Cost Per Mile to Operate a Truck in Maryland (2026)
What it actually costs owner-operators to run a semi-truck in Maryland — diesel, insurance, IFTA, and freight market notes for MD.
Diesel prices in Maryland
The average diesel price in Maryland is roughly $3.95/gal. For a truck running 8,000 miles/month at 6.5 MPG, that's about $4,862/month in fuel alone — or roughly $0.61/mile. Fuel is typically 30–40% of total cost per mile, so Maryland's diesel price has a major impact on whether a load is profitable.
Trucking insurance in Maryland
Maryland insurance averages $11,500–$15,000/yr. Annual premiums vary widely based on CDL history, equipment age, and operating radius.
MD IFTA and fuel taxes
Maryland IFTA fuel tax: 36.7¢/gal diesel. File quarterly and keep accurate trip mileage records by jurisdiction to stay compliant.
Freight market in Maryland
Port of Baltimore, DC-area distribution; tight clearances and tolls.
How to lower your cost per mile in Maryland
- Track diesel by region — refuel where the all-in price (pump + state tax) is lowest.
- Negotiate fuel surcharge into every contract using a clear formula tied to the DOE index.
- Reduce deadhead — a 20% deadhead ratio adds 25% to your effective cost per loaded mile.
- Run our Cost Per Mile Calculator monthly with real receipts, not estimates.