The value of all farms, hunting land and other rural land and acreage for sale in Menard County recently was approximately $8 million, representing a total of 130 acres of land for sale in Menard County. Menard County ranks 54th in Illinois for the combined amount of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Menard County, Petersburg had the most land for sale. Menard County has a large agricultural economy, with 369 farms recorded in the county during the latest U.S. Census. Farming activities in Menard County generate annual revenues of $12 million, most of which is from crops. Menard County is the 90th largest county (315 square miles) in Illinois. It's located in the Central Illinois region of the state.