A home electrical inspection is a thorough evaluation of your home’s wiring, panel, outlets, switches, grounding system, and major electrical components by a licensed electrician. The goal is to identify safety hazards, code violations, deteriorated components, and capacity issues before they cause a fire, shock, or system failure. Most homeowners encounter electrical inspections when buying or selling a house, but regular inspections — even in a home you’ve owned for years — are a smart safety practice that can catch problems invisible to the average homeowner.

What a Home Electrical Inspection Covers

A licensed electrician performing a residential inspection will evaluate the system from the service entrance through the panel and out to every accessible circuit. The scope typically includes:

  • Service entrance and meter base — condition of the weatherhead, service conductors, and utility connection point
  • Electrical panel — panel condition, breaker sizing, double-tapping (two wires on a single breaker terminal, a common code violation), proper labeling, and available capacity
  • Branch circuit wiring — visible wiring in attic, basement, crawl space, and garage for signs of damage, improper splices, missing junction box covers, or outdated wiring types
  • Outlets and switches — presence of GFCI protection where required (kitchens, bathrooms, garages, exterior), AFCI protection in bedrooms, proper grounding, and physical condition
  • Smoke and CO detector placement — adequacy and operability of life-safety devices
  • Grounding and bonding — proper grounding of the panel and bonding of metal systems (water pipes, gas lines) to prevent shock hazards

How Often Should You Have an Electrical Inspection?

The National Electrical Code and most electricians recommend a professional inspection every ten years for occupied homes, and every five years for homes over 40 years old. Beyond those baselines, there are specific triggers that should prompt an inspection regardless of when the last one occurred:

Purchase or sale of a home is the most common trigger — buyers should always have the electrical system independently evaluated, separate from a general home inspection. General home inspectors are trained to spot visible issues but aren’t always equipped to assess electrical systems at the depth a licensed electrician can. In Denver’s competitive real estate market, skipping the electrical evaluation on a 1950s or 1960s home is a significant risk given how many older homes in established neighborhoods still have original wiring.

Warning Signs That Call for an Immediate Inspection

Don’t wait for a scheduled inspection interval if you notice any of the following in your Denver-area home:

Breakers that trip repeatedly on the same circuit, flickering or dimming lights (especially when appliances start), outlets or switch plates that are warm to the touch, a burning smell from outlets or the panel, outlets that spark when you plug something in, or visible scorch marks near receptacles all indicate a problem that needs professional attention without delay. These are not minor annoyances — they are common precursors to electrical fires.

Older Wiring Types Found in Denver Homes

Denver’s established neighborhoods — Washington Park, Park Hill, Sunnyside, Capitol Hill, Baker, and others — contain substantial housing stock from the 1920s through 1960s. These homes may have knob-and-tube wiring (pre-1950), early aluminum branch-circuit wiring (1960s–1970s), or panels with outdated fuse technology. None of these automatically means the home is unsafe, but they warrant professional evaluation and often targeted upgrades. Many homeowner’s insurance companies in Colorado now require documentation of wiring type and panel condition before issuing or renewing policies on older homes.

What to Expect From the Inspection Process

A thorough home electrical inspection typically takes two to four hours depending on home size and accessibility. The electrician will walk you through any findings, explain what’s a code violation versus what’s a safety concern versus what’s an older installation that’s functioning but not to current standards. You’ll receive a written report you can use for insurance documentation, real estate negotiations, or as a roadmap for prioritized repairs.

Done’s licensed electricians provide home electrical inspections throughout the Denver metro. If your home is due for an evaluation — or if you’ve noticed any warning signs — reach out through our panels and wiring page or our smart home and safety services page to schedule an assessment.