Whiteside County is in Northern Illinois. Of the 102 counties in the state, 696-square-mile Whiteside County ranks 27th by size. There is around 1,000 acres of farms for sale in Illinois's Whiteside County based on recent Land Network data. The combined market value of farmsand rural real estate for sale here is almost $7 million. The average price of farms for sale in Whiteside County was $665,404. Farms for sale in Whiteside 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 commercial or lifestyle needs.