Build a mansard loft conversion in Portland from £51,472

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home. To see prices and availability for your job click green button.

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From £52,080

Last active Nov 26
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D WHYTON BUILDING SERVICES LTD

Location

Portland, DT5

D WHYTON BUILDING SERVICES LTD is a trusted extension builder serving customers in Portland and the surrounding area. Contact us to today to get a ...

From £51,472

Last active Nov 26
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WEYMOUTH ROOFING CO.

WEYMOUTH ROOFING CO. is an established and experienced local extension builder in Portland. Please contact us for a free, no obligation quote and c...

From £52,192

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J FLANN BUILDING & MAINTENANCE

Need to find an Extension Builder near you for all your extension buildering work?

J FLANN BUILDING & MAINTENANCE provides a local, trusted...

From £52,032

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Design Properties & Renovations

Design Properties & Renovations is an established and experienced local extension builder in Portland. Please contact us for a free, no obligation ...

From £52,536

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Roofix and Build Ltd

Our building services company Roofix and Build Ltd have twenty years experience of helping customers in Weymouth and the surrounding area by provid...

From £52,008

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Harbour Property Improvements Limited

We are a small business priding oueselves on high quality works carried out with care and attention. We use a select few subcontractors to help com...

From £52,144

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Upcycle Interiors Limited

Weymouth based property Investment and Re-development: Upcycling discarded materials to provide bespoke interior refurbishments, full property reno...

From £52,048

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DM Building & Property Maintenance

Danny McGrady

DM Building & Property Maintenance is a trusted extension builder serving customers in Portland and the surrounding area. Contact us to today to ge...

From £52,016

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Dorset Showhomes Ltd

Dorset Showhomes Ltd is an established extension buildering business in Portland. We come highly recommended and provide competitive quotes for you...

From £52,536

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Chris Larner building services

Chris Larner building services is a trusted extension builder serving customers in Portland and the surrounding area. Contact us to today to get a ...

Mansard loft conversion cost in Portland

Estimates for build a mansard loft conversion near Portland

Mansard loft conversions range from the cheapest installation of £51,472 (WEYMOUTH ROOFING CO. based in DT4) to the dearest of around £52,536 (Roofix and Build Ltd based in DT4).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in Portland by posting a job with HaMuch and we'll send it to extension builders in Portland. 


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Build A Mansard Loft Conversion near Weymouth£33£260
Build A Mansard Loft Conversion near Dorchester£30£230
Build A Mansard Loft Conversion near Poole£38£250
Build A Mansard Loft Conversion near Bournemouth£38£257
Build A Mansard Loft Conversion near Yeovil£34£294

Estimates for common extension builder jobs in Portland;

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.

More extensions & conversions cost guides...