Distance between cities › USA › Maryland › McHenry, MD › Distance from McHenry to Harrison Book Hotels

Distance from McHenry, MD to Harrison, MT

Distance

1,974 mi

Time

1 day 11 hours

Gas Cost

$184 - $358

There are 1,690.33 miles from McHenry to Harrison in northwest direction and 1,974 miles (3,176.85 kilometers) by car, following the I-90 route.

McHenry and Harrison are 1 day 11 hours far apart, if you drive non-stop .

This is the fastest route from McHenry, MD to Harrison, MT.

Please note the time difference between McHenry, MD and Harrison, MT is 2 hours. The current time in McHenry is 3:40 pm and the current time in Harrison is 1:40 pm.

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Lowest Price Rental Cars in McHenry, MD

Planning on renting a car to go from McHenry, MD to Harrison, MT? Here there are some offers to rent a car in McHenry, MD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in McHenry »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 79.30 gallons of gas to cover the route between McHenry, MD and Harrison, MT.

The estimated cost of gas to go from McHenry to Harrison is $258.66.

During the route, an average car will release 1,553.56 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between McHenry, MD and Harrison, MT

If you want to meet halfway between McHenry, MD and Harrison, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.681182 and -94.60799, or 43º 40' 52.2552" N, 94º 36' 28.764" W. This location is 987.23 miles away from McHenry, MD and Harrison, MT and it would take approximately 17 hours 41 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Welcome, MN, situated 1,019 miles from McHenry, MD and 958 miles from Harrison, MT. It would take 19 hours 9 mins to go from McHenry to Welcome and 16 hours 20 mins to go from Harrison to Welcome.