How much does it cost to charge an EV in Washington?

Washington's average residential electricity rate is 14.2¢/kWh over the 12 months to August 2026, 21% below the U.S. average of 18.0¢/kWh, and the 1st cheapest of the 5 states covered. The 12-month average is up 11.9% year over year.

Charging the EVs we track here costs from $3.45 per 100 miles (Tesla Model 3) to $6.09 (Rivian R1S), or $35 to $62 a month at 1,016 miles.

Regular gasoline averaged $4.70 a gallon (EIA Washington series), 30% above the U.S. average.

EVs ranked by cost to charge in Washington

#EVkWh/100 miFull chargePer 100 miPer monthvs gas / yr
1Tesla Model 32026 Standard RWD24.3$11.07$3.45$35−$1,369
2Tesla Model Y2026 Long Range AWD27.5$12.76$3.90$40−$1,433
3Nissan Leaf2026 75 kWh (18-in steel wheels)27.8$11.97$3.95$40−$1,366
4Hyundai Ioniq 52027 Standard Range29.0$10.09$4.12$42−$1,543
5Chevrolet Equinox EV2027 FWD31.1$14.07$4.41$45−$1,583
6Ford Mustang Mach-E2026 RWD31.4$11.60$4.46$45−$1,365
7Honda Prologue2026 FWD32.5$14.23$4.62$47−$2,164
8Cadillac Lyriq2027 RWD (11 kW charger)36.8$17.04$5.23$53−$2,022
9Kia EV92026 Standard Range RWD38.0$12.41$5.39$55−$1,945
10Rivian R1S2026 Dual Standard (20-in)42.9$15.70$6.09$62−$1,713

At 14.2¢/kWh, 1,016 mi/month. "vs gas" compares each EV with a comparable gas vehicle (see each page); − means the EV costs less.

Washington electricity price trend

Residential electricity price, Washington vs U.S. average (¢/kWh, monthly)
Monthly residential electricity price in Washington and the U.S.Washington: 12.4¢/kWh in September 2024 to 14.6¢/kWh in August 2026.U.S.: 16.8¢/kWh to 18.2¢/kWh.10¢13¢16¢19¢Sep 2024Aug 2025Aug 2026Washington 14.6¢U.S. 18.2¢ September 2024: Washington 12.4¢/kWh , U.S. 16.8¢/kWh October 2024: Washington 12.5¢/kWh , U.S. 17.1¢/kWh November 2024: Washington 12.4¢/kWh , U.S. 16.9¢/kWh December 2024: Washington 11.8¢/kWh , U.S. 16.3¢/kWh January 2025: Washington 11.8¢/kWh , U.S. 15.9¢/kWh February 2025: Washington 12.5¢/kWh , U.S. 16.4¢/kWh March 2025: Washington 12.6¢/kWh , U.S. 17.0¢/kWh April 2025: Washington 13.0¢/kWh , U.S. 17.2¢/kWh May 2025: Washington 13.7¢/kWh , U.S. 17.3¢/kWh June 2025: Washington 13.6¢/kWh , U.S. 17.4¢/kWh July 2025: Washington 13.5¢/kWh , U.S. 17.4¢/kWh August 2025: Washington 13.7¢/kWh , U.S. 17.6¢/kWh September 2025: Washington 13.8¢/kWh , U.S. 18.1¢/kWh October 2025: Washington 14.1¢/kWh , U.S. 17.9¢/kWh November 2025: Washington 13.9¢/kWh , U.S. 17.8¢/kWh December 2025: Washington 13.3¢/kWh , U.S. 17.1¢/kWh January 2026: Washington 13.8¢/kWh , U.S. 17.4¢/kWh February 2026: Washington 14.1¢/kWh , U.S. 17.6¢/kWh March 2026: Washington 14.4¢/kWh , U.S. 18.6¢/kWh April 2026: Washington 14.4¢/kWh , U.S. 18.9¢/kWh May 2026: Washington 14.9¢/kWh , U.S. 18.4¢/kWh June 2026: Washington 14.9¢/kWh , U.S. 18.4¢/kWh July 2026: Washington 14.7¢/kWh , U.S. 18.3¢/kWh August 2026: Washington 14.6¢/kWh , U.S. 18.2¢/kWh
Show monthly data
MonthWashingtonU.S.
Aug 202614.6¢/kWh18.2¢/kWh
Jul 202614.7¢/kWh18.3¢/kWh
Jun 202614.9¢/kWh18.4¢/kWh
May 202614.9¢/kWh18.4¢/kWh
Apr 202614.4¢/kWh18.9¢/kWh
Mar 202614.4¢/kWh18.6¢/kWh
Feb 202614.1¢/kWh17.6¢/kWh
Jan 202613.8¢/kWh17.4¢/kWh
Dec 202513.3¢/kWh17.1¢/kWh
Nov 202513.9¢/kWh17.8¢/kWh
Oct 202514.1¢/kWh17.9¢/kWh
Sep 202513.8¢/kWh18.1¢/kWh
Aug 202513.7¢/kWh17.6¢/kWh
Jul 202513.5¢/kWh17.4¢/kWh
Jun 202513.6¢/kWh17.4¢/kWh
May 202513.7¢/kWh17.3¢/kWh
Apr 202513.0¢/kWh17.2¢/kWh
Mar 202512.6¢/kWh17.0¢/kWh
Feb 202512.5¢/kWh16.4¢/kWh
Jan 202511.8¢/kWh15.9¢/kWh
Dec 202411.8¢/kWh16.3¢/kWh
Nov 202412.4¢/kWh16.9¢/kWh
Oct 202412.5¢/kWh17.1¢/kWh
Sep 202412.4¢/kWh16.8¢/kWh