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 combined value of farms, ranches, and rural real estate for sale in Frio County recently on Land.com was nearly $130 million. This represents nearly 100,000 acres of farms and ranches for sale in Frio County. Frio County ranks 163rd out of 254 counties in the Lone Star State for the total number of acres of land currently advertised for sale. There were two properties listed as sold in Frio County through the Land Network Comparable Sales Program. This represented a total value of $12,243,745. Moore featured the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Texas. Frio County is the 50th largest county (1,134 square miles) in Texas. It's located in the Edwards Plateau South Texas region of the state.