A total of 2,000 acres were listed for sale in Smith County recently; the value of all Smith County ranches, farms, hunting land and other rural land and acreage for sale was around $12 million. Smith County ranks 54th out of 105 counties in the Sunflower State for the combined amount of land currently advertised for sale. Smith Center had the most land for sale. Its economy is defined as agricultural, with 497 farms recorded in the county during the most recent U.S. Census. Farming activities in Smith County generate annual revenues of $13 million, most of which is from crops. Smith County is Kansas's 31st biggest county (896 square miles). It's located in the Tallgrass Prairie Kansas region of Kansas.