How gas prices have changed in Boulder in the last week

Stacker compiled statistics on gas prices in Boulder-Longmont, CO metro area using data from AAA. Gas prices are current as of July 6.

Boulder by the numbers
- Gas current price: $3.65
--- Colorado average: $3.67
- Week change: -$0.02 (-0.6%)
- Year change: +$0.52 (+16.5%)
- Historical expensive gas price: $4.92 (6/23/22)

- Diesel current price: $4.23
- Week change: -$0.16 (-3.6%)
- Year change: +$0.79 (+23.0%)
- Historical expensive diesel price: $5.71 (5/19/26)

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.