EV vs Gas Savings in Washington (2026)
Washington electricity averages 10.2¢/kWh and gas runs $4.02/gallon. Driving an EV 12,000 miles costs $350/year in fuel. A 30 MPG gas car costs $1608/year.
Annual savings
$1,258
per year
5-year savings
$6,290
fuel only
EV fuel/yr
$350
10.2¢/kWh
Gas fuel/yr
$1,608
$4.02/gal
Washington beats the national average
The national average EV fuel savings is $728/year. Washington comes in $530/year higher. Cheap electricity (10.2¢/kWh) plus high gas ($4.02/gal) is a strong combination.
Washington EV vs gas: the full cost breakdown
| EV | Gas car | |
|---|---|---|
| Fuel rate | 10.2¢/kWh | $4.02/gal |
| Efficiency | 3.5 mi/kWh | 30 MPG |
| Annual fuel cost (12,000 mi) | $350 | $1,608 |
| 5-year fuel cost | $1,750 | $8,040 |
| EV fuel savings | $1,258/yr · $6,290 over 5 years | |
12,000 mi/yr · 3.5 mi/kWh EV · 30 MPG gas car · 2026 EIA and GasBuddy data · home charging only
Electricity: 10.2¢/kWh
5.9¢ below the national average of 16.1¢/kWh. At this rate, charging a 75 kWh battery pack from empty costs $7.65.
Source: EIA 2026 residential rates
Gas: $4.02/gallon
$0.82 above the national average of $3.2/gal. Filling a 15-gallon tank costs $60.3 in Washington.
Source: GasBuddy 2026 state averages
More EV data for Washington