Land for sale in Clay County recently totaled almost $5 million and almost 1,000 acres. Clay County ranks 53rd in the Beef State for the total acreage of land currently advertised for sale. Of all locations in Clay County with farms and ranches for sale, Glenvil featured the most land for sale. Its economy is defined as agricultural, with 457 farms recorded in the county during the most recent U.S. Census. Farming activities in Clay County generate annual revenues of $12 million, most of which is from crops. Clay County is the 60th biggest county (573 square miles) in Nebraska. It's located in the Southeast Nebraska region of Nebraska.