Idaho · Investor Owned

Idaho Power Co Electricity Rates

Average residential price, customers served and derived annual usage from EIA Form 861, 2024 release.

11.76¢
Avg residential price / kWh
525.8K
Residential customers
+1.1%
vs Idaho average
$1,292
Implied avg annual bill

Idaho Power Co charged an average of 11.76¢ per kWh to residential customers in 2024 - close to the Idaho average and far below the US average.

Idaho Power Co is investor owned - a shareholder-owned company whose retail rates are set through a state regulatory commission. Its reported average residential price is close to the Idaho customer-weighted average (+1.1%). Its customers used near the national residential norm at about 10,988 kWh a year each.

How this price compares

Ranked by price against the 14 utilities reporting residential rates in Idaho, Idaho Power Co comes 11th of 14. The state's range runs from Lower Valley Energy Inc at 7.23¢ to Sunnova at 24.58¢, so where a household sits inside Idaho depends far more on which utility serves it than on the statewide average alone.

Against the 2 other investor owned utilities reporting in Idaho, which averaged 11.86¢, Idaho Power Co is close to its own ownership class within the state (-0.9%).

All figures come from the 2024 release, so no comparison mixes vintages. The state figure is customer-weighted across 14 reporting utilities.

Where Idaho Power Co sits among Idaho utilities

2024 average residential price across the 14 utilities reporting a rate in Idaho

11.76¢/kWh 23rd affordability percentile More affordable than 23% of 13 other utilities

Idaho Power Co

average residential price, equal-width bands

Each bar spans 2¢/kWh. Taller bars contain more utilities; the dashed marker locates this utility. Hover, focus or tap a bar for its exact count and share.

Source EIA Form 861 · 2024

Idaho Power Co average residential price against three benchmarks, 2024
BenchmarkPrice / kWhDifference
Idaho Power Co 11.76¢ -
Idaho (customer-weighted, 14 utilities) 11.63¢ +1.1%
United States average 16.48¢ -28.6%
Investor Owned utilities nationally (183) 17.36¢ -32.3%

Rate against consumption: Idaho utilities

Each dot is one of the 14 Idaho utilities reporting both a residential price and residential sales in 2024, placed by its rank percentile within that group rather than its raw value, so one very large utility cannot flatten the rest. Bubble size follows customers served, rank-scaled so a utility with millions of customers cannot swamp the rest. Idaho Power Co is highlighted. In Idaho the cheapest rate and the smallest implied annual bill happen to belong to the same utility, Lower Valley Energy Inc; across the country they usually do not. 2×2 strategic matrix plotting 14 entities by Price rank percentile (100 = most expensive in state) (X) and Consumption rank percentile (100 = heaviest use) (Y), with a crosshair dividing the plot into four quadrants. Costly rate, heavy useCheaper rate, heavy useCostly rate, light useCheaper rate, light use -50050100150 -50050100150 Price rank percentile (100 = most expensive in state) Consumption rank percentile (100 = heaviest use)
Each dot is one of the 14 Idaho utilities reporting both a residential price and residential sales in 2024, placed by its rank percentile within that group rather than its raw value, so one very large utility cannot flatten the rest. Bubble size follows customers served, rank-scaled so a utility with millions of customers cannot swamp the rest. Idaho Power Co is highlighted. In Idaho the cheapest rate and the smallest implied annual bill happen to belong to the same utility, Lower Valley Energy Inc; across the country they usually do not.

Scale and consumption

Idaho Power Co reported 525.8K residential customers, ranking 1st of 14 utilities in Idaho by customers served and covering 63.1% of the state's reported residential customers.

Dividing reported residential sales by customers served gives about 10,988 kWh per customer per year - near the national residential norm, implying a typical annual bill near $1,292.

Within Idaho the median reporting utility sells about 13,569 kWh per customer, so Idaho Power Co customers use -19.0% against their own state's middle. Consumption this light usually tracks denser housing, gas heating or a milder service territory, which softens the bill impact of a high per-kWh price.

Every utility reporting in Idaho

All 14 utilities reporting bundled residential service in Idaho, largest first, with Idaho Power Co marked. The named companies either side of it are the ones a household in this state might otherwise be served by.

Residential utilities in Idaho, 2024, ranked by customers served
Utility Ownership Customers Avg ¢/kWh
Idaho Power Co (this page) Investor Owned 525.8K 11.76¢
Avista Corp Investor Owned 128.2K 11.62¢
PacifiCorp Investor Owned 74.2K 12.11¢
Kootenai Electric Cooperative Cooperative 30.4K 12.21¢
City of Idaho Falls - (ID) Municipal 28.1K 9.25¢
Northern Lights, Inc Cooperative 18.5K 11.49¢
Fall River Rural Elec Coop Inc Cooperative 15.4K 11.11¢
United Electric Co-op, Inc - (ID) Cooperative 5.1K 7.89¢
Salmon River Electric Coop Inc Cooperative 2.4K 9.00¢
Inland Power & Light Company Cooperative 2.1K 8.92¢
Lower Valley Energy Inc Cooperative 1.6K 7.23¢
Raft Rural Elec Coop Inc Cooperative 1.4K 9.18¢
Missoula Electric Coop, Inc Cooperative 46 10.00¢
Sunnova Behind the Meter 5 24.58¢

For generation mix and price history statewide, see electricity rates in Idaho.

Common questions about Idaho Power Co rates

How much does Idaho Power Co charge per kWh?
Idaho Power Co reported an average residential price of 11.76¢ per kWh across its bundled residential customers in the 2024 EIA Form 861 release. That is an annual average across all its residential customers, not a rate schedule, so an individual bill depends on the tariff, usage pattern and season.
Is Idaho Power Co expensive compared with the rest of Idaho?
Its average residential price is close to the Idaho customer-weighted average of 11.63¢ per kWh, a difference of +1.1%. The state figure is weighted by customers across the 14 utilities reporting residential service in Idaho.
What is the average electricity bill for Idaho Power Co customers?
Dividing reported residential sales by residential customers gives about 10,988 kWh per customer per year. At the reported average price that implies roughly $1,292 a year, or about $108 a month. This is RateWatt's arithmetic on two EIA columns, not a figure EIA publishes.
Who owns Idaho Power Co?
EIA classifies Idaho Power Co as Investor Owned, a shareholder-owned company whose retail rates are set through a state regulatory commission. Nationally, Investor Owned utilities averaged 17.36¢ per kWh in the 2024 release.

What this page does and does not tell you

  • An average across bundled residential customers for the year, revenue divided by sales, not a rate schedule.
  • Form 861 presence is not evidence of availability at an address or of customer choice.

See our methodology, why energy prices vary and understanding rate structures.

Source: U.S. Energy Information Administration (EIA), Form 861 annual electric power industry report, 2024 release. Retrieved and formatted by RateWatt.

Disclaimer: This information is provided for informational purposes only and does not constitute professional or financial advice. Data is sourced from the U.S. Energy Information Administration (EIA). Rates change and averages do not describe any individual account. Consult your utility or a qualified professional before making decisions based on this data.

Every figure on RateWatt is rendered directly from official U.S. Energy Information Administration (EIA) data, no number is typed in by an editor. Average price, customers and sales are reported by EIA Form 861 (2024). Per-customer annual usage, the implied annual bill, the customer-weighted state average and every percentage difference are RateWatt's arithmetic on those reported columns. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2025.