| Team | 3-Pointers | Year | Against |
|---|---|---|---|
| Yorkville Christian | 19 | 2021 | Chicago St. Rita |
| Yorkville Christian | 18 | 2021 | Washington |
| Pewaukee | 17 | 2021 | Pattonville |
| St. Louis Miller Career Academy | 16 | 2016 | Eureka |
| Pekin | 15 | 2017 | College Park |
| Manitowoc Roncalli Catholic | 15 | 2014 | Knoxville |
| Park Tudor | 15 | 2011 | Gallatin County |
| The Calhoun School | 13 | 2019 | Petersburg PORTA |
| Rayville | 13 | 2018 | St. Louis CBC |
| Chicago Uplift | 13 | 2016 | Marmion Academy |
| Indianapolis Howe | 13 | 2008 | Eureka |
| Manitowoc Roncalli Catholic | 13 | 2010 | Marshall County |
| Manitowoc Roncalli Catholic | 13 | 2010 | Varna Midland |
| Urbana | 12 | 2019 | Goodyear Millennium |
| Pacifica Christian | 12 | 2018 | Pekin |
| The Rise Centre Academy | 12 | 2017 | Tennessee Prep Academy |
| Dickson County | 12 | 2012 | Alton Marquette |
| Kinston | 12 | 2008 | Lake Forest Academy |
| Washington | 12 | 2008 | Champaign Central |
| Washington | 12 | 2006 | Chicago Washington |
| Manitowoc Roncalli Catholic | 12 | 2010 | Limestone |