| | | | |
| Alston Ridge Middle School | B | Raleigh Regional | Wake County Public School System | NC |
| Ames High School | C | Iowa Science Olympiad | Ames Community School District | IA |
| Ames Middle School | B | Iowa Science Olympiad | Ames Community School District | IA |
| Apple Valley HS | C | SoCal Joint Regional | Apple Valley Unified | CA |
| BASIS Independent McLean | B | Mary Washington (2/28) | Independent | VA |
| Beaverton Academy of Science & Engineering | C | Oregon Science Olympiad | Beaverton School District | OR |
| Calumet High School | C | Michigan Science Olympiad Regional 1 | CLK Public Schools | MI |
| Chariho Middle School | B | | Chariho Regional School District | RI |
| Clinton High School | C | SC | Laurens 56 | SC |
| Clinton Middle Schol | B | South Carolina | Laurens School District 56 | SC |
| Coleytown Middle School | B | CT | Westport | CT |
| Cooper Middle School | B | Mary Washington (2/28) | Fairfax County Public Schools | VA |
| Cordes Elementary | B | San Joaquin | Lammersville USD | CA |
| Crean Lutheran High School | C | SoCal Joint Regional | Private school | CA |
| Cypress Ranch High School | C | San Antonio | Cypress Fairbanks Independent School District | TX |
| Edgewood High School | C | SoCal Joint Regional | West Covina Unified | CA |
| Edgewood Middle School | B | SoCal Joint Regional | West Covina Unified | CA |
| Emerald High School | C | Alameda Regional Science Olympiad | Dublin Unified School District | CA |
| Evergreen Middle School | B | Regional - Northwest B #1 | Lake Washington School District | WA |
| Flintridge Sacred Heart Academy | C | SoCal Joint Regional | Independent | CA |
| Grand County High School | C | Utah Science Olympiad | Grand | UT |
| Homeschool Science Colorado | C | Colorado Southern Regional | Homeschool | CO |
| Homeschool Science Colorado | B | Colorado Southern Regional | Homeschool | CO |
| Hopkins Jr. High | B | Alameda Regional | Fremont Unified School District | CA |
| Inglemoor High School | C | Regional - Northwest (Division C)-RAHS | Northshore School District | WA |
| Jack Britt High School | C | Fayetteville Regional (NC) | Cumberland County Schools | NC |
| Los Alamitos High School | C | SoCal Joint Regional | Los Alamitos Unified School District | CA |
| Martin Luther King High School | C | Inland Empire Regional Science Olympiad | Riverside Unified School District | CA |
| Miller MS | B | Santa Clara County Regional Science Olympiad | Cupertino Union School District | CA |
| Oak Avenue Intermediate School | B | SoCal Joint Regional | Temple City | CA |
| Ocean Air Elementary | B | SDSO | Del Mar Union School District | CA |
| Orlando Science Middle School | B | Central Regional at Osceola High School | Orange | FL |
| Paetow High School | C | Rice University | Katy ISD | TX |
| Pilgrimage Homeschool Div. B | B | MSO Regional Div B East/West | Montgomery County | MD |
| Pilgrimage Homeschool Div. C | C | MSO Regional Div C-01 Western Region | Montgomery County | MD |
| Plainfield North High School | C | Illinois Regional | Plainfield School District 202 | IL |
| Quail Valley MS | B | SoCal Joint Regional | Snowline Unified | CA |
| Questa | B | San Joaquin County | Lammersville USD | CA |
| Rancho Milpitas | B | Santa Clara County Regional Science Olympiad | Milpitas Unified | CA |
| Redmond High School | C | Washington Science Olympiad NW C Regional | Lake Washington School District | WA |
| Redwood Middle School | B | Santa Clara County Regional Science Olympiad | Saratoga Union SD | CA |
| Riverside STEM High School | C | SoCal Joint Regional | Riverside Unified School District | CA |
| Saint Johnsbury Academy | C | Vermont | VERMONT | VT |
| Science Academy STEM | C | Los Angeles City Schools | Los Angeles Unified School District | CA |
| Science Academy STEM | B | High Desert SO Invitational | Los Angeles Unified School District | CA |
| Stoller Middle School | B | Oregon Science Olympiad | Beaverton School District | OR |
| Sunset High School | C | Oregon Science Olympiad | Beaverton School District | OR |
| Thomas Russell Middle School | B | Santa Clara County Regional Science Olympiad | Milpitas Unified School District | CA |
| Timberline Middle School | B | Regional - NW (Division B)-RAHS | Lake Washington School District | WA |
| Tumwater Cosmic Catalysts | B | Tumwater Middle School | BSD | OR |
| Tumwater Rapids | B | | Beaverton School District | OR |
| Uxbridge High School | C | Massachusetts State Science Olympiad | Uxbridge Public Schools | MA |
| Wachter Middle School | B | Region 1 | Bismarck Public Schools | ND |
| Wasatch High School | C | Utah Science Olympiad | Wasatch County School District | UT |
| Washington Middle School | B | Michigan Science Olympiad Region 1 | CLK Public Schools | MI |
| Waterford School | C | Utah Science Olympiad | Private | UT |
| West ELP (B) | B | Utah Science Olympiad | Salt Lake City | UT |
| West High School (Utah) | C | Utah Science Olympiad | Salt Lake City | UT |
| Westview HS | C | Oregon Science Olympiad | Beaverton School District | OR |
| Wheeler School | C | Rhode Island Science Olympiad | Independent School in Providence | RI |
| William Hopkins Middle School | B | Alameda Regional Science Olympiad | Fremont Unified School District | CA |
| Wyoming High school | C | Southwestern Ohio Science Olympiad | Wyoming City Schools | OH |