Updated April 29, 2026 - EIA Weekly Survey
Diesel Cost per Gallon in Massachusetts (2026)
$5.69/GAL
+0.10 vs US average ($5.59)Rank #42 of 50 statesPADD 1
Diesel Tax Breakdown
Federal diesel excise tax24.4c/gal
Massachusetts state diesel tax24.0c/gal
Total tax48.4c/gal
Tax as % of price851%
Sources: Federation of Tax Administrators, EIA. Rates as of April 2026.
Nearby States Comparison
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Use our trip calculator prefilled at $5.69/gal for Massachusetts.
Sources: EIA Weekly On-Highway Diesel Fuel Survey, AAA Gas Prices (gasprices.aaa.com), Federation of Tax Administrators diesel tax table. Updated April 29, 2026. State prices are representative averages; actual pump prices vary by retailer and location.