Distance between cities › USA › Illinois › Royal, IL › Distance from Royal to Castleton Book Hotels

Distance from Royal, IL to Castleton, IN

Distance

113 mi

Time

2 hours 18 mins

Gas Cost

$11 - $20

There are 103.05 miles from Royal to Castleton in east direction and 113 miles (181.86 kilometers) by car, following the I-74 route.

Royal and Castleton are 2 hours 18 mins far apart, if you drive non-stop .

This is the fastest route from Royal, IL to Castleton, IN.

Please note the time difference between Royal, IL and Castleton, IN is 1 hour. The current time in Royal is 2:34 pm and the current time in Castleton is 3:34 pm.

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Lowest Price Rental Cars in Royal, IL

Planning on renting a car to go from Royal, IL to Castleton, IN? Here there are some offers to rent a car in Royal, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Royal »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 4.54 gallons of gas to cover the route between Royal, IL and Castleton, IN.

The estimated cost of gas to go from Royal to Castleton is $14.81.

During the route, an average car will release 88.97 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 Royal, IL and Castleton, IN

If you want to meet halfway between Royal, IL and Castleton, IN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.099343 and -87.024825, or 40º 5' 57.6348" N, 87º 1' 29.37" W. This location is 56.54 miles away from Royal, IL and Castleton, IN and it would take approximately 1 hour 9 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Waynetown, IN, situated 56 miles from Royal, IL and 61 miles from Castleton, IN. It would take 1 hour 5 mins to go from Royal to Waynetown and 1 hour 18 mins to go from Castleton to Waynetown.