A guide to replacing the old wiring and installing new copper wiring to bring your home up to code.

Replacing old wiring in home electrical systems can eliminate safety hazards and improve energy efficiency. When you decide to install new wiring in your home, it is important to research electrical wire prices. If you plan to install copper wire in your home, the price of copper wire should also be researched.


According to the National Fire Prevention Association, faulty wiring is one of the leading causes of fires in homes. Beyond electrical home safety, you may also wish to consider replacing the wiring in your home if your insurance carrier offers discounts for replacing outdated electrical systems.

  • Replace electrical wiring Warning signs that may indicate the presence of outdated wiring in your home include:
  • Fuses that blow regularly or breakers that trip frequently
  • Flickering or dimming lights
  • A burning smell in certain rooms
  • Switch plates that feel warm to the touch
  • Discolored outlets

If you have an older home, it can also be a good idea to replace the wiring. Contacting a licensed electrician to inspect your home's electrical system is worthwhile if you are not certain about the condition of the wiring. A consultation will typically cost between $150 and $300.

If your home has aluminum wiring, you should strongly consider upgrading your electrical system to copper wiring. Copper wiring lasts longer than aluminum wiring and does not heat as quickly, which reduces the chances of fuse-shorting or a fire occurring.


As you research electrical wire prices and the prices to install copper wire in your home, it is important to understand that the cost of rewiring can vary based on the age and size of your home. This can be an extensive project that involves running new wires throughout your home, upgrading your electrical service, installing new outlets and installing a new main panel.

It is best to leave the job of rewiring your home to a licensed professional electrician. Rewiring a home will also often require inspections and permits, so it is important to have your selected electrician handle these requirements. This will help to ensure the safety of your property.

The cost of rewiring materials can range between $1,000 and $3,000. Along with the cost of the materials, you will also be responsible for paying the electrician's labor charges, which can cost $100 per hour or more based on the electrician's qualifications and local rates. As a result, the total cost to rewire a moderate-sized house with easy access can cost between $3,500 and $8,000. Larger homes, or those with access that is more difficult, can cost $8,500 or more.

Replacing old wiring in home electrical systems is important to keeping your home safe. Researching electrical wire prices is a good first step. If you plan to install copper wire, the price of copper wire is also important to consider. QualitySmith can help you find the information you need to make a well-informed decision about replacing the wiring in your home.