·9 min read

How to Track Mileage for Taxes: The 2026 Step-by-Step Guide

Tracking mileage is the single highest-ROI habit for any 1099 worker — at 70¢/mile in 2026, one untracked hour on the road can cost you $30 in real tax savings. This guide covers exactly how to track mileage the way the IRS wants to see it, which apps to use, and what to do if you have missed months already. Then estimate your deduction with our [business mileage deduction calculator](https://gigmytax.com/calculators/business-mileage-deduction).

Why the IRS cares so much about mileage logs

Mileage is the largest single deduction on most gig-worker Schedule Cs — often $8,000–$15,000. That size means it is the #1 audit target for 1099 filers. Auditors do not disallow mileage because it did not happen; they disallow it because you cannot prove it happened contemporaneously.

The IRS 'contemporaneous' rule (Publication 463)

A log created at or near the time of each trip is contemporaneous. A spreadsheet built in April from bank statements is not. GPS-based mileage apps that timestamp each drive automatically satisfy the contemporaneous rule — that's why they exist.

The four data points every trip needs

(1) **Date** of the trip. (2) **Business purpose** (e.g. 'DoorDash delivery,' 'client meeting with Acme Corp'). (3) **Miles driven** (or starting/ending odometer). (4) **Destination or starting/ending location**. Miss any one of the four and the IRS can invalidate that entry — and by extension the pattern of your log.

Best mileage tracking apps for 2026

**Stride** — free, GPS-based, purpose-built for gig workers, integrates with tax filing. **Everlance** — free tier + paid, best auto-detection, IRS-compliant PDF export. **MileIQ** — subscription only, cleanest swipe UI, owned by Microsoft. **Hurdlr** — full bookkeeping + mileage, best if you also track income/expenses. **TripLog** — most detail, best for W-2 employees seeking reimbursement. Any of these beats a paper log 10:1 on audit defense.

How to set up an app correctly

Install before your next shift. Turn on **auto-tracking** and grant background location + motion permissions (iOS: 'Always'; Android: 'Allow all the time'). Set your work purpose default (e.g. 'Rideshare' or 'Delivery'). At the end of each shift, swipe personal drives left and business drives right — takes 30 seconds. Once a month, export the PDF and save it to Google Drive or Dropbox as a backup.

What counts as a business mile for gig workers

Every mile from the moment you accept a delivery/ride until drop-off; driving between deliveries while online; driving to a hot zone once logged in; multi-app miles (once, not double-counted); business errands during a shift (fueling, car wash). NOT: the first drive from home to your first pickup (commuting), the last drive home, or any drive while offline.

Home office exception — commuting becomes deductible

If you claim a qualifying home office as your principal place of business on Form 8829, your commute is zero — meaning the drive from home to your first pickup IS deductible. For most gig workers this adds 1,000–3,000 extra deductible miles per year. See our [home office deduction guide](https://gigmytax.com/blog/home-office-deduction-guide) for the full requirements.

What to do if you missed months already

You cannot legally invent miles you did not drive, but you can reconstruct trips from: platform trip history (Uber, DoorDash, Instacart all show past deliveries with distances), Google Maps timeline (settings.google.com/timeline — needs to have been enabled), bank/card statements for gas purchases (rough proxy), and calendar entries for client meetings. Document your reconstruction methodology in a written note attached to the log — auditors accept reasonable reconstructions when the methodology is transparent.

Backup and retention rules

Keep mileage logs for **at least 3 years** after the return is filed (the standard IRS audit window), and **7 years** if you claimed depreciation on the vehicle. Store two copies: the live app + monthly PDF export to cloud storage. If the app disappears or your phone dies mid-year without a backup, you have functionally lost the deduction.

Common tracking mistakes that trigger audits

Miles that vastly exceed vehicle service records (an oil change at 8,000 miles/year vs. a claimed 30,000 business miles). Round-number logs (every trip exactly 10 miles). Miles claimed on days the platform shows you were offline. Log gaps of weeks with 'estimated' entries. Missing Part IV of Schedule C. Any of these can escalate a routine matching notice into a full correspondence audit.

Bottom line

Install Stride or Everlance today, turn on auto-tracking, and never think about it again — the app does 95% of the work. Combined with a monthly PDF export, that habit alone protects the largest deduction on your return. Then plug your total business miles into our [mileage deduction calculator](https://gigmytax.com/calculators/business-mileage-deduction) to see what you'll save.

Frequently asked questions

+What is the best free app to track mileage for taxes?

Stride is the top free option for gig workers — GPS auto-tracking, IRS-compliant export, and integrates with tax filing. Everlance's free tier is a close second and has better auto-detection accuracy.

+Does the IRS accept mileage app records?

Yes. GPS-based mileage apps that timestamp each trip contemporaneously satisfy IRS Publication 463's recordkeeping requirements. Export a PDF at year-end and store the raw app data as backup.

+Can I use my Uber or DoorDash app history as my mileage log?

Only partially. Platform history shows online/active-batch miles but misses driving between batches, to a hot zone, and multi-app miles. Use it as a cross-check, not the sole log — a dedicated mileage app will capture 20–40% more deductible miles.

+How do I prove business miles if I forgot to track them?

Reconstruct using platform trip history, Google Maps timeline (if enabled), gas receipts, and calendar entries. Document your methodology in writing and attach to the log. IRS auditors accept reasonable reconstructions when the methodology is transparent, though the deduction may be reduced.

+How long do I need to keep my mileage log?

At least 3 years after filing the return, or 7 years if you claimed depreciation on the vehicle. Keep both a live app record and a monthly PDF backup in cloud storage.

Related calculators

Related guides