From £26,072
Need an Extension Builder in Chelmsford? Genesis has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
From £26,144
Welcome to Sheek Contractors. We specialise in maintaining commercial properties for both business and private owners. Our highly skilled tradesm...
From £26,144
Relax... you have found a reliable extension builder in Chelmsford. Ryan & Co Design & Build is a friendly and reliable company based in Chelmsford...
From £26,144
Durrant Construction was formed in 2012 by Luke Durrant. Luke has been in the building trade for over 15 years and has had substantial experience i...
From £25,880
ACK ENGINEERING LTD is an established and experienced local extension builder in Chelmsford. Please contact us for a free, no obligation quote and ...
From £26,240
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £25,824
Chelmsford, CM2
Relax... you have found a reliable extension builder in Chelmsford. CWN Developments Ltd is a friendly and reliable company based in Chelmsford who...
From £26,112
Chelmsford, CM1
Need to find an Extension Builder near you for all your extension buildering work?
S Walker Construction provides a local, trusted extensio...
From £25,888
Chelmsford, CM1
Storm Roofing Essex are here to help customers who need an Extension Builder in Chelmsford. We offer a competitive rate to complete all your extens...
From £26,128
Chelmsford, CM1
Experienced extension builder ready to quote for your work. COLWIN CONSTRUCTION LTD is the best extension builder in Chelmsford. No obligation free...

A timber frame extension built in Chelmsford typically ranges from £25,824 (CWN Developments Ltd based in CM2) to £26,240 (SNC Construction ltd based in CM2), 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 Chelmsford by posting a job with HaMuch and we'll send it to extension builders in Chelmsford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Chelmsford | £38 | £258 |
| Build A Timber Frame Extension near Billericay | £38 | £248 |
| Build A Timber Frame Extension near Witham | £36 | £240 |
| Build A Timber Frame Extension near Wickford | £39 | £255 |
| Build A Timber Frame Extension near Maldon | £36 | £244 |
| Build A Timber Frame Extension near Brentwood | £39 | £255 |
| Build A Timber Frame Extension near Braintree | £37 | £247 |
| Build A Timber Frame Extension near Basildon | £39 | £251 |
| Build A Timber Frame Extension near Rayleigh | £39 | £252 |
| Build A Timber Frame Extension near Thundersley | £38 | £251 |
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 - £17,558

Two storey extension - £88,086

Build a timber frame extension - £26,058

Build a swimming pool - £81,058

Single storey extension - £56,152

Side return extension - £42,148

Install an RSJ - £2,258

Outbuilding - £10,058

Build a Mansard loft conversion - £52,058

Loft conversion - £34,290

Build a kitchen extension - £42,058

Hip to gable loft conversion - £42,058

Granny annexe - £87,058

Garden office - £10,058

Convert a Garage - £16,058

Garage - £18,558

Build a flat roof extension - £22,058

Build a dormer loft conversion - £42,058

Concrete foundations - £6,308

Convert a bungalow loft - £29,058

Convert a basement - £38,148