How much does it cost to charge a Tesla Model Y in Washington?

Washington's 12-month average rate, 14.2¢/kWh, is 21% below the U.S. average of 18.0¢/kWh, which saves $1.06 per 100 miles compared with the national rate.

Rates in Washington are rising quickly: the latest 12-month average is 11.9% higher than in the 12 months before, adding $50 a year to the cost of charging the Tesla Model Y.

Over the last 24 months Washington was cheapest in winter and most expensive in spring: January 2025 at 11.8¢/kWh and May 2026 at 14.9¢/kWh, which moves the Tesla Model Y's monthly charging cost between $33 and $42. The latest published month, August 2026, came in at 14.6¢/kWh, 3% above the 12-month average.

Of the 5 states covered so far, Washington is the cheapest place to charge the Tesla Model Y; California is the most expensive at $8.89 per 100 miles.

Among the 10 EVs on OutletBill, the Tesla Model Y is the 2nd cheapest to charge per mile in Washington. The cheapest is the Tesla Model 3 at $3.45 per 100 miles; the most expensive is the Rivian R1S at $6.09.

Of the 5 small SUVs on OutletBill, the Tesla Model Y is the cheapest to charge in Washington, $0.21 per 100 miles less than the Hyundai Ioniq 5.

At 27.5 kWh per 100 miles, the 2026 Tesla Model Y Long Range AWD is among the most efficient EVs EPA has rated for 2026: it uses less energy than 93% of the 321 2026 EV versions tested.

The 2026 Model Y Long Range AWD uses 5% less energy than the 2025 version (27.5 vs 28.8 kWh per 100 miles) and has more range (327 vs 311 miles): $22 a year less to charge in Washington.

Across all 6 trims of the 2026 Model Y, cost per 100 miles in Washington ranges from $3.46 for the Standard RWD (18-in wheels) to $4.54 for the Performance AWD, a difference of $132 a year at 1,016 miles a month.

EPA estimates 8 hours to charge the Model Y Long Range AWD from empty on a 240-volt Level 2 home charger, short enough to finish overnight. At 1,016 miles a month (about 33 miles a day), a day's driving takes roughly 50 minutes on a Level 2 charger.

Electricity would have to cost more than 56.9¢/kWh, 4.0 times Washington's rate, before the Tesla Model Y cost more per mile than the 2027 Honda CR-V FWD. Put the other way, gas would have to fall below $1.17 a gallon.

Gas costs use EIA's Washington retail average for regular gasoline ($4.70 a gallon over the same 12 months, 30% above the U.S. average of $3.61) and the 2027 Honda CR-V FWD's EPA rating of 30 mpg combined.