A Guide: House Rewiring Costs Explained

If you’re planning an electrical upgrade, knowing the cost to rewire a house in Ireland in 2025 can help you budget with confidence.

Rewiring is a crucial investment in safety and home value — and one that can vary widely depending on your property’s size, wiring condition, and specifications.

Based on thousands of real homeowner quotes submitted through the Onlinetradesmen service, this 2025 guide breaks down the average house rewiring costs, key factors that affect pricing, and what’s involved in the process.

💶 Average Cost to Rewire a House

In 2025, the average cost to rewire a house in Ireland ranges between €4,000 and €22,000, depending on size, layout, and electrical specification.

For an accurate quote from qualified electricians for your project, post a job today.

⚙️ Factors Affecting Rewiring Costs

Several factors can influence the final cost to rewire your home:

1. House Size and Layout – Larger properties need more cable, sockets, and time to complete.
2. Electrical Specification – Premium fittings, smart home systems, or energy-efficient lighting add to the total.
3. Location – Electricians in Dublin and major cities tend to charge higher rates (€65–€150/hr).
4. Existing Wiring Condition – Older homes with fabric or rubber insulation may require complete rewiring.
5. Access and Occupancy – If you can vacate your home during the job, electricians can complete the work faster, saving labour time.
6. Certification Requirements – Upgrading your fuse box or installing new circuits may require electrical safety certification.

🏠 When Is a House Rewire Necessary?

You may not need a full rewire — but there are clear signs when it’s time to act:

• Your home is over 40 years old and still has its original wiring
• Frequent blown fuses or tripped circuits
• Flickering lights, burning smells, or scorched outlets
• Plans for major renovations or new high-demand appliances
• A failed electrical safety inspection (PIR)

A registered electrician can assess whether a full or partial rewire is necessary after inspecting your system.

🔌 The House Rewiring Process

House rewiring is typically completed in two key stages:

1. First Fix (Planning & Installation)

• Electricians run new wiring, install conduits, and plan socket, switch, and lighting layouts.
• This stage usually happens before walls are plastered or painted.

2. Second Fix (Connection & Finishing)

• Fuse boxes, switches, sockets, and fixtures are connected.
• The system is tested and certified by a Safe Electric Registered electrician.

📋 Typical Costs for Electrical Work

💡 How to Save on Your House Rewire

• Combine electrical upgrades (lighting, sockets, or EV chargers) under one project.
• Book during standard hours to avoid after-hours surcharges.
• Get multiple quotes from qualified electricians to compare value.
• Ask for an itemised quote — know what’s included in labour, materials, and certification.

🧰 Hire a Qualified Electrician

Always hire a Safe Electric Registered electrician for house rewiring. This ensures compliance with Irish electrical safety standards and proper certification after work is complete.

You can find qualified professionals nationwide on Onlinetradesmen.ie, where verified homeowners share real reviews and electricians provide transparent, competitive quotes.

👉 Get Free Quotes from Qualified Electricians

⚠️ Important Note

Keep in mind that while this guide offers 2025 pricing based on market data, actual costs can vary due to materials, labour rates, and the specific needs of your property.

Nonetheless, it provides a reliable starting point for budgeting your home rewire and making informed decisions when hiring professionals.

Meet Myles Reilly of Building Craft Dublin Heating Systems Recall in Ireland: Serious Risk of Electrocution from Tucson Pumps