If you recently acquired an older property that requires renovations, it's likely that the electrical system needs attention. But what will it cost to rewire a house?

“When buying a home built before 1980, the electrical system is one aspect you should examine closely and budget for upgrades,” explains a former journeyman electrician.

Signs that a rewire is necessary are often quite apparent. Flickering lights, frequent blown fuses, and even minor electrical shocks from outlets are all indications something is amiss.

We consulted professionals to help you avoid unexpected expenses during the rewiring process.

A living room with a chaise-long and a standing lamp

(Image credit: Original BTC X Beata Heuman)

Rewiring Costs Explained

Nathan Weathers

Experts suggest that rewiring is often a necessary aspect of home renovations. It may not be the most exciting task, but it’s crucial to ensure safety and bring your home up to date.

“Understanding the integrity and safety of your electrical system is vital. Over time, wiring can wear down, corrode, or become outdated, leading to potential hazards like shorts, shocks, or fires,” warns a master electrician.

“Typically, for a standard family home, you should budget between $8,000 and $15,000. This estimate includes labor, materials, and necessary permits,” advises another electrical contractor.

“A complete rewire could range from $3,500 to $12,000,” another expert adds. “It's best to have a licensed electrician evaluate your specific needs to provide a precise estimate.”

Adam Nelson

This electrician specializes in a variety of services, including residential and commercial projects, ensuring homes meet safety standards.

A living room with a large l-shaped orange sofa, tall ceilings and a statement pendant light

(Image credit: Future / Mary Wadsworth)

Identifying the Need for Rewiring

Still unsure if your home requires a full rewire? Watch for these signs.

“Wiring must be updated when it’s outdated, not up to code, or can’t handle modern technology demands,” explains an expert in the field. “This is especially common in older residences.”

“Think of your home's electrical system as its nervous system,” another contractor elaborates. “Older homes may have wiring that’s inadequate for today’s needs.”

“This poses safety risks, such as overheating and fire hazards. Rewiring ensures compliance with current safety standards and accommodates modern appliances.”

“Outdated materials and methods used in past decades can be dangerous,” warns a former electrician. “For instance, certain electrical panels are known to be unsafe.”

“Insurance companies often refuse coverage for homes with these older panels, necessitating an upgrade that could cost over $3,000,” they note. It’s wise to leave this project to professionals.

Ryan Gregor

The founder of a local electrical company brings extensive experience, focusing on residential and commercial solutions.

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(Image credit: Original BTC)

Consider Smaller Electrical Upgrades

Sometimes, a complete rewire isn’t necessary, and costs can be lower.

“Many upgrades can be cosmetic or surface improvements,” one expert explains. “These updates can enhance both the safety and aesthetics of your home, often for less than $1,500.”

For those considering new electrical switches, options are available that update your decor without a full rewire.

Additional Costs to Consider

Expect some disruption during rewiring, which can add to the overall expenses. Most buyers are usually in the midst of renovations anyway.

“There are hidden costs associated with replacing your home’s electrical system,” one electrician states. “Repairs to sheetrock, paint, and flooring are common and must be factored in.”

“Many homes have been patched up over the years, leaving old, unsafe materials hidden behind walls,” they continue. “Eventually, a full update will be necessary to meet modern demands.”

Understanding the Rewiring Process

Being informed about the rewiring process can help you prepare for the work ahead.

“Electricians start by assessing your current system to determine what needs replacing,” an expert explains. “This involves removing outdated wiring and installing modern replacements.”

“They will also upgrade your electrical panel, ensuring all outlets, switches, and fixtures are properly connected and compliant with safety regulations.”

Bobby Lynn

A seasoned electrical contractor operates a company with over two decades of experience covering a wide range of electrical services.

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(Image credit: Future / James Merrell)

Timeline for Rewiring a House

“The duration of rewiring depends on the project’s size and complexity,” one electrician explains. “A smaller house might take between 2-10 days, while a larger fixer-upper could extend to weeks.”

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Rewiring expenses are often unavoidable. If you're concerned about your budget, check out our tips on saving money during home renovations.