Arrowhead High School is a high school located in Merton Town, Wisconsin (with a Hartland, Wisconsin post address). Sitting on 117 acres (0.47 km2) of land, the school has two campuses, a north campus and a south campus. Juniors and seniors attend the north campus, while freshmen and sophomores attend the south campus. Enrollment is about 2300 students at the school, which... Wikipedia