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. Navarro County comprises the Corsicana micropolitan statistical area, which is also part of the Dallas-Fort Worth, TX combined statistical area.