Washington Gas Prices
Average price per gallon in Washington, updated 9/5/26 from AAA. Regular is currently $5.50/gal — $1.35 above the national average of $4.15.
Regular
$5.50
Mid-grade
$5.75
Premium
$6.01
Diesel
$6.87
Regular, change:▲ +$0.02 today▲ +$0.21 wk▲ +$0.36 mo
Regular — recent trend (92 days)
$5.63$4.98
Cheapest metros in Washington
| Metro | Regular | Diesel |
|---|---|---|
| Clarkson | $5.26 | $6.00 |
| Mount Vernon-Anacortes | $5.28 | $6.64 |
| Spokane | $5.32 | $6.90 |
| Bellingham | $5.34 | $6.53 |
| Yakima | $5.35 | $6.84 |
| Richland-Kennewick-Pasco | $5.38 | $7.03 |