Electricity Rate in Washington (2026): 14.95c/kWh Average
The EIA residential electricity price in Washington is 14.95 cents per kWh as of May 2026, 3.49c below the US average of 18.44c/kWh. The Washington commercial rate is 11.72c/kWh and the industrial rate is 7.24c/kWh (EIA Electric Power Monthly, Table 5.6.A).
Washington Electricity Rate: What You Need to Know
Washington electricity averages 14.95 cents per kWh for residential customers as of May 2026, according to the EIA Electric Power Monthly. This is 3.49c below the US average of 18.44c/kWh. The average monthly bill for Washington households is $124 based on typical usage of 948 kWh.
Washington has some of the cheapest electricity in the country - 14.95c/kWh (May 2026), well below the US average of 18.44c - thanks to the Columbia River hydroelectric system. Hydropower supplies roughly 63% of in-state generation, with natural gas near 16%, wind and the Columbia Generating Station nuclear plant around 8% each, and a small remaining coal share. Much of the low-cost power moves through the Bonneville Power Administration (BPA), the federal agency that markets output from the Columbia and Snake river dams to public utilities at wholesale. Washington is a regulated market with no residential retail choice, but what you pay depends heavily on your utility: Puget Sound Energy (PSE), an investor-owned utility serving the Seattle suburbs, leans more on natural gas and charges noticeably more (around 17-18c/kWh), while municipal Seattle City Light and the public utility districts (Snohomish PUD, Tacoma Power) buy more BPA hydro and charge closer to 11c/kWh. Rates have been climbing - Washington's residential average rose about 9.5% year over year as of May 2026 - with PSE granted roughly a 6% residential increase for 2026 on top of a larger 2025 hike, driven by Baker River hydro upgrades, new wind generation (Beaver Creek), wildfire mitigation, and higher BPA wholesale power costs.
Generation mix: Hydro 63%, natural gas 16%, nuclear 8%, wind 8%, coal 3%. The fuel mix is a primary driver of electricity rates - states with abundant hydro or nuclear tend to have lower rates, while states dependent on imported petroleum (Hawaii) or natural gas pay more.
Year-over-year change: Washington rates rose 9.5% year-over-year as of May 2026. This compares to the US average increase of 6.2% over the same period.
Regulated: You Cannot Switch Electricity Suppliers
Puget Sound Energy / Seattle City Light / PacifiCorp WA operates as the regulated utility in Washington. Retail electricity choice is not available for residential customers. Options for reducing your bill include: time-of-use rate optimization, energy efficiency upgrades, and rooftop solar.
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