Zapata County, Texas
Zapata County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 13,889. Its county seat is Zapata. The county is east of the Mexico–United States border and is named for Colonel José Antonio de Zapata, a rancher in the area who rebelled against Mexico.
Zapata County comprises the Zapata, TX micropolitan statistical area.
The South Texas oil boom included wells drilled in Zapata County in the early 1920s through the work of Laredo industrialist Oliver Winfield Killam, a Missouri native who once served as an Oklahoma state legislator.