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 land for sale in Brooks County, Texas, recently on Land.com was approximately $48 million. This represents almost 100,000 acres of land and rural real estate for sale in Brooks County. Brooks County ranks 195th out of 254 counties in the Lone Star State for the total number of acres of land currently advertised for sale. Of all locations in Brooks County with land and rural real estate 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.