How gas prices have changed in Portland, Maine in the last week

Stacker compiled statistics on gas prices in Portland, ME metro area using data from AAA. Gas prices are current as of March 23.

Portland, Maine by the numbers
- Gas current price: $3.79
--- Maine average: $3.80
- Week change: +$0.21 (+5.8%)
- Year change: +$0.80 (+26.6%)
- Historical expensive gas price: $5.09 (6/14/22)

- Diesel current price: $5.61
- Week change: +$0.39 (+7.4%)
- Year change: +$1.64 (+41.2%)
- Historical expensive diesel price: $6.43 (5/18/22)

Metros with the least expensive gas
#1. Sioux City (IA only), IA: $3.10
#2. Lawton, OK: $3.10
#3. Joplin, MO: $3.16

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