Distance between cities › USA › South Dakota › Mount Vernon, SD › Distance from Mount Vernon to Summerset Book Hotels

Distance from Mount Vernon, SD to Summerset, SD

Distance

273 mi

Time

4 hours 23 mins

Gas Cost

$24 - $48

There are 254.99 miles from Mount Vernon to Summerset in west direction and 273 miles (439.35 kilometers) by car, following the I-90 route.

Mount Vernon and Summerset are 4 hours 23 mins far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Summerset, SD.

Please note the time difference between Mount Vernon, SD and Summerset, SD is 1 hour. The current time in Mount Vernon is 8:16 am and the current time in Summerset is 7:16 am.

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Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Summerset, SD? Here there are some offers to rent a car in Mount Vernon, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mount Vernon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 10.96 gallons of gas to cover the route between Mount Vernon, SD and Summerset, SD.

The estimated cost of gas to go from Mount Vernon to Summerset is $34.37.

During the route, an average car will release 214.78 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 $3.14 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Mount Vernon, SD and Summerset, SD

If you want to meet halfway between Mount Vernon, SD and Summerset, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.886725 and -100.853691, or 43º 53' 12.21" N, 100º 51' 13.2876" W. This location is 136.49 miles away from Mount Vernon, SD and Summerset, SD and it would take approximately 2 hours 11 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Okaton, SD, situated 137 miles from Mount Vernon, SD and 136 miles from Summerset, SD. It would take 2 hours 12 mins to go from Mount Vernon to Okaton and 2 hours 13 mins to go from Summerset to Okaton.