Casco Bay High School for Expeditionary Learning is a small and rigorous public high school that reflects the increasing diversity of Portland, Maine.​

The faculty and staff at Deering High School want to welcome you to the only International Studies Schools Network high school in New England and the most diverse high school north of Boston.​​

Portland High School, home of the Bulldogs, is the most diverse school in the state of Maine. The 1,000 students at PHS come from 41 countries and speak 26 languages. Founded in 1821, Portland High is the second oldest operating public high school in the United States. Located in downtown Portland, Maine, PHS takes advantage of the beautiful city.