Selfbuild Ireland - Ireland's Selfbuilding and renovation experts
Dreaming
Links to inspiration galleries, house plans, and budget calculators.Read more
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Resources on site assessment, permits, and architect/engineer directoriesRead more
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Step-by-step guides, supplier lists, and live Q&A forums.Read more
Completed
Case studies, “lessons learned” blogs, and warranty/insurance advice.Read more
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Cost Hub
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Extending or Renovating
Projects
Extend/Renovate
Advice zone
Extend/Renovate
Cost Hub
Extend/Renovate
Cost Calculators
Extend/Renovate
House Plans
Extend/Renovate
Inspiration
Extend/Renovate
Magazines
Ireland’s best-selling magazine for self-builds, extensions and renovations. Each quarterly issue is packed with expert tips, inspiration, trends, and the latest home products.
Find out moreevents
The Selfbuild Extend & Renovate Show is Ireland’s top event for building, extending or decorating. Held in all four regions, it’s the place to get ideas, advice and meet experts.
Find out moreCost Calculator Section
Surface the cost estimation tool as a primary resource.
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An interactive calculator with dropdown menus for project type (new build, renovation, extension), square footage, and location.
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Real-time outputs displaying average costs per m² (e.g., “€1,700+ for builder-finished projects”) and links to detailed cost guides
Our Experts / Contributors
Dermot Rasdale
DJ Estimations
Edel Regan
Architect
Micah Jones
Architect
Pete Cole
Clerk of Works and Building Surveyor
Harrison Gardner
DIY self-build expert
Barry McCarron
Chairman of the Passive House Association of Ireland
Andrew Stanway
Project Manager
DJ Ramsdale
Builder and Cost Expert
Keith Kelliher
Quantity Surveyor
Anne Byrne
Garden Designer
Latest Projects & Advice
5 front door styles for a contemporary home
Explore five front door styles for a contemporary home, from…
Green light for modular homes
Plans to allow people to build in their back garden,…
House in the Woods
This new build in Co Antrim was designed for comfort,…
Heritage grants open for 2027
Owners of traditional and thatched homes can now apply for…
Ireland’s new planning exemptions come into effect
Bigger extensions, garden rooms and even a second home -…
On-site wastewater treatment systems compared
Don’t know your TSS from your BOD? Here’s an overview…
Tech roundup: wastewater treatment systems
Check out the latest products and tech available on the…
Homeowner grants in Co Fermanagh
A quick guide to the home renovation, adaptation, energy efficiency…
Homeowner grants in Co Longford
A quick guide to the home renovation, adaptation, energy efficiency…
Homeowner Grants in Co Tyrone
A quick guide to the home renovation, adaptation, energy efficiency…
House in the Woods
This new build in Co Antrim was designed for comfort, independence and a strong connection to nature.
5 front door styles for a contemporary home
Explore five front door styles for a contemporary home, from minimalist solid doors and glazed panels to timber, pivot and flush designs.
House in the Woods
This new build in Co Antrim was designed for comfort, independence and a strong connection to nature.
Heritage grants open for 2027
Owners of traditional and thatched homes can now apply for the 2027 heritage grants, with up to €50k available for conservation work.
Ireland’s new planning exemptions come into effect
Bigger extensions, garden rooms and even a second home – all without planning permission.
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