Located in Central Illinois, 877-square-mile Sangamon County is one of the ten biggest counties in the Prairie State. Recent Land Network data records around 2,000 acres of farms for sale in Illinois's Sangamon County, which is valued at a combined $12 million. The average price of farmland for sale in Sangamon County was $3 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 business or individual needs.