Phil Searle
Searle Construction are here to help customers who need an Extension Builder in TR18. We offer a competitive rate to complete all your extension b...
From £25,440
We are a family run Construction Company based in Penzance. We employ over 10 skilled local trade professionals with 2 apprentices as well. Residen...

A timber frame extension built in TR18 typically ranges from £25,440 (TGP Construction based in TR18) to £25,664 (Searle Construction based in TR19), 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 TR18 by posting a job with HaMuch and we'll send it to extension builders in TR18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near St Ives, Cornwall | £27 | £188 |
| Build A Timber Frame Extension near Camborne | £28 | £196 |
| Build A Timber Frame Extension near Falmouth | £33 | £220 |
| Build A Timber Frame Extension near Truro | £31 | £206 |
| Build A Timber Frame Extension near Newquay | £32 | £230 |
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 - £17,052

Two storey extension - £87,328

Build a timber frame extension - £25,552

Build a swimming pool - £80,552

Single storey extension - £46,040

Side return extension - £36,460

Install an RSJ - £1,752

Outbuilding - £9,552

Build a Mansard loft conversion - £51,552

Loft conversion - £29,550

Build a kitchen extension - £41,552

Hip to gable loft conversion - £41,552

Granny annexe - £86,552

Garden office - £9,552

Convert a Garage - £15,552

Garage - £18,052

Build a flat roof extension - £21,552

Build a dormer loft conversion - £41,552

Concrete foundations - £5,802

Convert a bungalow loft - £28,552

Convert a basement - £32,460