Mileage Deduction Calculator

For 2026, the IRS standard mileage rate for business use is 72.5¢ per mile. Multiply your business miles by that rate to get a deduction that reduces your net profit — and your self-employment and income tax with it. Enter your numbers to see the savings.

2026 mileage deduction

$5,800

8,000 miles × 72.5¢/mi IRS standard rate

Tax impact

Total tax without deduction $15,495
Total tax with deduction $14,158
Estimated tax savings $1,337

The standard mileage rate already bakes in gas, maintenance, insurance, and depreciation — you can't also deduct those separately for the same vehicle. If your actual vehicle costs run higher than the standard rate implies, the actual-expense method (tracking real costs × business-use %) may deduct more, but requires more detailed records.

Mileage deduction by state

The mileage rate is federal and the same nationwide, but your savings depend on your state's income tax. Jump to your state:

GigTaxTools provides estimates for planning purposes only and is not tax, legal, or accounting advice. Tax figures reflect 2026 federal and state rates as published and may not capture every deduction, credit, or local tax that applies to your situation. Consult a qualified tax professional before filing.

% © 2026 GigTaxTools. All calculations are estimates.