Extend your Marazion with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Marazion? To see prices and availability for your job click green button.

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From £21,664

Last active Sep 26
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Searle Construction

Phil Searle

Searle Construction are here to help customers who need an Extension Builder in Marazion. We offer a competitive rate to complete all your extensi...

From £21,440

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TGP Construction

We are a family run Construction Company based in Penzance. We employ over 10 skilled local trade professionals with 2 apprentices as well. Residen...

From £21,472

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Marks maintenance

Trusted and professional extension builder in Marazion. Experienced in all extension buildering work and keeping within budget and on quote. Marks ...

Flat roof extension cost in Marazion

Estimates for build a flat roof extension near Marazion

A flat roof extension ranges from the cheapest of £21,440 (TGP Construction based in TR18) to the dearest of £21,664 (Searle Construction based in TR19), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes. 

Find out how much your flat roof extension will cost in Marazion by posting a job with HaMuch. We'll send it to extension builders in Marazion.


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Build A Flat Roof Extension near St Ives, Cornwall£27£188
Build A Flat Roof Extension near Camborne£28£196
Build A Flat Roof Extension near Falmouth£33£220
Build A Flat Roof Extension near Truro£31£206
Build A Flat Roof Extension near Newquay£32£230

Estimates for common extension builder jobs in Marazion;

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.

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