Indiana basketball is its own institution. The IHSAA state finals at Gainbridge Fieldhouse in Indianapolis are a long-standing March tradition. The state runs a class system (1A through 4A) and the regional tournament structure is among the most followed in high school sports.
First played in 1916, ran through 1972, restarted in 2000. Sixteen teams, four days starting the day after Christmas, split between the two Terre Haute high school gyms. Sponsored by First Financial Bank.
Tournament details →Run by the Indiana Basketball Hall of Fame at the New Castle Fieldhouse — at 8,424 seats the largest high school fieldhouse in the country. A flagship in-season high school basketball event in Indiana, with boys and girls games over the holiday break.
Tournament details →Early-December showcase hosted at Bill Green Arena — Marion's 7,500-seat high school gym, one of the historic large-capacity Indiana fieldhouses. Run by Marion Project Graduation as a fundraiser, the event is built around the Marion Giants tradition.
Tournament details →Indiana's girls' state series. Four classes, single-elimination through Sectionals, Regionals, and Semi-States to State Finals at Gainbridge Fieldhouse. Runs about a week ahead of the boys' bracket each season.
Tournament details →Indiana's state championship at Gainbridge Fieldhouse in Indianapolis. Class finals (1A-4A) played across one weekend in late March. The Indiana state finals have run continuously since 1911 — one of the longest unbroken state-tournament traditions in American sports.
Tournament details →The Indiana High School Athletic Association (IHSAA).
Gainbridge Fieldhouse in Indianapolis, in late March.
National Prep Tournament · March 6–8, 2026
National Prep Tournament in Fort Walton Beach, Florida takes both high school and post-grad programs. Applications stay open through October 31. If you want a competitive early-March slot without invitation-only barriers, this is the one to apply for.
Apply for the National Prep Tournament →