Distance between cities › USA › Illinois › Gridley, IL › Distance from Gridley to Slidell Book Hotels

Distance from Gridley, IL to Slidell, TX

Distance

821 mi

Time

15 hours 3 mins

Gas Cost

$77 - $149

There are 692.46 miles from Gridley to Slidell in southwest direction and 821 miles (1,321.27 kilometers) by car, following the I-44 and US-50 route.

Gridley and Slidell are 15 hours 3 mins far apart, if you drive non-stop .

This is the fastest route from Gridley, IL to Slidell, TX.

Gridley, IL and Slidell, TX are in the same time zone (CDT). Current time in both locations is 10:38 pm.

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Lowest Price Rental Cars in Gridley, IL

Planning on renting a car to go from Gridley, IL to Slidell, TX? Here there are some offers to rent a car in Gridley, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Gridley »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.99 gallons of gas to cover the route between Gridley, IL and Slidell, TX.

The estimated cost of gas to go from Gridley to Slidell is $107.60.

During the route, an average car will release 646.27 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 Gridley, IL and Slidell, TX

If you want to meet halfway between Gridley, IL and Slidell, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 37.223645 and -93.373123, or 37º 13' 25.122" N, 93º 22' 23.2428" W. This location is 410.68 miles away from Gridley, IL and Slidell, TX and it would take approximately 7 hours 31 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Brookline, MO, situated 411 miles from Gridley, IL and 415 miles from Slidell, TX. It would take 7 hours 39 mins to go from Gridley to Brookline and 7 hours 34 mins to go from Slidell to Brookline.

Major City Closest to Halfway Point

The major city closest to the halfway point between Gridley, IL and Slidell, TX is Springfield, MO, situated 403 miles from Gridley, IL and 421 miles from Slidell, TX. It would take 7 hours 33 mins to go from Gridley to Springfield and 7 hours 43 mins to go from Slidell to Springfield.