Summary:
ZIP code 55802 contains five schools — Alternative Learning Center Independent Study, Harbor City International Charter, Academic Excellence Online, Duluth Area Learning Center, and Chester Creek Academy — four classified as high schools and one as alternative, though together they actually serve grades K–12 and enroll 549 students. Four are part of Duluth Public School District; Harbor City International Charter is its own charter district, and three Duluth Public programs share one downtown address.
The widest gap is between Harbor City International Charter and Duluth Area Learning Center. Harbor City ranks 33rd of 458 statewide (93rd percentile, 5 stars), graduates 90.4% of students against the state's 84.9%, records a 0.0% dropout rate, and posts reading of 72.5% and science of 46.6% versus the state's 48.6% and 25.5% — though its math, at 39.1%, trails the state's 44.9%. Duluth Area ranks 419th of 473 (11th percentile, 1 star), graduates 67.5%, has the ZIP's highest dropout rate at 7.5%, and its 2025–2026 proficiency was 7.4% in math and 20% in reading. Alternative Learning Center Independent Study has the largest enrollment (235) and an unusual student-teacher ratio of 39.9, with a 40.5% graduation rate but only a 2.1% dropout rate. Chester Creek Academy is the smallest (31 students) with the highest free/reduced lunch share (90.32%).
Many test-score cells are marked "—," meaning the state suppressed them to protect student privacy; these are unknown, not zero. Academic Excellence Online, for example, reports no school-level test scores at all, so its academics cannot be compared — it has the lowest free/reduced lunch rate (33.33%) but a 72.7% graduation rate. Families should weigh each school's programs, supports, and student population alongside these numbers.
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