Most New Jersey homeowners will never need a full home rewire. But if you're dealing with knob-and-tube wiring, aluminum wiring, post-fire damage, or a gut renovation, rewiring is the right call — and it's not as catastrophic a project as it might sound. Here's what it actually costs in NJ and what moves the price in either direction.
What Triggers a Full Home Rewire?
The most common reasons we do full home rewires in Hudson County:
- Knob-and-tube wiring — Common in NJ homes built before 1950. It has no ground wire, can't handle modern electrical loads, and many insurance companies now require its removal before they'll write a policy on the home.
- Aluminum wiring — Installed in many homes built from the mid-1960s through the mid-1970s. It expands and contracts with temperature changes, loosening connections over time and creating fire risk at outlets and junction boxes.
- Gut renovations — When walls are already open, it's the right time to replace any aging wiring behind them. Adding it to a renovation is far cheaper than doing it as a standalone project later.
- Fire or water damage — Any wiring exposed to smoke, heat, or moisture needs to be replaced, not just inspected.
- Failed electrical inspection — If a pre-sale inspection flags the wiring as a hazard, buyers or their lenders may require remediation before closing.
Realistic Cost Ranges for NJ Home Rewiring
Here are the ranges we see most often for Hudson County projects:
- Partial rewire (one floor or section): $3,500–$8,000
- Full home rewire, 1,500 sq ft single-family: $8,000–$15,000
- Full home rewire, 2,500+ sq ft or multi-family: $15,000–$30,000+
- Knob-and-tube removal and replacement (typical Jersey City rowhouse): $10,000–$18,000
- Aluminum wiring remediation (pigtailing + device replacement): $2,500–$6,000
These ranges include labor, materials, permits, and inspection attendance — but not a panel upgrade if one is also required. We'll always tell you upfront if the rewire triggers the need for a service upgrade as well.
What Drives the Cost Up or Down?
Several factors move the price significantly:
- Accessibility: A home with an open basement or unfinished attic is much faster and cheaper to rewire than one with fully finished ceilings throughout. Every foot of wire we have to fish through a finished wall adds time.
- Home size and layout: More square footage, more floors, and more circuits mean more wire and more labor. Multi-family buildings are priced separately.
- Number of circuits required: Modern NEC code requires more dedicated circuits than older homes have — for dishwashers, microwaves, refrigerators, HVAC equipment, and more. Bringing the circuit count up to code adds to the scope.
- Panel upgrade: If your current panel can't support the new wiring (common with 60A or 100A services), a panel upgrade is included. We typically handle both in the same project.
- Municipality: Permit fees vary across Hudson County. Jersey City, Bayonne, Hoboken, Union City, and Weehawken all have different fee schedules. We factor this into your quote.
Permits: What's Required in NJ?
Every home rewire in New Jersey requires an electrical permit from your local municipality. Work performed without a permit creates serious problems when you sell — buyers, inspectors, and mortgage lenders will all flag unpermitted electrical work. We pull every required permit before we start, coordinate the municipal inspection, and give you a certificate of completion you can file with your home records.
If your home has knob-and-tube wiring and your homeowner's insurance company is already aware of it, they may require a letter from a licensed electrician confirming the work was completed and inspected. We provide that documentation as a standard deliverable on every rewiring project.
How to Choose a Rewiring Contractor in NJ
A home rewire is a major project. Before signing with anyone, ask these questions:
- Are you a licensed NJ Master Electrician? Home rewires require a Master Electrician license in New Jersey. Ask for the license number and verify it at newjersey.mylicense.com.
- Do you pull the permits? Any contractor who suggests skipping the permit is cutting corners — or unlicensed. Walk away.
- Can I see a written, itemized quote? Rewiring quotes should specify what's included: wire gauge, number of circuits, panel work (if any), permit handling, and inspection attendance.
- Do you attend the final inspection? A licensed contractor should be present when the municipal inspector signs off. If they hand you the permit and disappear, that's a red flag.
We've rewired hundreds of Hudson County homes over nearly five decades. Written quote before any work starts, permits always pulled, and we attend every inspection. Request a free estimate here or call us at 1-855-55VOLTS.