Electricians in San Mateo

Most electricians charge $80-$130/hour for standard work. Emergency and after-hours rates are higher. Panel upgrades typically run $2,000-$4,500. Always get 2-3 written quotes.

Yes — virtually all jurisdictions require electrical work to be done by a licensed electrician, and most require it to be inspected. Unlicensed work can void insurance and is a serious fire risk.

Sparking outlets, burning smells from walls or panels, exposed wires, a buzzing breaker panel, or complete power loss are emergencies. If you see sparks or smell burning, shut off the main breaker and call an electrician immediately.

If your home has a 60A or 100A panel and you're adding major appliances, an EV charger, or renovating, you likely need a 200A upgrade. Frequent breaker trips and flickering lights are signs your panel is overloaded.

In most areas, homeowners can do very minor work like replacing a light switch cover. Anything involving wiring, circuits, or panels must be done by a licensed electrician and inspected. DIY electrical work is a top cause of house fires.

An electrical safety inspection verifies that electrical work meets the applicable electrical safety code. Once it passes, you receive a certificate of inspection. Requirements, permit fees, and the issuing authority vary by jurisdiction — most permits and inspections cost $100-$300, and your electrician typically handles the application.