Mississippi Gas Tax
What Mississippi and the federal government charge per gallon of gasoline, from U.S. Energy Information Administration data as of July 2026.
What makes up Mississippi’s 42.8¢
| Mississippi state excise tax | 24.0¢ |
| Other Mississippi taxes & fees sales/use taxes, inspection and environmental fees | 0.4¢ |
| Total Mississippi state tax | 24.4¢ |
| Federal excise + LUST fee 18.3¢ excise + 0.1¢ LUST, unchanged since 1993 | 18.4¢ |
| Combined state + federal | 42.8¢ |
Seawall Tax: $0.0300/gal (gasoline only) in effect in Harrison, Hancock, and Jackson Counties. Environmental Protection Fee: $0.0040/gal. Underground Storage Tank fee: $150 per tank per year.
How much of a gallon in Mississippi is tax
Mississippi gasoline currently averages $3.87 a gallon. Against that, the 42.8¢ of combined state and federal tax is about 11.1% of what a driver pays — with local taxes, where they apply, on top.
Tax rate from EIA as of July 2026; pump price is the current EIA weekly average. The two are published on different schedules, so the share moves as prices move even when the tax does not.
Mississippi vs. the other 50 states
Mississippi’s state gas tax of 24.4¢ is 9.4¢ below the 33.8¢ average across 50 states and D.C. — the 38th-highest, or equivalently the 14th-lowest.
Mississippi gas tax, answered
- What is the gas tax in Mississippi?
- Mississippi charges 24.4¢ per gallon in state gasoline taxes — 24.0¢ of state excise tax plus 0.4¢ in other state taxes and fees. Adding the 18.4¢ federal tax brings the total to 42.8¢ per gallon, according to U.S. Energy Information Administration data as of July 2026. These are state and federal taxes only and exclude county and local taxes.
- How does Mississippi's gas tax compare to other states?
- Mississippi's state gasoline tax of 24.4¢ per gallon ranks 38th-highest of the 50 states and D.C. that EIA lists, against an average of 33.8¢. The highest is California at 73.6¢ and the lowest is Alaska at 8.9¢.
- What is the federal gas tax in Mississippi?
- The federal gasoline tax is 18.4¢ per gallon in Mississippi, the same as in every other state — 18.3¢ of excise tax plus a 0.1¢ Leaking Underground Storage Tank fee. It has been unchanged since 1993.
- How much of the price of gas in Mississippi is tax?
- With Mississippi gasoline averaging $3.87 per gallon, the 42.8¢ of combined state and federal tax is about 11.1% of the pump price. Local taxes, where they apply, are on top of that.
- Does Mississippi charge local gas taxes too?
- Yes — EIA flags Mississippi as a state where local option taxes are allowed, so some counties and cities add their own tax on top of the 24.4¢ state rate. EIA's table covers state taxes of general application and excludes county and local taxes, so a driver in some Mississippi cities pays more than the figure shown here.
Related to Mississippi gas tax
Tax rates from the U.S. Energy Information Administration, “Federal and state motor fuels taxes”, edition July 2026 (revised August 2026) (as of July 2026), published on EIA’s Petroleum Marketing Monthly page and reissued each January and July. EIA lists taxes “of general application … exclusive of county and local taxes”; rates are for gasoline.