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| Alston Ridge Middle School | B | 3 | Raleigh Regional | Wake County Public School System | Wake County | NC |
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| Carden Park Elementary School | B | 1 | Region 3 B/C | SAINT JOSEPH SCHOOL DISTRICT | United States | MO | |
| Central Wilkes Middle School | B | 1 | | Wilkes County | Wilkes County | NC | |
| Chaboya MS | B | 3 | Santa Clara County Regional Science Olympiad | Evergreen School District | Santa Clara | CA |
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| Coleytown Middle School | B | 2 | CT | Westport | Fairfield | CT | |
| Community Charter School of Cambridge | B | 1 | Division B - All Schools | Charter | Middlesex | MA | |
| Elkhorn Elementary | B | 1 | Elkhorn MS | Lodi Unified School District | San Joaquin | CA | |
| Evelyn Costa Elementary | B | 2 | San Joaquin County | Lammersville Unified School District | San Joaquin | CA | |
| Galaxy Middle School | B | 1 | Eastern Regional at Stetson University | Volusia | United States | FL |
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| Galvin Middle School | B | 1 | Division B - All Schools | Wakefield | Middlesex | MA | |
| Garnet Valley MS | B | 3 | Southeast Regional at PSU Abington | Garnet Valley School District | Delaware | PA | |
| Gilson Middle School | B | 1 | Alaska | Valdez City Schools | Valdez | AK | |
| Ingersoll Middle School | B | 1 | | Canton Union School District #66 | Fulton | IL | |
| Keystone Academy | B | 2 | Region 8 | National Heritage Academies Charter Schools | Wayne County | MI |
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| Kinawa 5-6 School | B | 2 | | Okemos Public Schools | Ingham | MI | |
| Lakeside Middle School | B | 1 | SoCal Joint Regional | Irvine Unified School District | Orange | CA |
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| Lanse Creuse Middle School South | B | 1 | | Lanse Creuse | Macomb | MI | |
| Las Americas ASPIRA Academy | B | 2 | Delaware Science Olympiad | Las Americas ASPIRA Academy | New Castle | DE | |
| Legg Middle School | B | 1 | Midwest | Coldwater Community Schools | Branch County | MI |
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| Mark Twain Middle School | B | 2 | Antelope Valley | Los Angeles Unified School District | Los Angeles | CA | |
| Nathaniel Hawthorne Middle School | B | 1 | New York City | District 26 | Queens | NY | |
| Oak Middle School | B | 3 | SoCal Joint Regional | Los Alamitos Unified School District | Orange County | CA | |
| Peter Hansen Elementary School | B | 1 | | Lammersville Unified School District | San Joaquin County | CA | |
| Pleasantville Middle School | B | 5 | Lower Hudson Valley | Pleasantville Union Free School District | Westchester | NY |
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| Rancho San Joaquin Middle School | B | 2 | Orange | Irvine Unified | Orange County | CA | |
| Seven Bridges Middle School | B | 3 | Lower Hudson Vallley | Chappaqua | Westchester | NY |
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| Skyview Middle School | B | 2 | Regional - NW-B-Seattle | Northshore | Snohomish/King | WA | |
| South Middle School (IL) | B | 3 | Illinois Regional | Arlington Heights School District 25 | Cook | IL | |
| Steam Academy | B | 1 | San Joaquin County | River Islands Academies | San Joaquin County | CA | |
| Travis Middle School | B | 1 | Travis Middle School | McAllen ISD | Hidalgo | TX | |
| Venado Middle School | B | 1 | Southern California | Irvine Unified School District | Orange | CA |
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| Washington Middle School | B | 1 | Michigan Science Olympiad Region 1 | CLK Public Schools | Houghton | MI | |
| West Ridge Middle School | B | 2 | TX | Eanes ISD | Travis | TX | |
| Wicklund Elementary | B | 2 | SJCOE | Lammersville USD | California | CA | |
| Wilbur Wright Middle School | B | 1 | Purdue University Northwest Regional | School Town of Munster | Lake | IN |
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| William Diamond Middle School | B | 2 | Division B - All Schools | Lexington | Middlesex | MA |
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| Winston Churchill MS | B | 2 | | San Juan Unified School District | Sacramento | CA |
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