Distance between cities › USA › South Dakota › Madison, SD › Distance from Madison to Harrison Book Hotels

Distance from Madison, SD to Harrison, ID

Distance

1,174 mi

Time

20 hours 17 mins

Gas Cost

$109 - $213

There are 975.28 miles from Madison to Harrison in northwest direction and 1,174 miles (1,889.37 kilometers) by car, following the I-90 route.

Madison and Harrison are 20 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Madison, SD to Harrison, ID.

Please note the time difference between Madison, SD and Harrison, ID is 2 hours. The current time in Madison is 2:32 am and the current time in Harrison is 12:32 am.

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Lowest Price Rental Cars in Madison, SD

Planning on renting a car to go from Madison, SD to Harrison, ID? Here there are some offers to rent a car in Madison, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Madison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 47.16 gallons of gas to cover the route between Madison, SD and Harrison, ID.

The estimated cost of gas to go from Madison to Harrison is $153.85.

During the route, an average car will release 924.05 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 Madison, SD and Harrison, ID

If you want to meet halfway between Madison, SD and Harrison, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.530792 and -107.25483, or 45º 31' 50.8512" N, 107º 15' 17.388" W. This location is 587.20 miles away from Madison, SD and Harrison, ID and it would take approximately 10 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Garryowen, MT, situated 602 miles from Madison, SD and 581 miles from Harrison, ID. It would take 10 hours 35 mins to go from Madison to Garryowen and 9 hours 51 mins to go from Harrison to Garryowen.