Looking for an electrician for rewiring in Dunellen, NJ? Describe your project once and up to three licensed electricians who work in Dunellen and Middlesex County get back to you with a quote. It's free and there is no obligation.
Dunellen is home to about 8,411 people (2024 Census Bureau estimate), a growing community (+10.1% since 2020). With 7,919 people per sq mi, it is a densely built-up area. Older housing stock here still has knob and tube, ungrounded or aluminum wiring.
Dunellen at a glance
- Population (Census Bureau estimate, 2024)
- 8,411 (+10.1% since 2020)
- Rank in New Jersey
- 141st of 323 cities and towns
- Land area
- 1.1 sq mi
- Population density
- 7,919 people per sq mi (densely built-up)
- Type
- Borough (Dunellen borough)
- Main county
- Middlesex County
What to check before hiring in Dunellen
- License and permit: in New Jersey, rewiring needs a licensed electrician and a permit.
- Insurance: ask your insurer what it requires.
- Walls: check whether patching and painting are included.
- Price drivers: home size, access, panel work and wall repairs.
Useful official resources
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ESFi: Electrical Safety Foundation
Official information and guidance.
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CPSC: aluminum wiring
Official information and guidance.
Services available in Dunellen
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Whole house rewiring
Replacement of old wiring with permit, inspection and wall repairs.
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Aluminum wiring remediation
Approved connectors or partial rewiring for aluminum branch circuits.
Frequently asked questions in Dunellen
How much does rewiring cost in Dunellen, NJ?
It depends on size, access and scope. Describe your home: electricians who serve Dunellen reply with a quote.
How long does it take?
Often one to a few weeks.
Should I upgrade the panel at the same time?
Often yes; the electrician checks capacity.
Which licensed electricians will contact me?
Up to three independent licensed electricians who serve Dunellen and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.