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

Distance from Gridley, IL to Karnack, TX

Distance

733 mi

Time

13 hours 40 mins

Gas Cost

$68 - $133

There are 629.88 miles from Gridley to Karnack in southwest direction and 733 miles (1,179.65 kilometers) by car, following the US-67 route.

Gridley and Karnack are 13 hours 40 mins far apart, if you drive non-stop .

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

Gridley, IL and Karnack, TX are in the same time zone (CDT). Current time in both locations is 10:32 pm.

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Lowest Price Rental Cars in Gridley, IL

Planning on renting a car to go from Gridley, IL to Karnack, 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 29.43 gallons of gas to cover the route between Gridley, IL and Karnack, TX.

The estimated cost of gas to go from Gridley to Karnack is $96.01.

During the route, an average car will release 576.67 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 Karnack, TX

If you want to meet halfway between Gridley, IL and Karnack, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.411857 and -90.666289, or 36º 24' 42.6852" N, 90º 39' 58.6404" W. This location is 366.45 miles away from Gridley, IL and Karnack, TX and it would take approximately 6 hours 50 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Datto, AR, situated 374 miles from Gridley, IL and 360 miles from Karnack, TX. It would take 7 hours 4 mins to go from Gridley to Datto and 6 hours 37 mins to go from Karnack to Datto.