Philadelphia high school takes crown for best in Pennsylvania, per Niche

State of play: The Spring Garden magnet school has ranked as the top public high school in the state for several years in a row, per Niche.

• This year, it rose on the national list to the 68th best in America, out of more than 20,100 schools.
• The school, which teaches grades 5-12, boasts a student reading proficiency of 98% and 84% math proficiency.

By the numbers: Rounding out the top five public high schools in the state on Niche's list are:

• Second: Conestoga Senior High School in Chester County.
• Third: Radnor Senior High School in Delaware County
• Fourth: North Allegheny High School in Allegheny County
• Fifth: Downingtown STEM Academy in Chester County.

Zoom in: Philly's Central High School took the sixth spot.

How it works: Niche's ranking algorithm is based on data from the U.S. Department of Education, National Center for Education Statistics, and other sources, per the company's website.

• The company uses millions of school reviews from students, parents and teachers.
• The list also includes rankings for best private, middle, and charter schools, as well as school districts statewide and nationally.

Go deeper: See the full rankings for Pennsylvania's best public high schools.