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

Distance from Mount Vernon, SD to Spencer, SD

Distance

40 mi

Time

46 minutes

Gas Cost

$4 - $7

There are 33.34 miles from Mount Vernon to Spencer in east direction and 40 miles (64.37 kilometers) by car, following the I-90 route.

Mount Vernon and Spencer are 46 minutes far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Spencer, SD. The halfway point is Fulton, SD.

Mount Vernon, SD and Spencer, SD are in the same time zone (CDT). Current time in both locations is 6:45 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Mount Vernon, SD to Spencer, SD:

Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Spencer, 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 1.60 gallons of gas to cover the route between Mount Vernon, SD and Spencer, SD.

The estimated cost of gas to go from Mount Vernon to Spencer is $5.02.

During the route, an average car will release 31.37 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 Spencer, SD

If you want to meet halfway between Mount Vernon, SD and Spencer, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.694424 and -97.901222, or 43º 41' 39.9264" N, 97º 54' 4.3992" W. This location is 19.93 miles away from Mount Vernon, SD and Spencer, SD and it would take approximately 23 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Fulton, SD, situated 26 miles from Mount Vernon, SD and 15 miles from Spencer, SD. It would take 33 minutes to go from Mount Vernon to Fulton and 29 minutes to go from Spencer to Fulton.