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1 / 5#5. Salinas, CA
- Regular gas price: $6.51
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 September 28.
Portland, Maine by the numbers
- Gas current price: $4.42
--- Maine average: $4.43
- Week change: +$0.01 (+0.2%)
- Year change: +$1.32 (+42.6%)
- Historical expensive gas price: $5.09 (6/14/22)
- Diesel current price: $6.50
- Week change: +$0.01 (+0.2%)
- Year change: +$2.58 (+65.7%)
- Historical expensive diesel price: $6.50 (9/22/26)
Metros with the least expensive gas
#1. San Antonio, TX: $3.77
#2. Sherman-Denison, TX: $3.82
#3. Evansville, IN: $3.82
Read on to see which metros have the most expensive gas prices.
You may also like: How much does it cost to buy a house in Portland, Maine in 2026?
Christian Mueller // Shutterstock
2 / 5#4. San Francisco, CA
- Regular gas price: $6.56
jittawit21 // Shutterstock
3 / 5#3. San Luis Obispo-Atascadero-Paso Robles, CA
- Regular gas price: $6.57
Istvan Csak // Shutterstock
4 / 5#2. San Rafael, CA
- Regular gas price: $6.58
Elen Nika // Shutterstock
5 / 5#1. Santa Rosa, CA
- Regular gas price: $6.60
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