Land for sale in Nebraska's Clay County recently totaled around $4 million and 1,000 acres. Clay County ranks 54th out of 93 counties in the state for the combined amount of land currently advertised for sale. Sutton 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 Nebraska's 60th biggest county (573 square miles). It's located in the Southeast Nebraska region of the state.