Distance between cities › USA › Illinois › Walnut, IL › Distance from Walnut to Saint Augustine Book Hotels

Distance from Walnut, IL to Saint Augustine, IL

Distance

106 mi

Time

2 hours 11 mins

Gas Cost

$11 - $21

There are 71.80 miles from Walnut to Saint Augustine in southwest direction and 106 miles (170.59 kilometers) by car, following the I-80 route.

Walnut and Saint Augustine are 2 hours 11 mins far apart, if you drive non-stop .

This is the fastest route from Walnut, IL to Saint Augustine, IL. The halfway point is Cleveland, IL.

Walnut, IL and Saint Augustine, IL are in the same time zone (CDT). Current time in both locations is 8:57 pm.

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Lowest Price Rental Cars in Walnut, IL

Planning on renting a car to go from Walnut, IL to Saint Augustine, IL? Here there are some offers to rent a car in Walnut, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Walnut »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 4.24 gallons of gas to cover the route between Walnut, IL and Saint Augustine, IL.

The estimated cost of gas to go from Walnut to Saint Augustine is $15.46.

During the route, an average car will release 83.09 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 Walnut, IL and Saint Augustine, IL

If you want to meet halfway between Walnut, IL and Saint Augustine, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.441246 and -90.262756, or 41º 26' 28.4856" N, 90º 15' 45.9216" W. This location is 52.80 miles away from Walnut, IL and Saint Augustine, IL and it would take approximately 1 hour 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cleveland, IL, situated 58 miles from Walnut, IL and 59 miles from Saint Augustine, IL. It would take 1 hour 10 mins to go from Walnut to Cleveland and 1 hour 13 mins to go from Saint Augustine to Cleveland.