 The Philadelphia School District is the eighth largest school district in the United States with 142,266 students in 218 traditional public schools and 86 charter schools .The city's K-12 enrollment in district–run schools dropped from 156,211 students in 2010 to 130,104 students in 2015.During the same time period, the enrollment in charter schools increased from 33,995 students in 2010 to 62,358 students in 2015.