Blackhawk Propane is a family-owned locally operated supplier of propane serving the Northern Illinois/Southern Wisconsin state line area. Our goal is to provide sincere exceptional customer service, while maintaining consistently competitive pricing. We serve residential, commercial, industry, farm/agricultural customers throughout the Illinois-Wisconsin Stateline area, including the Illinois counties of Winnebago, Stephenson, Boone, McHenry, DeKalb, and Ogle and the Wisconsin counties of Rock, Walworth and Green. We look forward to being your propane company.