Distance between cities › USA › South Dakota › Madison, SD › Distance from Madison to Allen Book Hotels

Distance from Madison, SD to Allen, SD

Distance

326 mi

Time

5 hours 54 mins

Gas Cost

$29 - $56

There are 245.62 miles from Madison to Allen in southwest direction and 326 miles (524.65 kilometers) by car, following the I-90 route.

Madison and Allen are 5 hours 54 mins far apart, if you drive non-stop .

This is the fastest route from Madison, SD to Allen, SD. The halfway point is Reliance, SD.

Please note the time difference between Madison, SD and Allen, SD is 1 hour. The current time in Madison is 6:31 pm and the current time in Allen is 5:31 pm.

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Lowest Price Rental Cars in Madison, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Madison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 13.08 gallons of gas to cover the route between Madison, SD and Allen, SD.

The estimated cost of gas to go from Madison to Allen is $40.52.

During the route, an average car will release 256.31 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 Madison, SD and Allen, SD

If you want to meet halfway between Madison, SD and Allen, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.873898 and -99.733612, or 43º 52' 26.0328" N, 99º 44' 1.0032" W. This location is 162.87 miles away from Madison, SD and Allen, SD and it would take approximately 2 hours 57 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Reliance, SD, situated 153 miles from Madison, SD and 174 miles from Allen, SD. It would take 2 hours 26 mins to go from Madison to Reliance and 3 hours 16 mins to go from Allen to Reliance.