| | | | | | | |
| Albany High School | C | 4 | 4 | Bay Area Science Olympiad | Albany Unified School District | Alameda | CA |
| Alston Ridge Middle School | B | 2 | 2 | | Wake County Public School System | Wake County Public School System | NC |
| BASIS MS | B | 1 | 1 | Santa Clara County Regional Science Olympiad | San Jose | Santa Clara | CA |
| Central York High School | C | 2 | 2 | Central Region at Millersville University | Central York SD | York | PA |
| Chaminade-Madonna College Preparatory | C | 1 | 1 | Southeast Regional at Florida Atlantic University | Private | United States | FL |
| Chaparral Middle School | B | 2 | 2 | SoCal Joint Regional | Walnut Valley Unified | Los Angeles | CA |
| Cumberland Valley High School | C | 2 | 2 | Central Region at Millersville University | Cumberland Valley School District | Cumberland | PA |
| Dublin High School | C | 2 | 2 | Bay Area Science Olympiad | Dublin Unified School District | Alameda | CA |
| Fairmont Private Schools - Anaheim Hills | B | 3 | 3 | SoCal Joint Regional | Private | Orange | CA |
| Granite Bay High School | C | 1 | 1 | Sacramento Regional Science Olympiad | Roseville Unified School District | Placer | CA |
| Honesdale High School | C | 1 | 1 | Northeast Region at PSU Wilkes-Barre | Wayne Highlands School District | Wayne | PA |
| J. R. Fugett Middle School | B | 2 | 2 | Southeast Regional at PSU Abington | West Chester Area School District | Chester | PA |
| James L. Day Middle School | B | 1 | 1 | SoCal Joint Regional | Temecula Valley Unified School District | Riverside | CA |
| Kennedy Middle School | B | 1 | 1 | Northern California Science Olympiad | Cupertino Union School District | Santa Clara | CA |
| Kenner Discovery Health Sciences Academy | C | 1 | 1 | Louisiana Region 1 | Jefferson Parish | LOUISIANA | LA |
| Lane Tech College Prep High School | C | 1 | 1 | Chicago Public Schools Regional | Chicago Public Schools | Illinois | IL |
| Madison West High School | C | 2 | 2 | WI Region 1 | Madison Metropolitan School District | Dane | WI |
| Manistee High School | C | 2 | 2 | Michigan Science Olympiad Region 3 | Manistee Area Public Schools | Manistee | MI |
| Noe Middle School | B | 1 | 1 | Louisville Regional | Jefferson County Schools | Jefferson | KY |
| Northern Hills Middle School | B | 3 | 3 | Mi Regional 12 | Forest Hills Public Schools | KENT | MI |
| Paideia School | C | 1 | 1 | Middle Georgia State University HS | n/a | Georgia | GA |
| Rancho San Joaquin Middle School | B | 2 | 2 | SoCal Joint Regional | IUSD | Orange County | CA |
| Redmond Middle School | B | 4 | 4 | NW B Division Regional | Lake Washington School District | King | WA |
| Riverside STEM Academy | B | 2 | 2 | SoCal Joint Regional | Riverside Unified School District | Riverside | CA |
| SandHoke Early College High School | C | 2 | 2 | | Hoke County Schools | Hoke | NC |
| Stoller Middle School | B | 1 | 1 | Oregon Science Olympiad | Beaverton School District | Washington | OR |
| Vista Murrieta High School | C | 2 | 2 | SoCal Joint Regional | Murrieta Unified School District | Riverside | CA |
| Wachter Middle School | B | 2 | 2 | Region 1 | Bismarck Public Schools | Burleigh | ND |
| West High School (Torrance) | C | 2 | 2 | | Torrance Unified School District | Los Angeles | CA |
| West Springfield High School | C | 1 | 1 | Written Test Day (2/11) | Fairfax County Public Schools | Fairfax | VA |
| Westview High School | C | 1 | 1 | Oregon Science Olympiad | Beaverton School District | Washington County | OR |