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

Distance from Madison, SD to Oacoma, SD

Distance

141 mi

Time

2 hours 32 mins

Gas Cost

$13 - $24

There are 114.51 miles from Madison to Oacoma in west direction and 141 miles (226.92 kilometers) by car, following the I-90 route.

Madison and Oacoma are 2 hours 32 mins far apart, if you drive non-stop .

This is the fastest route from Madison, SD to Oacoma, SD. The halfway point is Mitchell, SD.

Madison, SD and Oacoma, SD are in the same time zone (CDT). Current time in both locations is 11:37 pm.

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Lowest Price Rental Cars in Madison, SD

Planning on renting a car to go from Madison, SD to Oacoma, SD? 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 5.67 gallons of gas to cover the route between Madison, SD and Oacoma, SD.

The estimated cost of gas to go from Madison to Oacoma is $17.57.

During the route, an average car will release 111.18 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 $3.10 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Madison, SD and Oacoma, SD

If you want to meet halfway between Madison, SD and Oacoma, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.695023 and -98.097649, or 43º 41' 42.0828" N, 98º 5' 51.5364" W. This location is 70.65 miles away from Madison, SD and Oacoma, SD and it would take approximately 1 hour 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 Mitchell, SD, situated 71 miles from Madison, SD and 72 miles from Oacoma, SD. It would take 1 hour 24 mins to go from Madison to Mitchell and 58 minutes to go from Oacoma to Mitchell.