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 100,000 acres were listed for sale in Texas's Lampasas County recently, representing a combined $493 million in Lampasas County land for sale. Lampasas County ranks 61st in the Lone Star State for the combined amount of land currently advertised for sale. Among cities in Lampasas County with ranches, farms, hunting land and other rural land and acreage for sale, Lampasas had the most land for sale. Lampasas County is Texas's 217th largest county (713 square miles). It's located in the Hill Country North Texas region of the state.