Mileage Deduction Calculator

Calculate the business mileage deduction or reimbursement from miles driven and the IRS rate.

Quick answer: Mileage Deduction Calculator: Calculate the business mileage deduction or reimbursement from miles driven and the IRS rate. Everything runs in your browser, so nothing you enter is uploaded or stored.

How to use Mileage Deduction Calculator

  1. Enter your values in the fields.
  2. The results update instantly as you type.
  3. Note or copy the numbers you need.

Features

How it works

Deduction = business miles x the IRS standard mileage rate.

Worked example

8,000 miles at 0.725 gives a 5,800 deduction. At a 24 percent rate that saves 1,392.

Good to know

Keep a mileage log with date, purpose and miles.

Frequently asked questions

What is the IRS mileage rate?

It is set each year. For 2026 business use it is 72.5 cents per mile (2025 was 70 cents). Confirm at irs.gov.

Can I deduct commuting?

No. Commuting between home and a regular workplace is not deductible.

Is the Mileage Deduction Calculator free?

Yes. It is free, needs no signup and works on any device.

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