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

Distance from Armour, SD to Farmer, SD

Distance

74 mi

Time

1 hour 26 mins

Gas Cost

$7 - $13

There are 43.27 miles from Armour to Farmer in northeast direction and 74 miles (119.09 kilometers) by car, following the I-90 route.

Armour and Farmer are 1 hour 26 mins far apart, if you drive non-stop .

This is the fastest route from Armour, SD to Farmer, SD. The halfway point is Mount Vernon, SD.

Armour, SD and Farmer, SD are in the same time zone (CDT). Current time in both locations is 8:52 am.

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Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to Farmer, SD? 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 2.97 gallons of gas to cover the route between Armour, SD and Farmer, SD.

The estimated cost of gas to go from Armour to Farmer is $9.31.

During the route, an average car will release 58.20 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 Armour, SD and Farmer, SD

If you want to meet halfway between Armour, SD and Farmer, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.694740 and -98.233154, or 43º 41' 41.064" N, 98º 13' 59.3544" W. This location is 36.98 miles away from Armour, SD and Farmer, SD and it would take approximately 43 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mount Vernon, SD, situated 40 miles from Armour, SD and 37 miles from Farmer, SD. It would take 49 minutes to go from Armour to Mount Vernon and 40 minutes to go from Farmer to Mount Vernon.