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 overall value of farms, ranches, and rural real estate for sale in Brooks County recently on Land.com was almost $12 million. This represents around 2,000 acres of ranches, farms, hunting land and other rural land and acreage for sale in Brooks County. Brooks County ranks 201st in Texas for the total acreage of land currently advertised for sale. Falfurrias featured the most land for sale. From an economic perspective, government and state-level services contribute most to Brooks County's overall GDP. Brooks County is Texas's 102nd biggest county (943 square miles). It's located in the Rio Grande Plains Texas region of the state.