Distance between cities › USA › South Dakota › Webster, SD › Distance from Webster to Millbrook Book Hotels

Distance from Webster, SD to Millbrook, IL

Distance

652 mi

Time

12 hours 16 mins

Gas Cost

$61 - $118

There are 517.99 miles from Webster to Millbrook in southeast direction and 652 miles (1,049.29 kilometers) by car, following the I-94 route.

Webster and Millbrook are 12 hours 16 mins far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Millbrook, IL.

Webster, SD and Millbrook, IL are in the same time zone (CDT). Current time in both locations is 2:17 pm.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Millbrook, IL? Here there are some offers to rent a car in Webster, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Webster »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 26.17 gallons of gas to cover the route between Webster, SD and Millbrook, IL.

The estimated cost of gas to go from Webster to Millbrook is $85.35.

During the route, an average car will release 512.64 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 Webster, SD and Millbrook, IL

If you want to meet halfway between Webster, SD and Millbrook, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.918 and -92.051866, or 44º 55' 4.8" N, 92º 3' 6.7176" W. This location is 325.76 miles away from Webster, SD and Millbrook, IL and it would take approximately 6 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 Knapp, WI, situated 304 miles from Webster, SD and 350 miles from Millbrook, IL. It would take 5 hours 54 mins to go from Webster to Knapp and 6 hours 32 mins to go from Millbrook to Knapp.