How much does a house extension cost in Cork?

In Cork, house extensions typically charge €40,000 – €150,000. Prices can vary depending on the complexity of the work and the specific location within the county.

How do I find a reputable house extension in Cork?

All house extensions in Ireland must be registered with the Local Authority Planning Department. You can verify any professional's credentials at https://www.gov.ie/en/service/planning-permission/. Using OneClickGo ensures you're connected with regulated, vetted professionals only.

How much does a house extension cost in Ireland?

A single-storey rear extension typically costs €1,500–€2,500 per m². A standard 25m² extension costs €40,000–€60,000 fully finished including VAT. Two-storey extensions cost more due to structural complexity.

Do I need planning permission for a house extension in Ireland?

Extensions under 40m² to the rear of a house may qualify as exempted development, provided they meet certain conditions. Side extensions and any extension that brings the total over 40m² require full planning permission.

Cork, Ireland

Find a House Extension in Cork

Ireland's largest county, with a dynamic property market from Cork City to the Wild Atlantic Way. Get free quotes from regulated house extensions in Cork.

Typical cost: €40,000 – €150,000

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House Extensions in Cork

Whether you're buying, selling, or renting in Cork, you'll need a reliable house extension.Ireland's largest county, with a dynamic property market from Cork City to the Wild Atlantic Way. All house extensions on our platform are regulated by the Local Authority Planning Department.

Single-storey rear extensions

Two-storey and side-return extensions

Kitchen and living space expansions

Planning permission applications

Structural engineer certification

Full project management

FAQs: House Extensions in Cork

House Extensions in Nearby Counties

Kerry Limerick Tipperary Waterford

Regulation

All house extensions in Ireland are regulated by the Local Authority Planning Department.

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Other Services in Cork