Heritage High School is a public school located in Littleton, Colorado, United States. It was established in 1972 as the last of three high schools in the Littleton Public Schools system. It was rated by Newsweek magazine as one of the top 200 high schools in the US in 2010, and the Denver-based 5280 magazine acknowledged Heritage High School as one of the best schools in the Denver area. The school colors are scarlet and dark blue. The mascot is the bald eagle.