How gas prices have changed in Washington in the last week

Stacker compiled statistics on gas prices in Washington using data from AAA. Gas prices are as of October 2.

Washington by the numbers
- Gas current price: $5.49
- Week change: -$0.06 (-1.1%)
- Year change: +$0.96 (+21.1%)
- Historical expensive gas price: $5.79 (5/20/26)

- Diesel current price: $7.37
- Week change: -$0.09 (-1.2%)
- Year change: +$2.31 (+45.5%)
- Historical expensive diesel price: $7.47 (9/23/26)

Metros with most expensive gas in Washington
#1. Seattle-Bellevue-Everett: $5.67
#2. Bremerton: $5.57
#3. Tacoma: $5.53
#4. Walla Walla: $5.51
#5. Wenatchee: $5.43
#6. Olympia: $5.43
#7. Longview: $5.38
#8. Bellingham: $5.35
#9. Vancouver: $5.34
#10. Richland-Kennewick-Pasco: $5.33
#11. Mount Vernon-Anacortes: $5.30
#12. Yakima: $5.27
#13. Spokane: $5.20
#14. Clarkson: $5.05

States with the least expensive gas
#1. Indiana: $3.79
#2. Georgia: $3.91
#3. Texas: $3.94
#4. Louisiana: $3.96
#5. Tennessee: $3.96

Read on to see which states have the most expensive gas prices.