Electricity Cost Calculator

Estimate how much it costs to run any electrical appliance.

Power Consumption (Watts)

Usage per Day (Hours)

Electricity Rate ($/kWh)

Understanding Electricity Costs

Energy is measured in kilowatt-hours (kWh). The formula is: kWh = (Watts x Hours) / 1000. The average U.S. electricity rate is about $0.12/kWh, but rates vary by state from $0.08 to $0.30+.