9.56¢
per kWh, 2025
[ Inland Power & Light Company / WA ]
Inland Power & Light Company electricity rates in Washington
NO RATE CASE ON FILE · DATA 2025
change in average rate, 2024→2025
+6.5%
vs 2024
42,351
residential customers
+13.7%
since 2020
What your bill becomes
Bill today
No change on file
Difference / month · / year
Estimated at Inland Power & Light Company's average effective residential rate (9.56¢/kWh, EIA, all charges included). Your tariff, fees and taxes differ.
Rate history 2015–2025
| Year | ¢/kWh | Change | Customers |
|---|---|---|---|
| 2015 | 7.80¢ | — | 34,099 |
| 2016 | 7.89¢ | +1.1% | 34,207 |
| 2017 | 7.90¢ | +0.1% | 35,592 |
| 2018 | 8.16¢ | +3.3% | 36,210 |
| 2019 | 8.56¢ | +4.9% | 37,273 |
| 2020 | 8.41¢ | −1.8% | 37,782 |
| 2021 | 6.80¢ | −19.1% | 38,927 |
| 2022 | 8.45¢ | +24.3% | 39,738 |
| 2023 | 8.63¢ | +2.1% | 40,607 |
| 2024 | 8.98¢ | +4.1% | 41,684 |
| 2025 | 9.56¢ | +6.5% | 42,351 |
How this compares
13.17¢
Washington average, 2025
−27.4%
Inland Power & Light Company vs WA 2025 average
−44.5%
vs US 2025 average
#29
priciest in WA
Serves 10 counties in Washington: Adams, Asotin, Columbia, Franklin, Garfield, Lincoln, Spokane, Stevens, Walla Walla, Whitman. 91 ZIP codes.
Questions
Is Inland Power & Light Company raising rates in 2026?
No rate case for Inland Power & Light Company is on file with the Washington Utilities and Transportation Commission in our tracker. Its average residential rate moved +6.5% from 2024 to 2025. We check the commission docket monthly.
What does Inland Power & Light Company charge per kWh?
Inland Power & Light Company's average effective residential rate was 9.56¢ per kWh in 2025 (EIA-861, revenue divided by sales, all charges included). Washington's 2025 average was 13.17¢.
How much have Inland Power & Light Company rates gone up in five years?
+13.7% between 2020 and 2025, against +43.4% for Washington as a whole over the latest five-year window.
How many customers does Inland Power & Light Company have in Washington?
42,351 residential customers in 2025, across 10 counties including Adams, Asotin, Columbia, according to the EIA-861 survey.
Where do these numbers come from?
Rates and customer counts are from the US Energy Information Administration's annual EIA-861 survey; rate-case facts are from the Washington Utilities and Transportation Commission docket linked on this page. Nothing here is a utility bill; use it to understand the direction and size of changes.
Sources
- EIA-861 Sales to Ultimate Customers, 2015–2025 (released 2026-10-07)
- EIA-861M monthly state averages through Jul 2026
- NREL utility-by-ZIP lookup (2024)