Collins Hill High School is a public high school in Gwinnett County, near Suwanee, Georgia, United States. The school is operated by Gwinnett County Public Schools. The only school which feeds into it is Creekland Middle School. Collins Hill was the biggest high school in Georgia when it first opened in 1994, and has since added 20 acres (81,000 m2). Its student population has grown from its original 1377 to a high of about 4,200, the current count being 3,155.