Know Your Numbers: The Cost-Per-Mile Reality Every Owner-Operator Should Face This Quarter
Diesel is easing, but the rest of the truck got more expensive. ATRI's latest data shows exactly how thin the margin has become — and why the survivors are the ones who can recite their break-even cold.

Ask a struggling owner-operator what they earn and they'll tell you the rate per mile. Ask a profitable one and they'll tell you their cost per mile first. That difference is the whole game — and the latest numbers show how little room there is for error.
The number that matters: $2.26 a mile
According to the American Transportation Research Institute's most recent Operational Costs of Trucking analysis, the industry's average cost to run a truck was $2.26 per mile. Strip out fuel and the picture is uglier: marginal (non-fuel) costs rose 3.6% to $1.779 per mile — the highest ATRI has ever recorded. Cheaper diesel is masking the fact that everything else is at record cost.
Where the money goes, per mile:
- Fuel: ~48¢ (down 7¢ year over year)
- Truck & trailer payments: ~39¢ — a record high, up 8.3%
- Driver/owner benefits: ~19.7¢ — up 4.8%
- Insurance premiums: ~10.2¢ — a record high
- Plus repair & maintenance, tires, tolls, permits, and overhead
The margin is razor-thin
Here's the part that should stop you cold: ATRI found owner-operator contract rates slipped to about $2.09 a mile — below the $2.26 cost to operate. On roughly $155,000 of gross revenue, a typical owner-operator nets somewhere around $22,000 to $27,000 after expenses and taxes — only about 14–18% of gross.
Run the worksheet this quarter
- Add up fixed costs (truck payment, insurance, permits) and divide by your real monthly miles.
- Add variable costs (fuel, tires, R&M, tolls) per mile.
- That sum is your break-even. Every cent of rate above it is profit; every cent below it, you're paying to work.
- Then look past the truck. Benefits and protection — the stuff a 1099 job never gave you — are a cost line most O/Os ignore until they can't.
Fuel relief is nice. But the owner-operators who build something durable aren't waiting on the market — they know their number, they price above it, and they put the difference somewhere that works as hard as they do.
How one owner-operator bought his 4th truck in 5 years
His money move had nothing to do with freight rates — and everything to do with where he kept his cash.
Read the story →