Grundy County is in Northern Illinois. Of the 102 counties in the Land of Lincoln, Grundy County ranks 70th in terms of size (430 square miles). Grundy County, Illinois, has approximately 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 almost $13 million. The average price of farmland for sale in Grundy County was $2 million. Farms for sale in Grundy 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.