Trucking Cost Per Mile Calculator
Enter your monthly operating costs to find your real cost per mile — then see exactly how each category stacks up against the latest published industry averages from the American Transportation Research Institute (ATRI). Free, no signup.
Why Cost Per Mile Is the Most Important Number in Trucking
Gross revenue feels good to look at, but it doesn’t tell you whether you’re actually making money. Two owner-operators can both bring in $15,000 in a month and end up in completely different financial positions — one profitable, one losing money — depending entirely on their cost per mile. Until you know that number, you’re guessing at every rate you accept.
Your cost per mile is the baseline every load rate has to clear before you make a dollar. Quote below it long enough and you’re paying to drive — even if the truck never stops moving.
How to Calculate Your Trucking Cost Per Mile
The formula itself is simple: add up every cost of running your truck for a month — both fixed costs (truck payment, insurance) and variable costs (fuel, maintenance) — then divide by the total miles driven that month.
- Fixed costs — Truck/trailer payments, insurance, permits, and other expenses that stay roughly the same whether you drive 5,000 miles or 15,000 miles a month.
- Variable costs — Fuel, maintenance and repairs, tires, and tolls — these scale up and down with how much you actually drive.
Add both categories together, divide by miles driven, and you have a real, defensible number to compare against any rate a broker offers you.
What’s a Good Cost Per Mile for Owner-Operators?
According to ATRI’s most recent industry-wide data, the average cost of operating a Class 8 truck was $2.260 per mile in 2024. That figure blends every fleet size and sector together, so it’s a useful reference point — not a personal target. A small owner-operator fleet often runs higher than a 500-truck carrier simply due to buying power on insurance, fuel, and parts.
What matters more than matching the national average is knowing your own number cold, and making sure every rate you accept clears it with real margin left over — not just barely covering costs.
Frequently Asked Questions
Does cost per mile include driver pay?
Yes — if you pay a driver (rather than driving yourself), their wages are a real operating cost and belong in the calculation. If you’re an owner-operator driving your own truck, enter $0 for driver wages, since your “pay” is whatever’s left over as profit, not a fixed cost.
How often should I recalculate my cost per mile?
At minimum, every time a major cost changes — a new truck payment, an insurance renewal, a jump in fuel prices. Many owner-operators recalculate monthly just to stay current, since fuel costs alone can shift the number meaningfully from one month to the next.
What if my rate per mile is lower than my cost per mile?
That load is losing you money the moment you accept it, even if the truck is moving and revenue is coming in. It’s worth tracking how often this happens — if it’s a regular pattern rather than an occasional necessary load, it may be a sign to renegotiate rates, cut costs, or reconsider whether the current truck is still the right one for your operation.
Is this data accurate and current?
The industry benchmarks come directly from ATRI’s “An Analysis of the Operational Costs of Trucking” report, the trucking industry’s most-cited cost benchmarking study. Your own numbers are only as accurate as what you enter — the calculator does the math, but you control the inputs.
More Free Tools
Before you make a decision based on your numbers, a couple of other free tools on this site might help: decode a VIN to verify a truck’s real specs before buying, look up a trucking company to check a carrier’s safety rating and insurance status before doing business with them, break down just your fuel cost per mile on its own, use our Rate Calculator to find what to charge on a specific load, or check your remaining drive time with our HOS Calculator. And if your cost per mile is telling you it’s time to move on from your current truck, you can always get a free cash offer instead of waiting on a private buyer.