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

Distance from Webster, SD to Mount Carroll, IL

Distance

591 mi

Time

11 hours 9 mins

Gas Cost

$55 - $107

There are 437.78 miles from Webster to Mount Carroll in southeast direction and 591 miles (951.12 kilometers) by car, following the I-29 and US-81 route.

Webster and Mount Carroll are 11 hours 9 mins far apart, if you drive non-stop .

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

Webster, SD and Mount Carroll, IL are in the same time zone (CDT). Current time in both locations is 2:21 pm.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Mount Carroll, 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 23.74 gallons of gas to cover the route between Webster, SD and Mount Carroll, IL.

The estimated cost of gas to go from Webster to Mount Carroll is $77.43.

During the route, an average car will release 465.05 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 Mount Carroll, IL

If you want to meet halfway between Webster, SD and Mount Carroll, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.449606 and -94.862477, or 42º 26' 58.5816" N, 94º 51' 44.9172" W. This location is 295.53 miles away from Webster, SD and Mount Carroll, IL and it would take approximately 5 hours 34 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lytton, IA, situated 317 miles from Webster, SD and 278 miles from Mount Carroll, IL. It would take 5 hours 33 mins to go from Webster to Lytton and 5 hours 44 mins to go from Mount Carroll to Lytton.