How Much Does 500 kWh Cost in Idaho?

This usage-based electricity page estimates the energy-only cost of 500 kWh in Idaho using the latest statewide residential average rate.

Idaho average rate
11.74 ¢/kWh
Estimated 500 kWh cost
$58.70
U.S. average cost
$87.85

Key metrics

MetricValue
Idaho average rate11.74 ¢/kWh
Estimated 500 kWh cost$58.70
U.S. average cost$87.85

Compared to U.S. average

Idaho (500 kWh)
$58.70
U.S. (500 kWh)
$87.85
Difference
-$29.15

500 kWh in Idaho is less expensive by $29.15 compared to the U.S. average.

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Last dataset period: February 2026. Costs are energy-only estimates and exclude delivery charges, taxes, and fixed utility fees.

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