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

Distance from Webster, SD to Gilson, IL

Distance

662 mi

Time

11 hours 36 mins

Gas Cost

$62 - $120

There are 481.05 miles from Webster to Gilson in southeast direction and 662 miles (1,065.39 kilometers) by car, following the I-29 and US-81 route.

Webster and Gilson are 11 hours 36 mins far apart, if you drive non-stop .

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

Webster, SD and Gilson, IL are in the same time zone (CDT). Current time in both locations is 2:19 pm.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Gilson, 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 26.58 gallons of gas to cover the route between Webster, SD and Gilson, IL.

The estimated cost of gas to go from Webster to Gilson is $86.72.

During the route, an average car will release 520.84 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 Gilson, IL

If you want to meet halfway between Webster, SD and Gilson, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.497918 and -95.101385, or 41º 29' 52.5048" N, 95º 6' 4.986" W. This location is 330.97 miles away from Webster, SD and Gilson, IL and it would take approximately 5 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Marne, IA, situated 356 miles from Webster, SD and 313 miles from Gilson, IL. It would take 6 hours 3 mins to go from Webster to Marne and 5 hours 44 mins to go from Gilson to Marne.