Cost to build a timber frame extension in MK3

Build a timber frame extension cost in MK3 - Sort by rates or availability

Timber frame extension cost in MK3

Estimates for build a timber frame extension near MK3

A timber frame extension built in MK3 typically ranges from £25,848 (Highland Homes & Gardens based in MK4) to £26,496 (JAB based in MK4), 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 MK3 by posting a job with HaMuch and we'll send it to extension builders in MK3.

"Timber frame first floor extension above the garage, with outer leaf brickwork and tiled pitched roof above." - MK6, job posted 05/04/26

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Location in UK	Hourly Rate	Daily Rate
Build A Timber Frame Extension near Bletchley	£39	£265
Build A Timber Frame Extension near Milton Keynes	£39	£263
Build A Timber Frame Extension near Leighton Buzzard	£38	£270
Build A Timber Frame Extension near Aylesbury Vale	£36	£246
Build A Timber Frame Extension near Ampthill	£38	£258
Build A Timber Frame Extension near Mid Bedfordshire	£42	£276
Build A Timber Frame Extension near Dunstable	£41	£272
Build A Timber Frame Extension near Aylesbury	£42	£270
Build A Timber Frame Extension near Kempston	£44	£273
Build A Timber Frame Extension near South Bedfordshire	£45	£278

Estimates for common extension builder jobs in MK3;

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.