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

Distance from McHenry, MD to Cairo, OH

Distance

338 mi

Time

6 hours 49 mins

Gas Cost

$31 - $61

There are 265.34 miles from McHenry to Cairo in northwest direction and 338 miles (543.96 kilometers) by car, following the I-79 route.

McHenry and Cairo are 6 hours 49 mins far apart, if you drive non-stop .

This is the fastest route from McHenry, MD to Cairo, OH.

McHenry, MD and Cairo, OH are in the same time zone (EDT). Current time in both locations is 3:40 pm.

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Lowest Price Rental Cars in McHenry, MD

Planning on renting a car to go from McHenry, MD to Cairo, OH? 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 13.57 gallons of gas to cover the route between McHenry, MD and Cairo, OH.

The estimated cost of gas to go from McHenry to Cairo is $44.28.

During the route, an average car will release 265.92 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 Cairo, OH

If you want to meet halfway between McHenry, MD and Cairo, OH or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.435346 and -81.37264, or 40º 26' 7.2456" N, 81º 22' 21.504" W. This location is 168.98 miles away from McHenry, MD and Cairo, OH and it would take approximately 3 hours 24 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Midvale, OH, situated 177 miles from McHenry, MD and 162 miles from Cairo, OH. It would take 3 hours 45 mins to go from McHenry to Midvale and 3 hours 6 mins to go from Cairo to Midvale.