Updated April 29, 2026 - EIA Weekly Survey
Diesel Cost per Gallon in Indiana (2026)
$5.18/GAL
-0.41 vs US average ($5.59)Rank #18 of 50 statesPADD 2
Diesel Tax Breakdown
Federal diesel excise tax24.4c/gal
Indiana state diesel tax55.0c/gal
Total tax79.4c/gal
Tax as % of price1533%
Sources: Federation of Tax Administrators, EIA. Rates as of April 2026.
CALCULATE YOUR FUEL COST IN INDIANA
Use our trip calculator prefilled at $5.18/gal for Indiana.
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.