| 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 |
| Wisconsin Lutheran |
15 |
2022 |
Moline |
| Pekin |
15 |
2017 |
College Park |
| Manitowoc Roncalli Catholic |
15 |
2014 |
Knoxville |
| Park Tudor |
15 |
2011 |
Gallatin County |
| Yorkville Christian |
14 |
2022 |
Houston Booker T. Washington |
| Winter Haven |
13 |
2022 |
Yorkville Christian |
| 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 |
