Chester County is home to two of the 100 Best Public High Schools in America, according to new rankings by Stacker.

Stacker’s rankings are derived from Niche.com’s list of the best public high schools, which is based on statistics, reviews, and other relevant data from the U.S. Department of Education. High schools were ranked using eight main factors, including academics and grades, culture and diversity, parent and student surveys, and teachers.

Downingtown STEM Academy ranked highest at No. 64. The school has 819 students, 53 percent of whom are female and 47 percent of whom are male. The student-to-teacher ratio is 14-to-1.

Conestoga also made the list at No. 67. The school has 2,219 students, 49 percent of whom are female and 51 percent of whom are male. The student-to-teacher ratio is 16-to-1.

Also, the school’s AP enrollment is 52 percent.

Read more about the 100 Best Public High Schools in America at Stacker.