Located in Central Illinois, 877-square-mile Sangamon County is one of the ten biggest counties in the Prairie State. Sangamon County, Illinois, includes roughly 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 $11 million. The average price of farmland for sale in Sangamon County was $2 million. Farms for sale in Sangamon 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 commercial or lifestyle needs.