Harbor City International School, also known as Harbor City or HCIS, is a secondary school in Duluth, Minnesota. It serves students in grades nine through twelve. It currently has 208 students enrolled in the school and is accepting applicants. HCIS is the newest high school in Duluth and it began instruction in the fall of 2002. It emphasizes Service Learning, Environmental Awareness, Open Source Information Technology, Creative and Performing Arts and Community Connections.