Among metropolitan areas with a significant number of ranked schools, San Jose-Sunnyvale-Santa Clara, California, had the largest share in the national top quarter, at 60 percent. McAllen-Edinburg-Mission, Texas, followed at 59 percent, and Milwaukee-Waukesha, Wisconsin, at 56 percent.
Central Magnet School in Tennessee topped the national ranking, followed by Signature School in Indiana and Julia R. Masterman Secondary School in Pennsylvania.