Distance between cities › USA › South Dakota › Harrison, SD › Distance from Harrison to Agar Book Hotels

Distance from Harrison, SD to Agar, SD

Distance

197 mi

Time

3 hours 39 mins

Gas Cost

$17 - $34

There are 123.94 miles from Harrison to Agar in northwest direction and 197 miles (317.04 kilometers) by car, following the I-90 route.

Harrison and Agar are 3 hours 39 mins far apart, if you drive non-stop .

This is the fastest route from Harrison, SD to Agar, SD. The halfway point is Kennebec, SD.

Harrison, SD and Agar, SD are in the same time zone (CDT). Current time in both locations is 8:20 pm.

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Lowest Price Rental Cars in Harrison, SD

Planning on renting a car to go from Harrison, SD to Agar, SD? Here there are some offers to rent a car in Harrison, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 7.92 gallons of gas to cover the route between Harrison, SD and Agar, SD.

The estimated cost of gas to go from Harrison to Agar is $24.54.

During the route, an average car will release 155.22 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 $3.10 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Harrison, SD and Agar, SD

If you want to meet halfway between Harrison, SD and Agar, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.874439 and -99.745026, or 43º 52' 27.9804" N, 99º 44' 42.0936" W. This location is 98.64 miles away from Harrison, SD and Agar, SD and it would take approximately 1 hour 49 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kennebec, SD, situated 101 miles from Harrison, SD and 98 miles from Agar, SD. It would take 1 hour 36 mins to go from Harrison to Kennebec and 1 hour 58 mins to go from Agar to Kennebec.