Navarro County is a county in the U.S. state of Texas. As of the 2020 census, the population was 52,624. Its county seat is Corsicana. The county is named for José Antonio Navarro, a Tejano leader in the Texas Revolution who signed the Texas Declaration of Independence.

Corsicana is a city and the county seat of Navarro County, Texas, United States. It is located on Interstate 45, 56 miles northeast of Waco. Its population was 25,109 at the 2020 census. Corsicana is considered an important agribusiness center.