A total of around 1,000 acres were listed for sale in Henderson County recently; the combined value of all Henderson County land and rural real estate for sale was around $2 million. Henderson County ranks 83rd in Illinois for the combined amount of land currently advertised for sale. Of all locations in Henderson County with farms, rural land, hunting land and other land for sale, Oquawka had the most land for sale. Its economy is defined as agricultural, with 396 farms recorded in the county during the most recent U.S. Census. Farming activities in Henderson County generate annual revenues of $7 million, most of which is from crops. Henderson County is Illinois's 76th biggest county (395 square miles). It's located in the Western Illinois region of the state.