Enter a device’s wattage, how many hours a day it runs, and your local electricity rate, and this electricity cost calculator estimates what that device costs you daily, monthly, or annually. This is one of the most direct ways to see which appliances are actually driving your bill.
USA Electricity Cost Calculator
Calculate how much any appliance, device, or household gear adds to your power bill.
Cost & Energy Breakdown by Time Period
| Timeframe | Energy Used (kWh) | Total Cost ($) |
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Rates vary significantly by state and utility provider, so a national average won’t get you a useful number. Our full breakdown on what that appliance is really costing you explains how to find your actual rate and which appliances are worth checking first.
If you’re not sure what wattage to enter, our appliance wattage calculator provides typical ranges for common household devices.