. CS Construction & Conversions is a friendly and reliable company based in S1 who consid...
From £26,008
We are a family run business with 20 years experience.
We take great care and attention to the work we carry out and pride ourselves on ...
From £25,936
Trusted and professional extension builder in S1. Experienced in all extension buildering work and keeping within budget and on quote. Merebrook Co...
From £25,936
Dore Decor are a family run business with over 30 years experience - we offer an extensive range of building services and are able to provide a ful...
From £26,112
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £26,344
Trusted and professional extension builder in S1. Experienced in all extension buildering work and keeping within budget and on quote. AMB Joinery ...
From £26,088
Hallamshire Paving is an established and experienced local extension builder in S1. Please contact us for a free, no obligation quote and competiti...
From £25,984
BP Builders are here to help customers who need an Extension Builder in S1. We offer a competitive rate to complete all your extension buildering j...
From £25,864
Trusted and professional extension builder in S1. Experienced in all extension buildering work and keeping within budget and on quote. MGG CONSTRUC...

A timber frame extension built in S1 typically ranges from £25,288 (JON WINDLE CONSTRUCTION based in S17) to £26,344 (AMB Joinery & Building Services based in S8), 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 S1 by posting a job with HaMuch and we'll send it to extension builders in S1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Sheffield | £32 | £261 |
| Build A Timber Frame Extension near Dronfield | £33 | £262 |
| Build A Timber Frame Extension near Rotherham | £33 | £257 |
| Build A Timber Frame Extension near Wickersley | £33 | £257 |
| Build A Timber Frame Extension near Chesterfield | £33 | £257 |
| Build A Timber Frame Extension near Barnsley | £31 | £242 |
| Build A Timber Frame Extension near Worksop | £33 | £265 |
| Build A Timber Frame Extension near Doncaster | £29 | £238 |
| Build A Timber Frame Extension near Mansfield Woodhouse | £33 | £263 |
| Build A Timber Frame Extension near Holmfirth | £30 | £232 |
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 - £17,453

Two storey extension - £87,929

Build a timber frame extension - £25,953

Build a swimming pool - £80,953

Single storey extension - £54,056

Side return extension - £40,969

Install an RSJ - £2,153

Outbuilding - £9,953

Build a Mansard loft conversion - £51,953

Loft conversion - £33,308

Build a kitchen extension - £41,953

Hip to gable loft conversion - £41,953

Granny annexe - £86,953

Garden office - £9,953

Convert a Garage - £15,953

Garage - £18,453

Build a flat roof extension - £21,953

Build a dormer loft conversion - £41,953

Concrete foundations - £6,203

Convert a bungalow loft - £28,953

Convert a basement - £36,969