Distance between cities › USA › South Dakota › Colman, SD › Distance from Colman to Ashland Book Hotels

Distance from Colman, SD to Ashland, MO

Distance

538 mi

Time

9 hours 34 mins

Gas Cost

$50 - $97

There are 430.31 miles from Colman to Ashland in southeast direction and 538 miles (865.83 kilometers) by car, following the I-29 route.

Colman and Ashland are 9 hours 34 mins far apart, if you drive non-stop .

This is the fastest route from Colman, SD to Ashland, MO. The halfway point is Rock Port, MO.

Colman, SD and Ashland, MO are in the same time zone (CDT). Current time in both locations is 12:21 am.

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Lowest Price Rental Cars in Colman, SD

Planning on renting a car to go from Colman, SD to Ashland, MO? Here there are some offers to rent a car in Colman, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Colman »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.59 gallons of gas to cover the route between Colman, SD and Ashland, MO.

The estimated cost of gas to go from Colman to Ashland is $70.42.

During the route, an average car will release 422.97 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 Colman, SD and Ashland, MO

If you want to meet halfway between Colman, SD and Ashland, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.337070 and -95.504311, or 40º 20' 13.452" N, 95º 30' 15.5196" W. This location is 268.78 miles away from Colman, SD and Ashland, MO and it would take approximately 4 hours 47 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rock Port, MO, situated 281 miles from Colman, SD and 257 miles from Ashland, MO. It would take 4 hours 3 mins to go from Colman to Rock Port and 3 hours 53 mins to go from Ashland to Rock Port.