Distance between cities › USA › South Dakota › Armour, SD › Distance from Armour to De Forest Book Hotels

Distance from Armour, SD to De Forest, WI

Distance

534 mi

Time

9 hours 32 mins

Gas Cost

$50 - $97

There are 452.64 miles from Armour to De Forest in east direction and 534 miles (859.39 kilometers) by car, following the I-90 route.

Armour and De Forest are 9 hours 32 mins far apart, if you drive non-stop .

This is the fastest route from Armour, SD to De Forest, WI.

Armour, SD and De Forest, WI are in the same time zone (CDT). Current time in both locations is 11:45 am.

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Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to De Forest, WI? Here there are some offers to rent a car in Armour, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Armour »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.46 gallons of gas to cover the route between Armour, SD and De Forest, WI.

The estimated cost of gas to go from Armour to De Forest is $69.99.

During the route, an average car will release 420.35 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 Armour, SD and De Forest, WI

If you want to meet halfway between Armour, SD and De Forest, WI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.652067 and -93.852334, or 43º 39' 7.4412" N, 93º 51' 8.4024" W. This location is 267.12 miles away from Armour, SD and De Forest, WI and it would take approximately 4 hours 46 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Frost, MN, situated 264 miles from Armour, SD and 280 miles from De Forest, WI. It would take 4 hours 42 mins to go from Armour to Frost and 5 hours 4 mins to go from De Forest to Frost.