How much does it cost to rewire a whole house?

Author: Mr. Felton Nolan I  |  Last update: Sunday, August 10, 2025

The average cost of rewiring a house in 2024 is $10,000. The range, depending on the features of your house, is between $2,000 and $20,000. The basic cost per square foot is between $2 to $4. Factors affecting the price are highlighted in great detail in this article.

How much does it cost to rewire a 1500 square foot house?

For a 3-bedroom, 1,500 square foot home, the average cost to rewire can range from $10 to $20 per square foot. This means a full rewiring project could cost between $15,000 and $30,000. Smaller homes, such as a 2-bedroom bungalow, will naturally be on the lower end of this spectrum.

Is it worth rewiring an old house?

It is certainly worth it if you plan to stay. Be realistic in your selling price that the new owners will likely need to put about 30 grand into the house. Many insurance companies will require the rewiring be done so new home owners will need to do this job from the jump. Good luck.

How much does it cost to replace electrical wiring in an old house?

Size of the House

The bigger the home, the more materials and labor the job will likely require. And that can drive up the price. Rewiring a 1,300-square-foot house, for instance, runs around $7,800 to $13,000. For a 2,500-square-foot home, you can expect to pay between $15,000 to $25,000.

Will homeowners insurance cover rewiring?

Dwelling coverage in your homeowners insurance policy will likely cover issues with your electrical wiring if the issue was caused suddenly and accidentally by a covered peril. It will not cover electrical wiring issues due to lack of maintenance, general neglect or wiring that's out of date.

£12,000 rewire Price breakdown

Can a house be rewired without removing drywall?

Yes, it's possible for an electrician to rewire a house without removing significant portions of drywall. Advanced methods such as “fishing” wires through existing walls and ceilings, utilizing access points like outlets and light fixtures, allow electricians to update wiring while preserving drywall integrity.

What is the alternative to rewiring a house?

While many older homes might benefit from rewiring, alternatives like partial rewiring, upgrading the consumer unit, or installing additional safety devices like RCDs can be sufficient in some cases. It depends on the condition of the existing wiring and the specific requirements of the home.

What size wire are most houses wired with?

Most wires in a modern home electrical system are 12 or 14 gauge. However, for large appliances, you may see 10-, 8-, or 6-gauge wires. Remember, the smaller the AWG number, the thicker the wire. Large appliances like ovens, washers, and dryers require higher amperage, so they require a different wire gauge to power.

How long does it take to rewire a house?

With so much to do, it's no wonder this job can take such a long time. It's also difficult to give exact timescales as the duration of a house rewire will depend on a range of factors. Usually, this project will take between 5 and 10 days, although this doesn't account for any necessary finishing decoration works.

Why is rewiring so expensive?

Factors impacting the cost of rewiring a house

The quality of fixtures and fittings. The number of electrical sockets. The complexity of the existing wiring system. Whether your home is occupied (it's easier for electricians to work in unfurnished, empty properties)

Do you have to cut open walls to rewire a house?

That said, you can usually rewire at least most of the circuits in a home without needing to remove that much drywall or cut too many holes in the walls and ceilings. Sometimes it's even possible to do the job without removing any drywall or pulling up any flooring, but this is uncommon.

Can I rewire my house myself?

Generally, no. Completely rewiring an existing home is not a DIY project unless you have advanced or professional-level experience and knowledge, not to mention buckets and buckets of spare time. Only a tiny percentage of DIYers should take on such a large, complex project.

How much do electricians charge per outlet?

On average, homeowners will spend between $75 and $485 to install an outlet. The cost to install an outlet is $300 on average, or between $100 to $450 per outlet. The price of installing an outlet varies based on factors like the type of outlet, project size, your electrician's rate, and more.

What does a full house rewire include?

During a full house rewire, all existing wiring will need to be taken out and replaced with new wiring to ensure safety and alleviate any hazards. In addition, all sockets will be fixed, including on heat detectors, cooker points and lighting.

How much is labor to rewire a house?

Labor cost to rewire a house

Electricians charge $50 to $130 per hour for the labor to rewire a house. Most contractors estimate at least one hour per 100 square feet for wiring installation.

How do electricians rewire a house without removing drywall?

Tips For Rewiring a House Without Removing the Drywall

One solution is securing the cable to joists or rafters using wire staples. The electrician needs to make sure that each wire is perfectly anchored to the appropriate device electrical box using the correct clamp.

Is it messy to rewire a house?

A house rewire can be a dusty, messy and disruptive business – but it's worth it: ensuring your home is safe and secure is essential – and with a professional house rewire comes the added bonus of convenience, especially if you would like additional power points or specific features such as dimmer switches.

Should older homes be rewired?

If your home is 50 years or older, chances are your wiring needs to be updated. Not only does old wiring fail to support modern technological demands, but it also significantly increases the chances of a house fire. In fact, electrical problems (such as old wiring) are the cause of nearly 10% of all residential fires.

How do I know if I need a rewire?

If you have an older home and it has not been inspected for a number of years, it may be due a rewire. Signs that you may need to rewire your home include circuit breakers that trip regularly, slight shocks from switches and outlets, frequently flickering or dimming lights, damaged or exposed wires and cables.

Does old wiring have to be removed?

Safety Issues with Old Electrical Wiring

Old electrical wiring can pose an electrocution or fire risk for several reasons. If you did not live in your home when the wiring was installed, you can't be sure the electrical system is up to code. And materials like wire insulation deteriorate over time.

Do electricians do drywall work?

When getting electrical work done, you may wonder who fixes the wall after electricians make holes in it. In some cases, the electricians will fix the sheetrock themselves. However, this is not often the case.

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