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Electricians · Gloucester, MA

Electricians in Gloucester, Massachusetts

Compare contractors serving Gloucester, Essex County — call them directly, or send one request and let the ones who want the job come to you.

30 contractors serving Gloucester — including 1 based in town.

Contractors serving Gloucester

Claimed listings within 5 miles come first, then the rest by rating, then distance. Google ratings as of October 2026. How we list and rank contractors

Electricians in Gloucester — what to know

Rebates & incentives

Gloucester is in National Grid electric territory, so homeowners here are eligible for Mass Save. There's no direct rebate for the electrical work itself, but a 200A panel upgrade is usually the prerequisite for a Mass Save air-source heat pump or heat-pump water heater. With so many 60A and 100A services in town, the panel upgrade is frequently the gating step before any rebated equipment can go in.

Given the median home age north of 80 years, active knob-and-tube is common here, and remediating it also matters for insurance — carriers often surcharge or decline policies on live knob-and-tube, separate from any energy program.

Permits in Gloucester

Electrical work in Gloucester requires a permit under 527 CMR 12.00, the Massachusetts amendments to the National Electrical Code, performed by a licensed Journeyman or Master electrician. Permits are pulled through the Gloucester Inspectional Services / Building Department, and the city wiring inspector inspects the work before it's energized. Panel upgrades, knob-and-tube rewires, generators, and EV circuits all need permits. Coastal and flood-zone properties may face added requirements for elevating service equipment, and work near the harbor or wetlands can involve the Gloucester Conservation Commission.

An electrical permit in Gloucester is filed with the town’s wiring inspector; see the Gloucester Building Department’s contact, portal and who pulls the permit on permits.llc.

Typical project cost

Gloucester sits in the north-of-Boston coastal band, with labor near Boston metro plus a premium for corrosion-prone coastal service work. A 100A-to-200A panel upgrade typically lands around $3,000–$5,200, more when a corroded mast and meter socket are replaced too. A Level 2 EV-charger circuit usually runs $1,000–$2,300. Knob-and-tube rewiring is priced by access and often runs $9,000–$22,000+ for a full older home. Whole-home generators are popular given outages and generally fall in the $10,000–$17,000 range installed.

About Gloucester homes

Gloucester has about 14,630 housing units in Essex County, and at a median build age near 83 years it has some of the oldest housing stock in this batch — dense 19th-century homes around the harbor, Rocky Neck, and downtown, plus century-old houses across the Cape Ann neighborhoods. That age means widespread knob-and-tube wiring and 60A or 100A fuse panels still in service.

Salt air adds a Cape Ann wrinkle: meter sockets, service masts, and outdoor disconnects corrode faster near the water. Combined with the old wiring, that makes service upgrades, partial rewires, and storm-driven generator installs the core of local electrical work.

Common questions — Electricians in Gloucester

My Gloucester home still has knob-and-tube. Is that a problem?
Likely yes. With a median home age over 80 years, live knob-and-tube is common across Cape Ann, and it isn't rated for modern loads. Insurers flag it, and a licensed electrician can map the live circuits and rewire them in stages.
Why does my service mast and meter keep corroding?
Salt air. Gloucester's coastal exposure corrodes service masts, meter sockets, and outdoor disconnects faster than inland. When you upgrade your panel, it's often worth replacing the weatherhead and mast at the same time.
Do I need a 200A panel before a heat pump in Gloucester?
Usually. Many Gloucester homes still run 60A or 100A service that can't carry an air-source heat pump on top of existing load. Upgrading to 200A is typically the step that makes the National Grid/Mass Save heat-pump path workable.
Are standby generators common in Gloucester?
Yes. Cape Ann loses power in nor'easters and coastal storms, so permanent standby generators with automatic transfer switches are a frequent install. A licensed electrician sizes it to your panel and handles the permit.
Who inspects electrical work in Gloucester?
The city's Building/Inspectional Services Department issues the electrical permit, and the Gloucester wiring inspector inspects the work before it's energized. Your licensed electrician pulls the permit and schedules the inspection.

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