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

Distance from Mount Vernon, SD to Amherst, SD

Distance

182 mi

Time

4 hours 3 mins

Gas Cost

$16 - $32

There are 141.07 miles from Mount Vernon to Amherst in north direction and 182 miles (292.90 kilometers) by car, following the US-281 route.

Mount Vernon and Amherst are 4 hours 3 mins far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Amherst, SD. The halfway point is Ashton, SD.

Mount Vernon, SD and Amherst, SD are in the same time zone (CDT). Current time in both locations is 7:19 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 Amherst, 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 7.30 gallons of gas to cover the route between Mount Vernon, SD and Amherst, SD.

The estimated cost of gas to go from Mount Vernon to Amherst is $22.87.

During the route, an average car will release 142.94 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 Amherst, SD

If you want to meet halfway between Mount Vernon, SD and Amherst, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.964169 and -98.522850, or 44º 57' 51.0084" N, 98º 31' 22.26" W. This location is 90.83 miles away from Mount Vernon, SD and Amherst, SD and it would take approximately 2 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 Ashton, SD, situated 103 miles from Mount Vernon, SD and 89 miles from Amherst, SD. It would take 2 hours 17 mins to go from Mount Vernon to Ashton and 2 hours to go from Amherst to Ashton.