Land for sale in Shelby County recently totaled nearly $2 million and almost 1,000 acres. Shelby County ranks 96th out of 102 counties in Illinois for the total number of acres of land currently advertised for sale. Among cities in Shelby County with farms, hunting land and other rural land and acreage for sale, Herrick had the most land for sale. Agriculture and farming drives the Shelby County economy, with 1,282 farms recorded in the county during the U.S. Census in 2012. Farming activities in Shelby County generate annual revenues of $29 million, most of which is from crops. Shelby County is the 18th biggest county (768 square miles) in Illinois. It's located in the Central Illinois region of Illinois.