Monroe County is in Southwest Illinois. Of the 102 counties in the Prairie State, Monroe County ranks 75th in terms of size (398 square miles). Monroe County, Illinois, has around 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms, hunting land and other rural land and acreage for sale here was roughly $2 million. The average price of farms for sale in Monroe County was $304,000. Farms for sale in Monroe County feature livestock including horses, cattle, goats, sheep and pig. Browse all Illinois farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.