| | | | | | | |
| Academy High | C | 2 | 1 | Illinois Regional | Academy High | IL | |
| Adlai E. Stevenson High School (IL) | C | 2 | 2 | | Lincolnshire District 125 | IL | |
| Adlai E. Stevenson High School (MI) | C | 1 | 1 | | Utica | MI | |
| Alexander Graham Bell Elementary School | B | 3 | 3 | Illinois Regional | Chicago Public Schools | IL | |
| Allendale Public Middle School | B | 1 | | Division 12 | Allendale Public Schools | MI | |
| Anna Middle School | B | 2 | 2 | Western Ohio Regional Tournament | Anna Local Schools | OH | |
| Arbor Hills Junior High | B | 2 | | BGSU Northwest Ohio Regional | Sylvania Schools | OH | |
| Baker Middle School | B | 1 | 1 | Oakland County - MI Region 6 | Troy School District | MI | |
| Beachwood High School | C | 2 | 2 | Northeast & Northern Ohio Regional Tournament | Beachwood City Schools | OH | |
| Beachwood Middle School | B | 2 | 2 | Northeast & Northern Ohio Regional Tournament | Beachwood | OH | |
| Bednarcik Junior High School | B | 1 | 1 | Illinois Regional | Oswego CUSD 308 | IL | |
| Benzie Central High School | C | 1 | 1 | Michigan Science Olympiad Region 3 | Benzie Central Schools | MI | |
| Boulan Park Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Troy School District | MI | |
| Boyceville High School | C | 2 | 2 | WI Region 1 | Boyceville Community School District | WI |
|
| Boyceville Middle School | B | 3 | 3 | WI Region 1 | Boyceville Community School District | WI |
|
| Brecksville-Broadview Heights High School | C | 1 | 1 | Northeast & Northern Ohio Regional Tournament | Brecksville-Broadview Heights | OH | |
| Brighton High School | C | 2 | 2 | | Brighton Area Schools | MI | |
| British International School of Chicago South Loop | C | 2 | 2 | Illinois State Science Olympiad | Private International School | IL | |
| British International School of Chicago South Loop | B | 2 | 2 | Illinois Regional | Private International School | IL | |
| Caledonia High School | C | 1 | 1 | Region 12 | Caledonia Community Schools | MI | |
| Canton High School | C | 2 | 2 | Wayne Monroe Science Olympiad | Plymouth Canton Community Schools | MI | |
| Centennial High School | C | 2 | 2 | Illinois Regional | Champaign Unit 4 | IL | |
| Champaign Central High School | C | 1 | 1 | Illinois Regional | Champaign Unit 4 School District | IL | |
| Chippewa Valley High School | C | 1 | 1 | | Chippewa Valley Schools | MI | |
| Clague Middle School | B | 1 | 1 | Michigan Science Olympiad Region 3 | Ann Arbor Public School | MI |
|
| Columbus Academy | C | 1 | 1 | Central Ohio Regional Tournament | Gahanna Jefferson | OH | |
| East Grand Rapids High School | C | 2 | 2 | Mi Regional 12 | East Grand Rapids Public Schools | MI | |
| East Middle School - Plymouth | B | 3 | 3 | Wayne Monroe Science Olympiad | Plymouth-Canton Community Schools | MI | |
| Edwardsburg Middle School | B | 2 | 2 | Michigan Science Olympiad Region 3 | Edwardsburg Public Schools | MI | |
| Eisenhower High School | C | 2 | 2 | Macomb County - MI Region 7 | Utica Community Schools | MI |
|
| Forest Hills Northern High School | C | 2 | 2 | Mi Regional 12 | Forest Hills Public Schools | MI | |
| Frankenmuth High School | C | 2 | 2 | | Frankenmuth | MI | |
| Fremont Middle School | B | 1 | 1 | Michigan Science Olympiad Region 3 | Fremont Public Schools | MI | |
| Gower Middle | B | 1 | 1 | | Gower Middle School | IL | |
| Grosse Pointe South High School | C | 3 | 3 | | Grosse Pointe Public School Distric | MI | |
| Hamilton Southeastern High School | C | 1 | 1 | Indiana University Northwest Regional | Hamilton Southeastern Schools | IN | |
| Hamtramck High School | C | 1 | 1 | Region 8 | Hamtramck Public Schools | MI | |
| Hannah Beardsley Middle School | B | 2 | 2 | Illinois Regional | Crystal Lake Elementary School District #47 | IL | |
| Harbor Lights Middle School | B | 1 | 1 | | West Ottawa | MI | |
| Haslett Middle School | B | 2 | 2 | MI Regional 11 | Haslett Public Schools | MI | |
| Hastings High School | C | 1 | 1 | | Hastings Area Schools | MI | |
| Hawthorn Middle South | B | 1 | 1 | Illinois Regional | Hawthorn District 73 | IL | |
| Highland High School | C | 2 | 3 | State | School Town of Highland | IN | |
| Hillside Middle School | B | 2 | 2 | Wayne Monroe Science Olympiad | Northville Public Schools | MI | |
| Hinsdale Central High School | C | 3 | 3 | Illinois Regional | Hinsdale Township High School District 86 | IL | |
| Hinsdale South HS | C | 2 | 2 | Illinois Regional | Hinsdale Township High School District 86 | IL | |
| Holt High School | C | 2 | 2 | Michigan Science Olympiad-R11 | Holt Public Schools | MI | |
| Homewood-Flossmoor High School | C | 1 | 1 | Illinois State Science Olympiad | 233 | IL | |
| Horicon High School | C | 1 | 1 | | Horicon School District | WI | |
| Hudson Middle School | B | 3 | 3 | Akron Regional Science Olympiad (Eastern) | Hudson City Schools | OH |
|
| International Prep Academy | B | 2 | 2 | | Champaign Unit 4 Schools | IL | |
| Lake Central High School | C | 2 | 2 | State | Lake Central School Corp. | IN | |
| Lane Tech College Prep High School | C | 3 | 3 | Chicago Public Schools Regional | Chicago Public Schools | IL | |
| Lansing Homeschooler Scholars | C | 1 | 1 | | Homeschool | MI |
|
| Lansing Homeschoolers - Middle School | B | 1 | 1 | | Homeschool | MI |
|
| Larson Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Troy | MI | |
| Latin School of Chicago Middle School | B | 2 | 2 | | independent | IL | |
| Libertyville High School | C | 2 | 2 | Illinois Regional | District 128 | IL | |
| Lincolnview High School | C | 1 | 1 | BGSU Northwest Ohio Regional | Lincolnview Local Schools | OH | |
| Lisle Senior High School | C | 1 | 1 | Illinois Regional | Lisle CUSD 202 | IL | |
| Macatawa Bay | B | 1 | 1 | Mi Regional 12 | West Ottawa | MI | |
| Macomb Dakota | C | 2 | 2 | | Chippewa Valley Schools | MI | |
| Madison Country Day School | B | 2 | 2 | WI Region 1 | Madison Country Day School | WI | |
| Manistee High School | C | 2 | 2 | Michigan Science Olympiad Region 3 | Manistee Area Public Schools | MI | |
| Marie Murphy School | B | 2 | | Illinois Regional | Avoca School District #37 | IL | |
| Marquette University HS | C | 1 | 1 | | Private | WI |
|
| Mars Hill Academy | B | 1 | 1 | Westlake Science Olympiad | Mason City Schools | OH |
|
| Mason Middle School | B | 3 | 3 | Southwestern Ohio Science Olympiad | Mason City Schools | OH |
|
| McCord Junior High | B | 2 | 2 | BGSU Northwest Ohio Regional | Sylvania Schools | OH | |
| Meads Mill Middle School | B | 2 | 2 | Wayne Monroe Science Olympiad | Northville Public Schools | MI |
|
| Metro Early College High School | C | 1 | 1 | Central Ohio Regional Tournament | Metro Schools | OH |
|
| Millennium Middle School | B | 2 | 2 | MI Regional 06 | South Lyon Community Schools | MI | |
| Naper Valley Homeschool | B | 1 | 1 | Illinois Regional | Homeschool | IL |
|
| Naperville Central High School | C | 2 | 2 | | Naperville CUSD203 | IL | |
| New Richmond Middle School | B | 2 | 2 | | School District of New Richmond | WI |
|
| Nikolay Middle School | B | 2 | 2 | WI Region 1 | School District of Cambridge | WI | |
| Northern Hills Middle School | B | 2 | 2 | Mi Regional 12 | Forest Hills Public Schools | MI | |
| Northville High School | C | 1 | | | Northville | MI | |
| Novi Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Novi Community School District | MI | |
| Ottawa Hills High School | C | 2 | 2 | BGSU Northwest Ohio Regional | Ottawa Hills Local Schools | OH | |
| Payson Seymour Jr.-Sr. High School | B | 1 | 2 | | Payson CUSD #1 | IL | |
| Payson Seymour Jr.-Sr. High School | C | 1 | 1 | | Payson CUSD #1 | IL | |
| Pennfield Middle School | B | 1 | 1 | | Pennfield Schools | MI | |
| Pilgrim Park Middle School | B | 1 | 1 | | Elmbrook Schools | WI | |
| Pittsville High School | C | 1 | 1 | | Pittsville School District | WI | |
| Plainfield North High School | C | 3 | 3 | Illinois Regional | Plainfield School District 202 | IL |
|
| Portage Northern High School | C | 2 | 2 | Michigan SO Region 10 | Portage Public Schools | MI | |
| Raymond Park Intermediate and Middle School | B | 1 | 1 | State | MSD Warren Township | IN | |
| Rittmueller Middle School | B | 1 | 1 | Mott Community College | Frankenmuth | MI | |
| Riverton Middle School | B | 1 | 1 | | Riverton CUSD #14 | IL |
|
| Salem High School | C | 1 | 1 | Wayne Monroe Science Olympiad | Plymouth Canton Community Schools | MI | |
| Saline High School | C | 3 | 3 | Michigan Science Olympiad Region 3 | Saline Area Schools | MI | |
| Slauson Middle School | B | 3 | 3 | | Ann Arbor Public Schools | MI |
|
| Slinger High School | C | 2 | 2 | WI Region 1 | Slinger | WI | |
| South Arbor Charter Academy | B | 2 | 2 | MI Regional 09 | National Heritage Academies | MI | |
| South Lake High School | C | 1 | 1 | | South Lake Public Schools | MI | |
| South Lyon High School | C | 1 | 1 | Oakland County - MI Region 6 | South Lyon Schools | MI | |
| South Middle School (IL) | B | 2 | 2 | | Arlington Heights School District 25 | IL | |
| South Middle School (WI) | B | 3 | 3 | | Eau Claire Area School District | WI | |
| South Vermillion High School | C | 1 | | Ivy Tech Terre Haute | South Vermillion Community Schools | IN | |
| St. Charles Borromeo | B | 2 | 2 | Western Ohio Regional Tournament | Archdiocese of Cincinnati | OH | |
| St. Petronille | B | 2 | 2 | | Diocese of Joliet | IL | |
| St. Xavier High School | C | 1 | 1 | Southwestern Ohio Science Olympiad | St. Xavier High School | OH | |
| Swartz Creek High School | C | 1 | 1 | | Swartz Creek Community Schools | MI | |
| Tappan Middle School | B | 1 | 1 | Region 9 | Ann Arbor Public Schools | MI | |
| Test High School | C | 3 | 3 | | Test District | WI | |
| Test Middle School | B | 3 | 2 | | Test District | WI | |
| Thomas Middle School | B | 3 | 3 | Illinois Regional | Arlington Heights School District 25 | IL | |
| Timberstone Junior High | B | 2 | 2 | BGSU Northwest Ohio Regional | Sylvania Schools | OH | |
| Troy Athens High School | C | 1 | 1 | Oakland County - MI Region 6 | Troy Schools | MI | |
| University High School | C | 1 | 1 | Illinois State Science Olympiad | Illinois State University | IL | |
| University Laboratory High School | C | 2 | 2 | Parkland | University of Illinois | IL | |
| Warren High School | C | 1 | 1 | Southeastern | Warren Local Schools | OH | |
| Warren Middle School | B | 2 | 2 | Southeast Ohio Regional (Marietta) | Warren Local Schools | OH | |
| Waunakee Middle School | B | 1 | 1 | WI Region 1 | Waunakee Community School District | WI | |
| West Ottawa High School | C | 1 | 1 | | West Ottawa | MI | |
| Whitney M. Young Magnet High School | B | 1 | 1 | | Chicago Public Schools | IL |
|
| Whitney M. Young Magnet High School | C | 2 | 2 | | Chicago Public Schools | IL |
|
| William Jones College Prep High School | C | 1 | 1 | Illinois Regional | Chicago Public Schools | IL | |
| Wredling Middle School | B | 2 | 3 | Western Suburbs | CUSD 303 | IL | |