Distance between cities › USA › South Dakota › Marvin, SD › Distance from Marvin to Grady Book Hotels

Distance from Marvin, SD to Grady, OK

Distance

905 mi

Time

16 hours 2 mins

Gas Cost

$84 - $164

There are 777.70 miles from Marvin to Grady in south direction and 905 miles (1,456.46 kilometers) by car, following the I-29 and US-81 route.

Marvin and Grady are 16 hours 2 mins far apart, if you drive non-stop .

This is the fastest route from Marvin, SD to Grady, OK.

Marvin, SD and Grady, OK are in the same time zone (CDT). Current time in both locations is 7:38 am.

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Lowest Price Rental Cars in Marvin, SD

Planning on renting a car to go from Marvin, SD to Grady, OK? Here there are some offers to rent a car in Marvin, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Marvin »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 36.36 gallons of gas to cover the route between Marvin, SD and Grady, OK.

The estimated cost of gas to go from Marvin to Grady is $118.61.

During the route, an average car will release 712.38 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 Marvin, SD and Grady, OK

If you want to meet halfway between Marvin, SD and Grady, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.342689 and -95.729452, or 39º 20' 33.6804" N, 95º 43' 46.0272" W. This location is 452.69 miles away from Marvin, SD and Grady, OK and it would take approximately 8 hours 1 min to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mayetta, KS, situated 457 miles from Marvin, SD and 449 miles from Grady, OK. It would take 8 hours 3 mins to go from Marvin to Mayetta and 8 hours 2 mins to go from Grady to Mayetta.

Major City Closest to Halfway Point

The major city closest to the halfway point between Marvin, SD and Grady, OK is Topeka, KS, situated 479 miles from Marvin, SD and 426 miles from Grady, OK. It would take 8 hours 28 mins to go from Marvin to Topeka and 7 hours 38 mins to go from Grady to Topeka.