Land for sale in Illinois's Shelby County recently totaled nearly $8 million and 1,000 acres. Shelby County ranks 83rd in the Land of Lincoln for the total number of acres of land currently advertised for sale. Strasburg featured 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 Illinois's 18th largest county (768 square miles). It's located in the Central Illinois region of the state.