Regular gasoline averaged $4.30 a gallon in Massachusetts in the week of October 5, 2026, −1.4¢ on the week and 5¢ below the US average. Weekly figures from the U.S. Energy Information Administration.
Massachusetts average, week of October 5, 2026
Regular$4.30/gal−1.4¢ vs last week+$1.32 vs a year ago
Midgrade$4.92/gal−0.7¢ vs last week+$1.35 vs a year ago
Premium$5.33/gal−1.2¢ vs last week+$1.42 vs a year ago
Diesel$6.48/gal−3.4¢ vs last week+$2.52 vs a year ago
Diesel: EIA has no Massachusetts figure, so this is the New England (PADD 1A) average.
US average regular: $4.35 (−11.1¢ on the week). Massachusetts is 5¢ below it.
Regular per gallon, last 52 weeks: Massachusetts vs USMassachusettsUS average
Source: U.S. Energy Information Administration (EIA), weekly retail gasoline and diesel prices, week of October 5, 2026. Prices include taxes and are averages of a survey of stations, published every Monday (Tuesday after a federal holiday); a single station near you can be well above or below them. Via the Roadscore API.