How gas prices have changed in Mount Vernon in the last week

Stacker compiled statistics on gas prices in Mount Vernon-Anacortes, WA metro area using data from AAA. Gas prices are current as of July 6.

Mount Vernon by the numbers
- Gas current price: $4.71
--- Washington average: $5.03
- Week change: -$0.26 (-5.3%)
- Year change: +$0.48 (+11.3%)
- Historical expensive gas price: $5.68 (5/22/26)

- Diesel current price: $5.45
- Week change: -$0.43 (-7.3%)
- Year change: +$0.57 (+11.6%)
- Historical expensive diesel price: $6.80 (4/12/26)

Metros with the least expensive gas
#1. Lafayette, IN: $2.89
#2. Columbus, IN: $2.95
#3. Fort Wayne, IN: $2.95

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