Wauconda High School Location 555 N Main StreetWaucondaIL60084 Next Event Harmon 100 - Sep 7 - 6:30 am - 3:00 pm Loading Map.... Wauconda High School555 N Main Street - WaucondaEvents 42.267905 -88.147431 Upcoming Events Harmon 100 - Sep 7 - 6:30 am - 3:00 pm