Electricity Cost Calculator for Idaho

A typical Idaho home pays about $114.30 a month for electricity, at the state average of 12.70 ¢/kWh. Enter your own monthly usage below to estimate your bill.

Idaho average rate
12.70 ¢/kWh
900 kWh estimate
$114.30
U.S. benchmark rate
19.32 ¢/kWh
Difference vs U.S. (900 kWh)
-$59.58

Key metrics

MetricValue
Idaho average rate12.70 ¢/kWh
900 kWh estimate$114.30
U.S. benchmark rate19.32 ¢/kWh
Difference vs U.S. (900 kWh)-$59.58

Idaho monthly bill context

Idaho rate
12.70 ¢/kWh
U.S. average rate
19.32 ¢/kWh
900 kWh in Idaho
$114.30
Average bill benchmark (900 kWh)
$114.30

Usage scenario calculator outputs

Monthly usageEstimated monthly costEstimated annual costDetails
500 kWh$63.50$762.00See 500 kWh details
1,000 kWh$127.00$1524.00See 1,000 kWh details
1,500 kWh$190.50$2286.00See 1,500 kWh details
2,000 kWh$254.00$3048.00See 2,000 kWh details

Calculator-to-bill interpretation

Change the usage amount to match your home. For a like-for-like comparison across states, the average-bill page holds every state at 900 kWh.

For statewide rates and the full breakdown, see Idaho electricity rates.

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State cost and bill pathways for Idaho

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Consumer electricity drivers

Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: April 2026. Estimates use the EIA all-in average residential rate — energy, delivery, fixed charges, and utility fees together, not just the electricity itself. Fees are inside the rate, not an extra on top; how your own bill splits fixed versus per-kWh charges varies by utility. For what's inside the all-in rate, see hidden electricity fees; for how rates and estimates are defined, see the methodology hub.

Disclaimers

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