Of 102 counties in the state, 875,728-acre Lake County ranks second by size. Lake County is in the Chicagoland Illinois region. A recent survey of Land Network data records 1,000 acres of farms for sale in Illinois's Lake County, which is valued at a combined $15 million. The average price of farms for sale in Lake County was $2 million. Farms for sale in Lake County hold 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.