Gray, ME Gas & Diesel Watch: AAA’s Portland metro averages jump (regular & diesel, July 23)

Gray ME Gas & Diesel Watch: AAA’s latest price check for the Portland metro shows both fuels up as of July 23, 2026—a practical proxy for Gray/Cumberland County drivers and businesses.

Regular gas: $4.057/gal as of July 23

For regular, AAA lists a Portland metro average of $4.057 per gallon (price as of July 23, 2026). That’s higher than $4.049 yesterday (July 22), $3.971 a week ago, and $3.061 a year ago.

Diesel: $5.508/gal as of July 23

AAA lists diesel at $5.508 per gallon (as of July 23). That’s higher than $5.504 yesterday (July 22), $5.435 a week ago, and $3.941 a year ago.

What higher diesel can mean locally

Because diesel typically runs through many local budgets—not just personal commuting—small daily changes can matter for:

• Delivery drivers and contractors running scheduled routes and service calls
• Farm and equipment operations that plan fuel timing around fieldwork
• Small service businesses with company vehicles and frequent trips

Bigger picture: EIA shows U.S. prices rose over the latest week

Nationally, EIA reports that U.S. weekly retail prices rose over the two most recent weeks it tracks: regular conventional gasoline went from $3.728/gal (week ending July 13) to $3.863/gal (week ending July 20). EIA also shows No. 2 diesel moving up from $4.796/gal to $5.134/gal over the same period.

Reader utility tip

AAA metro averages show the direction, but the high–low spread between nearby stations can still be meaningful. If you’re buying diesel for work or equipment, it’s worth checking prices before filling up.

What are you seeing? Share the highest and lowest pump prices you’re seeing right now in the Gray / Cumberland County area—tell us whether it was regular or diesel.

Sources

• AAA Fuel Prices (Maine) — Portland metro row with regular & diesel averages and comparisons
• EIA — Weekly U.S. Regular Conventional Retail Gasoline Prices (No. of weeks; values shown for 07/13/26 and 07/20/26)
• Maine Center for Workforce Research & Information (CWRI) — Defines Portland-South Portland as York, Cumberland, and Sagadahoc counties
• Town of Gray — Cumberland County page