1 March 2026
Find a Builder in Cork
Cork is Ireland's second-largest city, with a thriving construction sector. Whether you're planning an extension in Douglas, a renovation in Ballincollig, or a new build in East Cork, here's how to find the right builder.
Types of Building Work in Cork
Extensions
Popular in Cork suburbs like:
- Blackrock
- Douglas
- Carrigaline
- Ballincollig
- Midleton
Average cost: €50,000 - €150,000 depending on size and spec.
Renovations
Cork has many period properties needing renovation:
- Victorian terraces in city centre
- 1950s-70s bungalows
- Georgian houses in surrounding towns
New Builds
Growing demand in:
- East Cork (Midleton, Carrigtwohill)
- North Cork (Mallow)
- West Cork (Bandon, Clonakilty)
Builder Costs in Cork (2026)
| Project Type | Average Cost/m² |
| Basic extension | €1,800 - €2,200 |
| Standard extension | €2,200 - €2,800 |
| High-spec extension | €2,800 - €3,500 |
| Full renovation | €1,500 - €2,500 |
| New build | €2,000 - €3,000 |
What to Check
Registration
Check your builder is:
- CIF (Construction Industry Federation) member
- Registered for tax (verify on revenue.ie)
- Has appropriate insurance
References
Ask for:
- Recent local projects
- Contact details for past clients
- Photos of completed work
Contracts
Always have:
- Written contract
- Detailed scope of work
- Payment schedule
- Start and completion dates
- Penalty clauses for delays
Cork Planning Considerations
Cork City Council and Cork County Council have specific requirements for:
- Extensions (exempt up to 40m²)
- Conservation areas
- Protected structures
- Flooding zones (especially near Lee river)
Find Cork Builders
Search our directory for verified builders in Cork City and County.
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Last updated: March 2026