Litchfield High School offered 14 Advanced Placement courses for the 2015 school year. A total of 36 exams were taken, with 29% of students scoring a 5, 21% scoring a 4, and 28% scoring a 3 or above. The most popular courses based on number of exams taken were English Language and Composition, Psychology, US History, Biology, and Physics I. The data also shows the number of students who scored at various levels for each AP course offered.