Distance between cities › USA › California › Cool, CA › Distance from Cool to Round Top Book Hotels

Distance from Cool, CA to Round Top, TX

Distance

1,874 mi

Time

1 day 9 hours

Gas Cost

$175 - $340

There are 1,507.28 miles from Cool to Round Top in southeast direction and 1,874 miles (3,015.91 kilometers) by car, following the I-10 route.

Cool and Round Top are 1 day 9 hours far apart, if you drive non-stop .

This is the fastest route from Cool, CA to Round Top, TX.

Please note the time difference between Cool, CA and Round Top, TX is 2 hours. The current time in Cool is 3:13 am and the current time in Round Top is 5:13 am.

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Lowest Price Rental Cars in Cool, CA

Planning on renting a car to go from Cool, CA to Round Top, TX? Here there are some offers to rent a car in Cool, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cool »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 75.28 gallons of gas to cover the route between Cool, CA and Round Top, TX.

The estimated cost of gas to go from Cool to Round Top is $245.57.

During the route, an average car will release 1,474.90 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 Cool, CA and Round Top, TX

If you want to meet halfway between Cool, CA and Round Top, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 31.974088 and -110.503375, or 31º 58' 26.7168" N, 110º 30' 12.15" W. This location is 937.25 miles away from Cool, CA and Round Top, TX and it would take approximately 16 hours 30 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Santa Rita Foothills, AZ, situated 938 miles from Cool, CA and 951 miles from Round Top, TX. It would take 17 hours 7 mins to go from Cool to Santa Rita Foothills and 16 hours 19 mins to go from Round Top to Santa Rita Foothills.

Major City Closest to Halfway Point

The major city closest to the halfway point between Cool, CA and Round Top, TX is Tucson, AZ, situated 911 miles from Cool, CA and 966 miles from Round Top, TX. It would take 16 hours 37 mins to go from Cool to Tucson and 16 hours 34 mins to go from Round Top to Tucson.

Major Cities Along the Route

Some other major cities along the route include Fontana, CA, Sacramento, CA, Rialto, CA, Santa Clarita, CA, Pomona, CA, Stockton, CA, Rancho Cucamonga, CA, Phoenix, AZ, Ontario, CA, Las Cruces, NM, Roseville, CA, El Paso, TX, San Bernardino, CA, Tempe, AZ and Pasadena, CA.