3617 Millstream Road Country Living Meets Aviation Dreams - Fly-In Property in Marengo, IL. PIN 12-20-300-024. Unique 20 Acres A1-zoned agricultural property with FAA-registered, lighted grass runway (7IL3 - 1700' x 75' + 230' displaced threshold). Ten-Year Conditional Use Permit for aircraft use issued by McHenry County on Aug 20, 2024. The property includes a taxiway and driveway leading to open areas ready for you to build your dream home, hangar, or both. The landscape is rich with mature evergreen and deciduous trees. As of 08/05/26 permits are in place to install 400 AMP electrical power, expected to be completed in 4-6 weeks. Seller will cover the cost and include in a sales contract for ComEd to bury the power lines at the approach end of RWY 27. A dream come true for an aviation enthusiasts seeking privacy, space, and flexibility.