South Texas is typically classified as the area between the San Antonio metro area and south to the Rio Grande and Gulf of Mexico. Land for sale in Zapata County recently totaled nearly $46 million and approximately 100,000 acres. Zapata County ranks 224th out of 254 counties in the Lone Star State for the total acreage of land currently advertised for sale. There were three properties listed as sold in Zapata County through the Land Network Comparable Sales Program. This represented a total value of $1,376,344. Zapata had the most land for sale. Economically speaking, Zapata County's is largely dependent on mining and mineral extraction-related businesses and services. Zapata County is the 69th biggest county (1,058 square miles) in Texas. It's located in the Rio Grande Plains Texas region of the state.