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How Much Should You Budget for Whole-Home Rewiring

How Much Should You Budget for Whole-Home Rewiring

February 02, 20265 min read

Introduction

Older homes in Lehi, Utah often carry electrical systems that were designed for a different era. Decades ago, households did not rely on multiple televisions, office equipment, EV chargers, and high-efficiency HVAC systems all at once. As electrical demand increases, outdated wiring can become both a safety risk and a performance issue.

If you’re considering a major electrical upgrade, one question naturally comes first: how much should you realistically budget for whole-home rewiring?

The answer depends on your home’s size, age, accessibility, and current wiring condition. Below, we break down cost expectations for whole-home rewiring in Lehi, Utah and the factors that influence pricing.

Average Cost of Whole-Home Rewiring in Lehi, Utah

For most homes, whole-home rewiring typically ranges between:

$8,000 and $25,000+

The wide range exists because no two homes have the same layout, wall construction, or wiring condition.

Smaller single-story homes with accessible attics or crawlspaces fall closer to the lower end. Larger homes or those requiring drywall removal and repair fall toward the higher end.

What Drives the Cost of Whole-Home Rewiring?

Several major variables determine your final investment. Each of the following factors can significantly influence your budget.

Home Size and Square Footage

Rewiring costs scale with square footage. More space means:

  • More wiring runs

  • More outlets and switches

  • More labor time

  • Larger electrical load calculations

A 1,200-square-foot home will cost substantially less to rewire than a 4,000-square-foot property.

Age and Condition of Existing Wiring

Homes built before the 1980s may contain:

  • Aluminum wiring

  • Knob-and-tube wiring

  • Cloth-insulated wiring

  • Improper splicing

If removal is complex or hazardous, labor increases. Homes with relatively modern wiring that simply need upgrading are typically more straightforward.

Accessibility of Walls and Ceilings

The structure of your home greatly affects labor.

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The easier it is to run new wiring without tearing into finished walls, the more affordable the project becomes.

Electrical Panel and Service Upgrades

Whole-home rewiring often pairs with a panel upgrade.

If your home in Lehi, Utah still has a 100-amp panel, upgrading to 200 amps may be necessary during rewiring. Combining both projects increases total cost but ensures the system can handle modern electrical demand.

Number of Circuits and Devices

More devices require more wiring and breakers. Homes with expanded kitchens, finished basements, workshops, or home offices typically require additional dedicated circuits.

Common additions during rewiring include:

  • GFCI and AFCI protection

  • Additional outlet placement

  • Smart switches

  • Dedicated appliance circuits

The more customization involved, the higher the final price.

Signs You May Need Whole-Home Rewiring

Rewiring is not always obvious. However, certain indicators suggest it may be necessary.

Frequent Electrical Issues

Repeated breaker trips, flickering lights, or warm outlets may indicate overloaded or deteriorating wiring.

Outdated Wiring Systems

Aluminum wiring and knob-and-tube systems are no longer considered ideal for modern electrical loads.

Major Renovations

If you’re remodeling a home in Lehi, Utah, opening walls provides the perfect opportunity to modernize the wiring at a lower overall labor cost.

Insurance Requirements

Some insurance providers require updated wiring in older homes before issuing or renewing policies.

Step-by-Step: What Happens During Whole-Home Rewiring?

Understanding the process helps homeowners plan around the disruption.

  1. Initial Inspection and Load Calculation
    A licensed electrician evaluates the current system and determines how many circuits are needed.

  2. Planning and Permit Approval
    Permits are secured in Lehi, Utah to ensure the rewiring meets local electrical codes.

  3. Removal of Old Wiring
    Unsafe or outdated wiring is disconnected and removed where accessible.

  4. Installation of New Wiring and Circuits
    New wiring is run throughout the home, and circuits are connected to the panel.

  5. Inspection and Testing
    The updated system is inspected and fully tested for safety and performance.

Whole-home rewiring can take anywhere from several days to multiple weeks depending on home size and accessibility.

Comparing Partial vs. Full Rewiring

Not every home requires a complete overhaul. Here’s how partial and full rewiring compare.

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A thorough inspection helps determine which option is appropriate.

Is Whole-Home Rewiring Worth the Investment?

Rewiring is one of the most significant electrical upgrades a homeowner can make. In Lehi, Utah, where home values continue to grow, modern electrical systems provide several advantages:

  • Improved safety

  • Increased capacity for modern appliances

  • Better resale appeal

  • Reduced risk of electrical fires

While the upfront cost may be substantial, upgrading wiring eliminates hidden risks that could lead to far more expensive damage later.

FAQs

How much does it cost to rewire a 2,000-square-foot home?
In Lehi, Utah, rewiring a 2,000-square-foot home typically ranges between $12,000 and $20,000 depending on accessibility and panel needs.

How long does whole-home rewiring take?
Most projects take several days to a few weeks depending on home size and complexity.

Do I need to move out during rewiring?
In some cases, homeowners can remain in the home. Larger or more invasive projects may require temporary relocation.

Does rewiring include a panel upgrade?
Not always, but many homes require panel upgrades alongside rewiring to support increased capacity.

Will rewiring increase home value?
Modern electrical systems improve safety and can enhance resale potential.

Conclusion

Budgeting for whole-home rewiring in Lehi, Utah typically means planning for an investment between $8,000 and $25,000 or more, depending on your home’s size, accessibility, and electrical condition.

Although it represents a significant project, rewiring improves safety, reliability, and long-term functionality. For homeowners evaluating whether their system is outdated or overloaded, Bar H Bar Electric provides professional electrical assessments and whole-home rewiring services in Lehi, Utah designed to meet current code and modern energy demands.

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