Marshall School is Duluth's college preparatory independent school, serving students in grades K-12. The Forest School at Marshall (grades K-4) has students outside approximately 50% of the day in nature-based learning on Marshall's 42 acre campus. Marshall's middle school program (grades 5-8) emphasizes developing each learner into a successful student and community member. The upper school program at Marshall offers a personalized approach to education and college preparation.