Distance between cities › USA › South Dakota › Dewey, SD › Distance from Dewey to McHenry Book Hotels

Distance from Dewey, SD to McHenry, MD

Distance

1,555 mi

Time

1 day 4 hours

Gas Cost

$145 - $282

There are 1,301.25 miles from Dewey to McHenry in southeast direction and 1,555 miles (2,502.53 kilometers) by car, following the I-90 and US-14 route.

Dewey and McHenry are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to McHenry, MD.

Please note the time difference between Dewey, SD and McHenry, MD is 2 hours. The current time in Dewey is 4:36 am and the current time in McHenry is 6:36 am.

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Lowest Price Rental Cars in Dewey, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dewey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 62.46 gallons of gas to cover the route between Dewey, SD and McHenry, MD.

The estimated cost of gas to go from Dewey to McHenry is $203.76.

During the route, an average car will release 1,223.79 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 Dewey, SD and McHenry, MD

If you want to meet halfway between Dewey, SD and McHenry, MD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.943469 and -90.731279, or 43º 56' 36.4884" N, 90º 43' 52.6044" W. This location is 777.67 miles away from Dewey, SD and McHenry, MD and it would take approximately 14 hours 16 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sparta, WI, situated 747 miles from Dewey, SD and 810 miles from McHenry, MD. It would take 13 hours 19 mins to go from Dewey to Sparta and 15 hours 21 mins to go from McHenry to Sparta.