Tax Mileage Calculator 2025. At the end of last year, the internal revenue service published the new mileage rates for 2025. Input your data into our mileage tax calculator today to calculate your mileage allowance.

The 2025 irs mileage rates have been set at 67 cents per mile to accommodate the economic changes over the past year. 1, 2025, the standard mileage rates for the use of a car (also vans, pickups or panel trucks) will be: