Kansas Gas Tax Calculator
2026Kansas charges 25.03¢ a gallon in state tax on gasoline and 27.03¢ on diesel in 2026, on top of the federal 18.4¢ and 24.4¢: 43.43¢ and 51.43¢ a gallon in all. Estimate your fuel costs.
By Konstantin Iakovlev · Updated October 19, 2026 · Methodology
Fuel Needed
1.0 gal
Trip Cost
$4.33
Annual Cost
$1,125.80
Fuel Cost Breakdown
| Total Distance | 30.0 miles |
| Fuel Needed | 1.00 gallons |
| One-Way Cost | $4.33 |
| Trip Cost | $4.33 |
| Weekly Cost | $21.65 |
| Monthly Cost | $93.82 |
| Annual Cost | $1,125.80 |
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
Kansas Gas Tax Overview
Kansas’s state tax on gasoline is 25.03¢ a gallon and 27.03¢ on diesel, the rate in force since July 1, 2003. That is the 35th-highest state gasoline tax of the 50 states and DC. No automatic adjustment.
With the federal 18.4¢, a gallon of gasoline carries 43.43¢ of per-gallon tax, so a 15-gallon fill-up includes about $6.51 of fuel tax whatever the pump price.
Kansas Fuel Taxes (2026)
| State Gasoline Tax | 25.03¢/gal |
| State Diesel Tax | 27.03¢/gal |
| Federal Excise Tax | 18.4¢ gasoline / 24.4¢ diesel |
| Total per Gallon | 43.43¢ gasoline / 51.43¢ diesel |
| How the State Rate Is Built | Gasoline: 24¢ excise + 1¢ environmental assurance fee + a small inspection fee. Diesel: 26¢ excise + the same two fees. |
Official Sources: