The central region of Texas covers the state's three largest cities: Houston, Dallas-Fort Worth and San Antonio. The limestone terrain of Texas Hill Country lies in Central Texas, as do the state's three largest rivers, the Trinity, the Brazos and the Colorado. A total of approximately 100,000 acres were listed for sale in Brazos County recently, representing a total value of approximately $497 million in Brazos County farms, ranches, and rural real estate for sale. Brazos County ranks 60th in the Lone Star State for the combined amount of land currently advertised for sale. There were three properties listed as sold in Brazos County through the Land Network Comparable Sales Program. This represented a total value of $3,000,350. Of all locations in Brazos County with ranches, farms, hunting land and other rural land and acreage for sale, Bryan had the most land for sale. From an economic perspective, government and state-level services contribute most to Brazos County's overall GDP. Brazos County is the 236th biggest county (591 square miles) in Texas. It's located in the Brazos Texas region of Texas.