North Texas generally refers to the counties in the north-central part of the state, excluding those in the Texas Panhandle. It covers the metro areas of Dallas-Fort Worth and Wichita Falls and their surrounding counties. It is the state's most populous region. A combined 100,000 acres were listed for sale in Clay County, Texas, recently; the value of all Clay County land for sale was $64 million. Clay County ranks 163rd out of 254 counties in the Lone Star State for the combined amount of land currently advertised for sale. Of all ranches, farms, hunting land and other rural land and acreage for sale in Clay County, Henrietta had the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Texas. Clay County is the 51st largest county (1,116 square miles) in Texas. It's located in the North Central Plains Texas region of the state.