Rewiring a home can seem like a daunting task, but with proper planning and safety precautions, it is possible for a homeowner to rewire their house on their own without hiring an electrician. There are several reasons why you may want to rewire your home, such as upgrading to a larger electrical service, replacing old and outdated wiring, or adding new circuits and outlets.

I have successfully rewired my home while saving thousands of dollars in electrician fees. In this comprehensive guide, I will walk through the entire process step-by-step, from assessing your electrical needs, gathering the right tools and materials, to safely installing new wiring and components.

Determine Your Electrical Requirements

The first step is to determine what electrical upgrades or changes need to be made in your home.

Thoroughly planning out your electrical goals will make the rewiring project smoother.

Gather Necessary Tools and Materials

Rewiring a house involves working with dangerous high voltage electricity. To work safely, I gathered these essential tools and protective gear:

For the wiring itself, I used:

Make sure to acquire all necessary materials before starting the rewiring project. You may need to make multiple trips to the hardware store throughout the process.

Safety - Turn Off Power and Install GFCIs

Electrical safety should be your top priority. Accidentally touching live wires can result in severe shock, burns or even death.

Here are some tips for working safely:

Working on wiring with confirmed dead circuits vastly reduces the risk of electrical shock. But always double-check with tools and testers.

Running New Wiring

Once preparations are complete, it's time to start running the new NM-B electrical wiring through your home.

Planning the Runs

Cutting Access Holes and Mounting Boxes

Running and Securing Cables

Making Safe Wire Connections

With cables run to each box, it's time to make connections. This is where you join all the wires ultimately leading back to the main service panel.

Prep Work

Joining Wires

Finishing Up

Follow this process to make safe, reliable wire connections throughout the rewiring project at junction boxes and the main service panel.

Wrapping Up the Job

After completing all electrical work, there are still some finishing tasks:

With careful attention to detail at each step, you can successfully rewire your home without incident. But always put safety first.


While rewiring a house is an ambitious project, it can be accomplished by a homeowner without professional electrician services in many cases. To ensure both house electrical upgrades and safety, be sure to:

By methodically following this guide during your home rewiring project, you can help ensure you safely upgrade your electrical system without costing too much money on hiring an electrician. Just take it step-by-step. Stay safe and good luck!