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Need to find an Extension Builder near you for all your extension buildering work?
Mobile Services provides a local, trusted extension buil...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
ROB DINE CONSTRUCTION is an established and experienced local extension builder in SO18. Please contact us for a free, no obligation quote and comp...
Trusted and professional extension builder in SO18. Experienced in all extension buildering work and keeping within budget and on quote. Andy's Bui...
Arshad Ali
We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...
Claytons Building and Roofing are here to help customers who need an Extension Builder in SO18. We offer a competitive rate to complete all your ex...
Experienced extension builder ready to quote for your work. CSY Construction Ltd is the best extension builder in SO18. No obligation free quotes a...
Need an Extension Builder in SO18? T & S Construction has been helping local clients (20 mile radius) with their extension buildering jobs for many...
Experienced extension builder ready to quote for your work. Artisan Builders is the best extension builder in SO18. No obligation free quotes and m...
Relax... you have found a reliable extension builder in SO18. Property Maintenance Repair is a friendly and reliable company based in SO18 who cons...

A timber frame extension built in SO18 typically ranges from £25,736 (Property Maintenance Repair based in SO50) to £26,192 (AAConcepts based in SO14), 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 SO18 by posting a job with HaMuch and we'll send it to extension builders in SO18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Southampton | £34 | £243 |
| Build A Timber Frame Extension near Hedge End | £34 | £244 |
| Build A Timber Frame Extension near Eastleigh | £34 | £244 |
| Build A Timber Frame Extension near Chandler's Ford | £34 | £245 |
| Build A Timber Frame Extension near Locks Heath | £33 | £240 |
| Build A Timber Frame Extension near Totton | £34 | £243 |
| Build A Timber Frame Extension near Romsey | £32 | £230 |
| Build A Timber Frame Extension near Fareham | £35 | £250 |
| Build A Timber Frame Extension near Winchester | £39 | £283 |
| Build A Timber Frame Extension near Lee-on-the-Solent | £35 | £249 |
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 - £17,516

Two storey extension - £88,024

Build a timber frame extension - £26,016

Build a swimming pool - £81,016

Single storey extension - £55,320

Side return extension - £41,680

Install an RSJ - £2,216

Outbuilding - £10,016

Build a Mansard loft conversion - £52,016

Loft conversion - £33,900

Build a kitchen extension - £42,016

Hip to gable loft conversion - £42,016

Granny annexe - £87,016

Garden office - £10,016

Convert a Garage - £16,016

Garage - £18,516

Build a flat roof extension - £22,016

Build a dormer loft conversion - £42,016

Concrete foundations - £6,266

Convert a bungalow loft - £29,016

Convert a basement - £37,680