US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

Washington

Avista electricity rates

What homes pay Avista for electricity, from EIA.

Investor-owned utility, 249,026 homes in Washington. EIA lists it as Avista Corp.

Headlines

Average price
14.7¢ a kWh
Up 8.4% on a year ago
Average bill
$128 a month
Up 2.7% on a year ago
Average use
873 kWh
A month. Washington 928 kWh
Price rank in Washington
4 of 8
1 is the most expensive

Over the 12 months to August 2026, Avista homes paid 14.7¢ a kWh, against 14.2¢ across Washington.

Avista vs Washington

AvistaWashington
Average price, 12 months to August 202614.7¢14.2¢
Price in August 202614.9¢14.6¢
Average monthly bill, 12 months$128$132
Bill in August 2026$136$120
Average monthly use873 kWh928 kWh
Price change, past year+8.4%+12%
Price change since 2019+49%+46%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including August 2026

Source: EIA-861M monthly utility survey.