The Cost of Rewiring a House
Rewiring is one of the best investments a homeowner can make to keep their home safe, functional and up-to-date with current standards. The cost of rewiring in Dublin varies based on several factors including the size of the property, its age, its complexity and scope. This article will give you a detailed look at the costs involved in this renovation.

Why Rewire your Home?
Electrical systems in older homes, particularly those built over 30 years ago, are often outdated and unable to handle the demands of today’s lifestyle. Rewiring ensures:
- Safety: Reduces the risk shocks or electrical fires.
- Efficiency: Modern wires support energy-efficient appliances, smart technology and efficiency.
- Compliant: HTML0 conforms to current Irish building and safety standards, such as National Rules for Electrical Installations Standards (ETCI standards).
- Add Value: A home that has been rewired can be more appealing to buyers and increase its resale price.
Average costs of rewiring in Dublin
Rewiring costs can vary greatly depending on your home and the customization level you select. Here are some typical prices for Dublin homes.
- Standard Three Bedroom House: EUR 6,200 to EUR 8,200
- Two-Bedroom apartment: EUR4,000 – EUR5,500
- Larger properties (e.g. four-bedroom homes), EUR12700 to EUR15500.
Remember that these are only estimates. Actual costs can vary depending on the labor rate, materials and any unforeseen complications.
Factors affecting the cost
The cost of rewiring is determined by several factors:
- Size of the property and layout: Homes with larger rooms and more rooms will require more materials and labor.
- Age and Condition of the Property: Older homes often have outdated electrical systems that may require extra time or effort to upgrade.
- Costs and complexity of work: Work on homes with unusual layouts or extensions, or restricted access to wiring, may be more expensive.
- Material Selections: High-quality sockets, cables and switches are more expensive, but they ensure durability and safety.
- Upgrades & Add-Ons : Installing a new lighting system, data points or a consumer unit modern can increase costs.
- Occupancy If the electricians are working in your home, they may have to go room-by-room, which can slow down the project and increase costs.
Breakdown of expenses
Here is a breakdown of how your money will be spent during a rewiring job:
- Assessment & Planning (1-5%) Includes a preliminary inspection and the drawing up of a plan to rewire.
- Materials (30-40%) Covers sockets, wiring, light fittings and a fuse board, if necessary.
- Labor (50-60%) The biggest portion, which accounts for the wages and time of electricians.
- Inspections and Permits (3-5%) Assures that the project is compliant with local regulations.
- Restorative Work (10-20%) This includes plastering and painting after the rewiring has been completed.
Rewiring
The following steps are usually involved in rewiring a home:
- Initial Assessment An electrical inspector inspects existing wiring to provide a detailed estimate.
- Disconnect the power and remove old wiring: Remove old wiring and disconnect the power supply.
- Installation New Wiring: Install new circuits, cables and consumer units according to the layout of the property and its usage.
- Fixtures and Fittings: Light fittings, sockets, and switches are installed.
- Testing & Certification: A new system is tested for safety and compliance. You will receive an Electrical Installation certificate.
- Restoration Work: All walls, floors or ceilings that were damaged by the work will be repaired.
How long does it take?

The size of your property will determine the length of time it takes to rewire.
- Two-Bedroom apartment: from 3 to 5 days.
- Three-Bedroom House : from 5 to 7 days.
- Larger homes: One to two weeks.
These timelines can be extended by factors such as the amount of customization or whether the property has been occupied.
Tips to Reduce Costs
There are ways to reduce costs without compromising on quality.
- Plan ahead: Combine the rewiring of your home with other renovations in order to minimize costs and disruption.
- Compare prices: Ask for at least three estimates from electricians registered in your area to make sure you are getting a fair price.
- Prioritize Needs Start with the most important work, like upgrading outdated wiring or installing a new consumer unit.
- Hire Certified Electricians: Hiring an electrician registered with Safe Electric ensures high-quality work and reduces the risk for costly mistakes.
- Choose Standard Fixtures. If you want to stick within your budget, avoid premium fixtures.
Additional Considerations
Be prepared to incur some extra costs when planning a Dublin rewiring job:
- Painting and Wall Repairs: Rewiring often requires drilling into the walls.
- Temporary Housing: You may need temporary housing if you are rewiring your entire home.
- Upgrade your appliances: You may need to replace older appliances in order for them to work with the new electrical system.
- Smart Home Integration: The cost of adding smart features such as automated lighting and smart thermostats increases.
Conclusion
Rewiring your Dublin property is a great investment for safety, functionality and value. Although the cost may seem overwhelming, planning ahead and consulting with an experienced electrician can help you manage your expenses. Budget between EUR6,200 to EUR8,200 for a three-bedroom home. Larger homes can cost up to EUR12,000.
Prioritizing safety and conformity will ensure a smoother electrical system and a longer-lasting process. Rewiring an older property, or upgrading it for future needs is a worthwhile investment.
Give Maguire Electrical a call or email and member of the company will gladly assist you on your rewire project. Please click HERE