A combined around 1,000 acres were listed for sale in Knox County recently; the overall value of all Knox County farms and ranches for sale was nearly $5 million. Knox County ranks 112th out of 115 counties in the Gateway State for the combined amount of land currently advertised for sale. Of all locations in Knox County with ranches, farms, hunting land and other rural land and acreage for sale, Novelty featured the most land for sale. Its economy is defined as agricultural, with 695 farms recorded in the county during the most recent U.S. Census. Farming activities in Knox County generate annual revenues of $21 million, the majority of which comes from livestock products. Knox County is Missouri's 83rd largest county (506 square miles). It's located in the Northeast Missouri region of Missouri.