Jefferson County is in Southern Illinois. Of the 102 counties in the Inland Empire, Jefferson County ranks 41st in terms of size (373,648 acres). The total value of approximately 1,000 acres of farms recently listed for sale in Illinois's Jefferson County was $5 million. The average price of farms for sale in Jefferson County was $716,593. Farms for sale in Jefferson County support 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 lifestyle needs.