Idaho Electricity Price Knowledge

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Freshness: Aging (84d)Quality: 90/100vv2geographic-state
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Machine-readable summary for Idaho electricity rates and ranking metrics.

Region: West

How This State Compares

State rate vs U.S. national average.

Electricity in Idaho costs 33.2% less than the national average.

State rate
11.74 ¢/kWh
National average
17.57 ¢/kWh
Difference: -5.83 ¢/kWhDifference: -33.2%Category: much lower than national average
Idaho vs U.S. averageIdaho vs U.S. average. ¢/kWh. Idaho: 11.74 ¢/kWh; U.S. average: 17.57 ¢/kWhIdaho11.74 ¢/kWhU.S. average17.57 ¢/kWh
¢/kWh

Key Insights

  • Electricity in Idaho costs 33% less than the national average.
  • Idaho ranks #50 among U.S. states for electricity prices.
  • Electricity in Idaho is among the 10 least expensive states.
  • Idaho has a value score of 100, indicating strong affordability and freshness.
  • Idaho shows an accelerating electricity price trend based on recent historical data.

Looking for a consumer-friendly cost estimate? See Electricity Cost in Idaho.

Rate trend

Trend (available history)

Idaho avg rate trendIdaho avg rate trend. Available history. Values: 12.25 ¢/kWh, 11.87 ¢/kWh
Available history

Momentum Signal

Directional historical signal, not a forecast.

Idaho shows an accelerating electricity price trend based on recent historical changes.

Signal: Accelerating12‑month change: +8.40%24‑month change: +2.95%

Where this state sits

Position relative to all states.

Avg rate (¢/kWh)
LowestHighest11.74 ¢/kWh
Value score
LowestHighest100
Affordability
LowestHighest100

Key Metrics

Avg rate (¢/kWh)
?Average residential electricity price in cents per kilowatt-hour for the state.
11.74¢/kWh↓
Example bill (1000 kWh)
?Estimated monthly bill at 1000 kWh using the state's average rate, excluding certain fees/taxes depending on dataset limits.
117.4$
Value score
?Composite score used to compare states based on price and stability. See methodology for calculation details.
100
Affordability
?Index reflecting electricity cost burden relative to typical usage assumptions used by the site.
100
Freshness
?Indicates how recent the underlying dataset is relative to build time.
Fresh

Compare with other states

Direct state-to-state electricity cost comparisons.

Summary

Shareable summary
Idaho electricity: 11.74 ¢/kWh
Example bill (1000 kWh): $117.4
Value score: 100 | Affordability: 100
Freshness: Fresh (as of 2026-03-09)
More: https://www.priceofelectricity.com/knowledge/state/idaho

All fields

Field-level stats and metadata.

Avg rate (¢/kWh)
?Average residential electricity price in cents per kilowatt-hour for the state.
11.74
Updated
February 2026
Value score
?Composite score used to compare states based on price and stability. See methodology for calculation details.
100
Affordability
?Index reflecting electricity cost burden relative to typical usage assumptions used by the site.
100
Freshness
?Indicates how recent the underlying dataset is relative to build time.
Fresh

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Compare with other states

Direct state-to-state comparisons.

Disclaimers

Related electricity pages