|Champion||Horace Greeley A|
|High scorer||Max Smiley (Horace Greeley A) (MVP)|
|Site||National: Washington, DC |
Regional phases: Chicago; New Orleans; Washington DC national
The 2013 NAC was won by Horace Greeley over Coronado B of El Paso. St. Martin’s Episcopal of Metairie, Louisiana was the small school champion. Like previous NACs, teams first attended any of the three regional phases to qualify for the national championship. Alex Pijanowski of Harrison was added to the Hall of Fame.
Regional phase winners
|Site||Varsity Champion||JV Champion|
|DC||Horace Greeley||Fossil Ridge|