Distance between cities › USA › South Dakota › Keyapaha, SD › Distance from Keyapaha to Alpena Book Hotels

Distance from Keyapaha, SD to Alpena, SD

Distance

183 mi

Time

4 hours 16 mins

Gas Cost

$16 - $32

There are 115.48 miles from Keyapaha to Alpena in northeast direction and 183 miles (294.51 kilometers) by car, following the I-90 Business route.

Keyapaha and Alpena are 4 hours 16 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Alpena, SD. The halfway point is Oacoma, SD.

Keyapaha, SD and Alpena, SD are in the same time zone (CDT). Current time in both locations is 11:13 am.

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Lowest Price Rental Cars in Keyapaha, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keyapaha »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 7.34 gallons of gas to cover the route between Keyapaha, SD and Alpena, SD.

The estimated cost of gas to go from Keyapaha to Alpena is $23.02.

During the route, an average car will release 143.85 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 Keyapaha, SD and Alpena, SD

If you want to meet halfway between Keyapaha, SD and Alpena, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.803299 and -99.405052, or 43º 48' 11.8764" N, 99º 24' 18.1872" W. This location is 91.41 miles away from Keyapaha, SD and Alpena, SD and it would take approximately 2 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Oacoma, SD, situated 95 miles from Keyapaha, SD and 89 miles from Alpena, SD. It would take 2 hours 19 mins to go from Keyapaha to Oacoma and 1 hour 37 mins to go from Alpena to Oacoma.