Avista Corp electricity rates in Washington, 2025
Avista Corp’s 247,159 residential customers paid an average of 14.16¢ per kWh in 2025, 8% above the Washington average of 13.17¢. The typical home used 916 kWh a month, for an average bill of $130.
- 14.16¢avg ¢/kWh (2025)+2.29¢ (+19.3%) vs 2024
- $130Avg monthly billWashington: $124
- 916 kWhAvg monthly useWashington: 945 kWh
- 247,159Residential customersFull-service utility
| Sector | Customers | Sales (MWh) | Revenue | ¢/kWh 2025 | ¢/kWh 2024 | Change |
|---|---|---|---|---|---|---|
| Residential | 247,159 | 2,718,096 | $384,862,100 | 14.16¢ | 11.87¢ | +2.29¢ (+19.3%) |
| Commercial | 27,317 | 2,174,566 | $311,033,600 | 14.30¢ | 12.77¢ | +1.53¢ (+12.0%) |
| Industrial | 805 | 1,213,968 | $98,797,700 | 8.14¢ | 7.80¢ | +0.34¢ (+4.3%) |
| All sectors | 275,281 | 6,106,630 | $794,693,400 | 13.01¢ | 11.46¢ | +1.55¢ (+13.6%) |
How Avista Corp compares
- Washington residential average, 2025: 13.17¢ per kWh, 945 kWh a month, $124 average bill. U.S. average: 17.23¢, 874 kWh, $151.
- Among 36 full-service utilities in Washington with at least 1,000 residential customers, Avista Corp ranks 30 of 36 from lowest to highest average price.
- Latest monthly figure: Washington homes paid 14.63¢ per kWh in August 2026 (preliminary), against 13.65¢ in August 2025. Summer months often run higher than the annual average.
- From 2024 to 2025 this average rose 19.3%; the state average rose 10.7%.
- Avista Corp is an investor-owned utility, a private company whose rates are set by the state utility commission. Balancing authority: AVA.
Where Avista Corp serves
EIA lists 9 Washington counties in its 2025 service territory: Adams, Asotin, Ferry, Grant, Lincoln, Pend Oreille, Spokane, Stevens, Whitman.
119 ZIP codes are matched to Avista Corp in NREL’s 2024 ZIP file: 98832, 98857, 99001, 99004, 99005, 99006, 99008, 99011, 99012, 99013, 99014, 99016, 99017, 99018, 99019, 99020, 99021, 99022, 99023, 99025, 99026, 99027, 99029, 99030, 99031, 99032, 99033, 99034, 99036, 99037, 99039, 99040, 99101, 99102, 99103, 99104, 99105, 99107, 99109, 99110, 99111, 99113, 99114, 99117, 99119, 99121, 99122, 99125, 99126, 99128, 99129, 99130, 99131, 99134, 99135, 99136, 99137, 99138, 99139, 99140, and 59 more. Utility boundaries do not follow ZIP lines, so a ZIP can have more than one provider.
Washington full-service utilities with similar rates
| Provider | ¢/kWh | Avg bill | Customers |
|---|---|---|---|
| PUD No 1 of Clallam County | 12.14¢ | $151 | 30,934 |
| PUD No 1 of Klickitat County | 12.55¢ | $140 | 11,977 |
| PUD No 1 of Grays Harbor County | 12.69¢ | $133 | 40,116 |
| PUD No 1 of Jefferson County | 13.86¢ | $137 | 18,750 |
| PacifiCorp | 14.33¢ | $167 | 114,998 |
| PUD No 3 of Mason County | 14.45¢ | $162 | 34,378 |
| City of Seattle (WA) | 14.74¢ | $87 | 472,309 |
| Columbia Rural Elec Assn, Inc | 15.59¢ | $175 | 4,466 |
Sources
- U.S. Energy Information Administration, Annual Electric Power Industry Report, Form EIA-861, 2025 final data (f8612025.zip, file dated October 7, 2026): Sales to Ultimate Customers, Average Monthly Bill and Service Territory tables.
- EIA Form EIA-861, 2024 final data (f8612024.zip, file dated December 4, 2025), for the 2024 comparison.
- EIA Electric Power Monthly, Table 5.6.A (average price by state, August 2026 and August 2025; 2026 values are preliminary), file dated October 22, 2026.
- National Renewable Energy Laboratory via OpenEI, U.S. Electric Utility Companies and Rates: Look-up by Zipcode (2024) (investor-owned and other utilities, files dated November 10, 2025), used only to match ZIP codes to utilities.
Average price = residential revenue ÷ residential kWh sold, as reported to EIA. It includes fixed monthly charges, taxes passed through in revenue and seasonal tiers, averaged over the year. Your own rate depends on your tariff and usage.