Mileage Reimbursement Calculator

Quick Answer

Last updated: 3 November 2026 ·How we calculate this: miles times the IRS standard mileage rate

How This Mileage Reimbursement Calculator Works

Enter the miles you drove and choose whether they are total miles or one way. Pick the purpose, business, medical, moving or charity, and the period, so the right IRS standard mileage rate is used. You can also enter your employer’s own rate. The calculator multiplies the miles by the rate, adds parking and tolls, and shows the amount at the other IRS rates for comparison.

How to Use the Mileage Reimbursement Calculator

1. Enter the miles driven.
2. Choose total or one-way miles.
3. Choose the purpose and the period, or enter a custom rate.
4. Add any parking and tolls.
5. Press Calculate and read the reimbursement.

Core Formulas

• Mileage amount: miles × rate (cents) ÷ 100
• Round trip: one-way miles × 2
• Total claim: mileage amount + parking + tolls
• Split year: miles before July 1 × first-half rate + miles after × second-half rate

Key Terms

• Standard mileage rate: the IRS cents-per-mile figure for using a vehicle.
• Reimbursement: money an employer pays back for work-related driving.
• Mileage log: a record of trips, dates, purposes and miles.
• Accountable plan: an employer plan that reimburses expenses with proper records.
• Actual expense method: deducting real vehicle costs instead of the standard rate.

Worked Example

In 2026 you drove 3,000 business miles from January to June and 2,000 from July to December.

• January to June: 3,000 × $0.725 = $2,175.00
• July to December: 2,000 × $0.76 = $1,520.00
• Total for 2026: $3,695.00

Real-Life Examples

• Employee expense report: 420 miles at 76 cents is $319.20.
• Self-employed records: track business miles for your tax return.
• Medical trips: 600 miles to appointments at 23.5 cents is $141.00.
• Volunteering: 900 charity miles at 14 cents is $126.00.

Standard Mileage Rate vs Actual Expenses

• Standard mileage rate: miles × the IRS rate. Simple to use and track.
• Actual expenses: the business share of gas, repairs, insurance and depreciation. More records needed.
• Choosing: IRS rules limit switching between methods, so check before you choose.

IRS Standard Mileage Rates

Source: IRS, Standard mileage rates.

Tips for Tracking Mileage

• Keep a log: record the date, place, purpose and miles of each trip.
• Commuting usually does not count: driving from home to your regular workplace is generally personal.
• Parking and tolls: for business trips, these are usually claimed in addition.
• Use the right period: 2026 rates changed on July 1.

A simple mileage log can be a notebook, a spreadsheet or a phone app. For each trip, write the date, where you went, why, the starting and ending odometer readings and the miles. Add the totals each month, then enter them here with the rate for that period. Good records make expense reports faster and help if you are ever asked to show your miles.

Common Mistakes to Avoid

• Using last year’s rate. Rates change, and 2026 changed mid-year.
• Counting commuting miles. Regular home-to-work driving is generally personal.
• Forgetting the return trip. Choose one way if you entered only the outbound miles.
• No records. Keep a mileage log for each trip.
• Using the business rate for medical or charity miles. Each purpose has its own rate.

Frequently Asked Questions

References & Sources