How Much Does It Cost Per Mile to Run a Semi Truck?

In the world of commercial trucking, fuel economy and MPG are a major concern. With so many miles being logged every year, the cost of running a semi truck is significant. Knowing how much it costs per mile to run a semi truck can help fleet owners plan and budget more effectively.

The overall cost of running a semi truck can vary greatly depending on factors such as vehicle size, engine type, and fuel efficiency. However, most experts agree that the average cost per mile is around $1.50 to $2.00. This includes fuel costs, maintenance and repairs, insurance, registration fees and other expenses.

Fuel Costs

Fuel costs are one of the biggest expenses associated with running a semi truck. To calculate fuel costs per mile for your vehicle, you will need to know your vehicle’s MPG (miles per gallon). The average MPG for semi trucks varies widely depending on their size and engine type; but generally speaking it ranges from 4 to 8 mpg.

Maintenance and Repairs

Due to the large size and complexity of most semi trucks, maintenance and repairs can be expensive. It’s important to stay on top of regular maintenance tasks such as oil changes, tire rotations, brake pad replacements and other routine services in order to keep costs down.

Insurance & Registration

Insurance premiums for commercial trucks are typically higher than for other vehicles due to their large size and potential for accidents. Most states also require commercial trucks to have special registration fees which can add up over time.


The cost per mile for running a semi truck depends heavily on factors such as vehicle size, engine type, fuel efficiency and maintenance/repairs. However, most experts agree that it typically falls between $1.50-$2.00 per mile on average including all associated costs such as fuel expenses, insurance premiums, registration fees etc.

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Susan Delgado