Distance between cities › USA › Illinois › Rio, IL › Distance from Rio to Eldorado Book Hotels

Distance from Rio, IL to Eldorado, IL

Distance

311 mi

Time

6 hours 21 mins

Gas Cost

$32 - $63

There are 250.57 miles from Rio to Eldorado in southeast direction and 311 miles (500.51 kilometers) by car, following the I-74 route.

Rio and Eldorado are 6 hours 21 mins far apart, if you drive non-stop .

This is the fastest route from Rio, IL to Eldorado, IL.

Rio, IL and Eldorado, IL are in the same time zone (CDT). Current time in both locations is 2:53 am.

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Lowest Price Rental Cars in Rio, IL

Planning on renting a car to go from Rio, IL to Eldorado, IL? Here there are some offers to rent a car in Rio, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Rio »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 12.49 gallons of gas to cover the route between Rio, IL and Eldorado, IL.

The estimated cost of gas to go from Rio to Eldorado is $45.52.

During the route, an average car will release 244.61 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 $3.65 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Rio, IL and Eldorado, IL

If you want to meet halfway between Rio, IL and Eldorado, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.608412 and -89.348119, or 39º 36' 30.2832" N, 89º 20' 53.2284" W. This location is 155.44 miles away from Rio, IL and Eldorado, IL and it would take approximately 3 hours 10 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sharpsburg, IL, situated 152 miles from Rio, IL and 160 miles from Eldorado, IL. It would take 2 hours 56 mins to go from Rio to Sharpsburg and 3 hours 27 mins to go from Eldorado to Sharpsburg.

Major City Closest to Halfway Point

The major city closest to the halfway point between Rio, IL and Eldorado, IL is Springfield, IL, situated 135 miles from Rio, IL and 181 miles from Eldorado, IL. It would take 2 hours 36 mins to go from Rio to Springfield and 3 hours 59 mins to go from Eldorado to Springfield.