South Texas is typically classified as the area between the San Antonio metro area and south to the Rio Grande and Gulf of Mexico. The value of all land for sale in Brooks County, Texas, recently was around $48 million, representing a combined 10,895 acres of land for sale in Brooks County. Brooks County ranks 196th out of 254 counties in the state for the total number of acres of land currently advertised for sale. Among cities in Brooks County with farms, ranches, hunting land and other land for sale, Falfurrias featured the most land for sale. Government and state-level services are the main economic drivers in Brooks County. Brooks County is the 102nd largest county (943 square miles) in Texas. It's located in the Rio Grande Plains Texas region of the state.