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

Distance from Gridley, IL to Round Mountain, TX

Distance

1,035 mi

Time

19 hours 17 mins

Gas Cost

$96 - $188

There are 887.80 miles from Gridley to Round Mountain in southwest direction and 1,035 miles (1,665.67 kilometers) by car, following the I-44 and US-50 route.

Gridley and Round Mountain are 19 hours 17 mins far apart, if you drive non-stop .

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

Gridley, IL and Round Mountain, TX are in the same time zone (CDT). Current time in both locations is 12:09 am.

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Lowest Price Rental Cars in Gridley, IL

Planning on renting a car to go from Gridley, IL to Round Mountain, 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 41.57 gallons of gas to cover the route between Gridley, IL and Round Mountain, TX.

The estimated cost of gas to go from Gridley to Round Mountain is $135.59.

During the route, an average car will release 814.36 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 Round Mountain, TX

If you want to meet halfway between Gridley, IL and Round Mountain, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.893293 and -94.828894, or 36º 53' 35.8548" N, 94º 49' 44.0184" W. This location is 517.50 miles away from Gridley, IL and Round Mountain, TX and it would take approximately 9 hours 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Miami, OK, situated 497 miles from Gridley, IL and 542 miles from Round Mountain, TX. It would take 9 hours 11 mins to go from Gridley to Miami and 10 hours 18 mins to go from Round Mountain to Miami.

Major Cities Along the Route

Some major cities along the route include Saint Louis, MO, Springfield, MO, Waco, TX, Springfield, IL, Dallas, TX, Plano, TX, McKinney, TX and Richardson, TX.