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| Academy High | C | 1 | 1 | Illinois Regional | Academy High | IL | |
| Adlai E. Stevenson High School (IL) | C | 3 | | | Lincolnshire District 125 | IL |
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| Advanced Technology Academy | B | 1 | 1 | Region 8 | Advanced Technology Academy | MI | |
| Alexander Graham Bell Elementary School | B | 4 | 4 | Chicago Public Schools | Chicago Public Schools | IL | |
| Algonquin Middle School | B | 1 | 1 | MI Regional 07 | Chippewa Valley Schools | MI |
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| Ann Arbor Huron High School | C | 1 | 1 | Michigan Regional 9 | Ann Arbor Public Schools | MI |
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| Ann Arbor Pioneer High School | C | 3 | 3 | Michigan SO Region 9 | Ann Arbor Public Schools | MI |
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| Baker Middle School | B | 2 | 2 | Oakland County - MI Region 6 | Troy School District | MI | |
| Bednarcik Junior High School | B | 2 | 2 | Illinois Regional | Oswego CUSD 308 | IL |
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| Boulan Park Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Troy School District | MI | |
| Brighton High School | C | 3 | 3 | Michigan Region 11 | Brighton Area Schools | MI | |
| Campton Clovers | C | 1 | 1 | NA | Illinois Extension - Kane 4H Club | IL | |
| Canton High School | C | 1 | 1 | | Plymouth Canton | MI | |
| Canton High School | C | 1 | | Wayne Monroe Science Olympiad | Plymouth Canton Community Schools | MI | |
| Champaign Central High School | C | 1 | 1 | Illinois Regional | Champaign Unit 4 School District | IL | |
| Chippewa Middle School | B | 2 | 2 | Michigan | Okemos Public Schools | MI |
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| Chippewa Valley High School | C | 2 | 2 | Macomb #7 | Chippewa Valley Schools | MI |
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| Clague Middle School | B | 3 | 3 | Michigan, Region 9 | Ann Arbor Public School | MI |
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| Conestoga Valley High School | C | 1 | 1 | Central Region at Millersville University | Conestoga Valley School District | PA | |
| Cumberland Valley High School | C | 2 | 2 | Central Region at Millersville University | Cumberland Valley School District | PA |
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| Dunlap High School | C | 2 | 2 | Illinois Regional | CUSD 323 | IL | |
| Eagle View Middle School | B | 2 | 2 | Central Region at Millersville University | Cumberland Valley School District | PA | |
| East Grand Rapids High School | C | 1 | 1 | Mi Regional 12 | East Grand Rapids Public Schools | MI | |
| Edina High School | C | 2 | 2 | Minnetonka, MN | Edina Public Schools | MN | |
| Edwardsburg Middle School | B | 2 | 2 | Michigan Science Olympiad Region 10 | Edwardsburg Public Schools | MI | |
| Eisenhower High School | C | 2 | 2 | Macomb County - MI Region 7 | Utica Community Schools | MI |
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| Forest Hills Eastern High School | C | 2 | 2 | Mi Regional 12 | Forest Hills Public Schools | MI | |
| Forest Hills Northern High School | C | 2 | 2 | | Forest Hills Public Schools | MI | |
| Frankenmuth High School | C | 1 | 1 | | Frankenmuth | MI | |
| Fremont Middle School | B | 2 | 2 | | Fremont Public Schools | MI | |
| G.W. Carver High School | C | 2 | | Southeast Regional at PSU Abington | School District of Philadelphia | PA | |
| Grand Haven High School | C | 1 | 1 | Mi Regional 12 | Grand Haven Area Public Schools | MI | |
| Greenville High School | C | 2 | 2 | Michigan Science Olympiad-R11 | Greenville Public Schools | MI | |
| Grosse Pointe South High School | C | 1 | 1 | | Grosse Pointe | MI | |
| Hamilton Southeastern High School | C | 2 | 2 | Butler University Regional | Hamilton Southeastern Schools | IN |
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| Harbor Lights Middle School | B | 2 | 2 | | West Ottawa | MI | |
| Hillside Middle School | B | 4 | 4 | | Northville | MI | |
| Hinsdale Central High School | C | 3 | 3 | Illinois Regional | Hinsdale Township High School District 86 | IL | |
| Holt High School | C | 2 | 2 | Michigan Science Olympiad-R11 | Holt Public Schools | MI | |
| Incarnate Word Academy | B | 1 | 1 | Northeast & Northern Ohio Regional Tournament | PARMA CSD | OH |
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| International Academy Bloomfield Hills West | C | 3 | 3 | Oakland County - MI Region 6 | Huron Valley School Distric | MI | |
| JR Masterman School | C | 2 | 2 | Southeast Regional at PSU Abington | School District of Philadelphia | PA | |
| Jungman STEM Magnet | B | 1 | 1 | Jungman Eagles | Chicago Public Schools | IL | |
| Keller Regional Gifted Center | B | 1 | 1 | Illinois | Chicago Public Schools | IL | |
| Keystone Academy | B | 2 | 2 | Region 8 | Charter School | MI | |
| L'Anse Creuse High School North | C | 1 | 1 | | L'Anse Creuse Public Schools | MI | |
| Lake Central High School | C | 1 | 1 | State | Lake Central School Corp. | IN | |
| Lakota East High School | C | 2 | 2 | Region 5: Southwestern | Lakota Local School District | OH | |
| Lane Tech Academic Center | B | 2 | 2 | Chicago Public Schools | Chicago Public Schools | IL | |
| Lane Tech College Prep HS | C | 5 | 5 | Chicago Public Schools | Chicago Public Schools | IL | |
| Lansing Homeschool Scholars | C | 1 | 1 | Region 11 | Lansing HEART | MI |
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| Larson Middle School | B | 4 | 4 | Oakland County - MI Region 6 | Troy | MI | |
| Latin School of Chicago | B | 2 | 2 | Illinois Regional | independent | IL | |
| Lee M. Thurston High School | C | 2 | 2 | Wayne Monroe Science Olympiad | South Redford School District | MI | |
| Legg Middle School | B | 1 | 1 | Midwest | Coldwater Community Schools | MI |
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| Lenape Middle School | B | 2 | 1 | | Central Bucks School District | PA | |
| Liberty Middle School | B | 1 | 1 | Valpo Regional | Duneland School Corporation | IN | |
| Lincolnview High School | C | 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 | 2 | 2 | Mi Regional 12 | West Ottawa | MI | |
| Macomb Dakota | C | 2 | 2 | | Chippewa Valley Schools | MI | |
| Madison Country Day School | B | 1 | 1 | WI Region 1 | Madison Country Day School | WI | |
| Maj. Hector Garcia MD High School | C | 1 | 1 | Illinois | Chicago Public Schools | IL | |
| Maple School | B | 3 | 3 | IL | Northbrook/Glenview D30 | IL | |
| Marquette University HS | C | 2 | 2 | Southeast WI | Private | WI |
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| Mars Hill Academy | B | 1 | 1 | Southwestern Ohio Science Olympiad | Private | OH |
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| Mars Hill Academy | C | 1 | 1 | | Private | OH |
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| Mattawan Middle School | B | 2 | 2 | Michigan SO Region 10 | Mattawan Consolidated Schools | MI | |
| Meads Mill Middle School | B | 2 | 2 | | Northville Public Schools | MI |
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| Metro Early College High School | C | 1 | 1 | Central Ohio Regional Tournament | Metro Schools | OH |
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| Middleton High School | C | 2 | 2 | Madison Regional | Middleton Cross Plains Area School District | WI | |
| Mountain View Middle School | B | 2 | 2 | Central Region at Millersville University | Cumberland Valley School District | PA | |
| Nikolay Middle School | B | 2 | 2 | WI Region 1 | School District of Cambridge | WI | |
| Northern Hills Middle School | B | 3 | 3 | Mi Regional 12 | Forest Hills Public Schools | MI | |
| Northside College Prep | C | 2 | 2 | CPS | CPS | IL | |
| Northville High School | C | 4 | 4 | | Northville | MI | |
| Norwell High School | C | 1 | 1 | Ivy Tech Lafayette Regional | Norwell Community Schools | IN | |
| Novi High School | C | 3 | | Oakland County - MI Region 6 | Novi Community School District | MI |
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| Novi Meadows | B | 2 | 2 | Novi Meadows | Novi Community School District | MI | |
| Novi Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Novi Community School District | MI | |
| Ottawa Hills High School | C | 2 | | BGSU Northwest Ohio Regional | Ottawa Hills Local Schools | OH | |
| Ottawa Hills JH | B | 2 | 2 | BGSU Northwest Ohio Regional | Ottawa Hills | OH | |
| Our Lady of Mount Carmel Academy | B | 3 | 3 | | Private | IL | |
| Payton College Prep | C | 3 | 3 | Walter Payton College Prep | Chicago Public Schools | IL | |
| Peirce Middle School | B | 1 | 1 | Central East Region at Kutztown University | West Chester | PA | |
| Penncrest High School | C | 1 | | | Rose Tree Media | PA | |
| Plainfield East High School | C | 2 | 2 | Illinois Regional | Plainfield Community Consolidated School District 202 | IL | |
| Plainfield North High School | C | 3 | 3 | Illinois Regional | Plainfield School District 202 | IL | |
| Platteville Middle School | B | 3 | 3 | WI Region 1 | Platteville | WI | |
| Plymouth High School | C | 2 | 2 | Wayne Monroe Science Olympiad | Plymouth-Canton Community Schools | MI | |
| Portage Northern High School | C | 2 | 2 | Michigan SO Region 10 | Portage Public Schools | MI | |
| Prairie Ridge High School | C | 1 | 1 | Illinois Regional | CLCHS D155 | IL |
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| Rittmueller Middle School | B | 1 | 1 | Mott Community College | Frankenmuth | MI | |
| Roald Amundsen High School | C | 1 | 1 | Chicago | Chicago Public Schools | IL | |
| Rochester High School | C | 4 | 4 | MI Regional 06 | Rochester Community Schools | MI |
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| Salem High School | C | 1 | 1 | Wayne Monroe Science Olympiad | Plymouth Canton Community Schools | MI | |
| Saline High School | C | 2 | 2 | Michigan Science Olympiad Region 9 | Saline Area Schools | MI |
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| Saline Middle School | B | 3 | 3 | MI Regional 09 | Saline Area Schools | MI |
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| Skyline High School | C | 1 | 1 | MI Regional 09 | Ann Arbor Public Schools | MI | |
| Slauson Middle School | B | 3 | 3 | | Ann Arbor Public Schools | MI |
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| Smith Middle School | B | 3 | 3 | Oakland County - MI Region 6 | Troy School District | MI | |
| South Arbor Charter Academy | B | 2 | 2 | MI Regional 09 | National Heritage Academies | MI | |
| South Lyon High School | C | 1 | 1 | Oakland County - MI Region 6 | South Lyon Schools | MI | |
| South Middle School (IL) | B | 3 | 3 | Illinois Regional | Arlington Heights School District 25 | IL | |
| South Middle School (WI) | B | 4 | 4 | Boyceville Regional | Eau Claire Area School District | WI | |
| Springman Middle School | B | 1 | 1 | Harper College | Glenview School District 34 | IL | |
| St. Charles Borromeo | B | 2 | 2 | Western Ohio Regional Tournament | Archdiocese of Cincinnati | OH | |
| St. Patrick White Lake | B | 1 | | Region 6- South East | Walled Lake | MI | |
| St. Thomas More | B | 1 | | Indiana University Northwest Regional | Diocese of Gary | IN | |
| Sylvania Southview High School | C | 2 | 2 | BGSU Northwest Ohio Regional | Sylvania City | OH | |
| Tappan Middle School | B | 1 | 1 | Region 9 | Ann Arbor Public Schools | MI | |
| The Roeper School | B | 1 | 1 | | Independent | MI | |
| The Shipley School B | B | 2 | 2 | Southeast Regional at PSU Abington | Lower Merion (Independent) | PA | |
| Tri-North Middle School | B | 1 | 1 | Butler University Regional | Monroe County Community School Corporation | IN | |
| Twin Valley High School | C | 1 | 1 | Central East Region at Kutztown University | Twin Valley School District | PA | |
| University High School | C | 1 | 1 | Illinois State Science Olympiad | Illinois State University | IL | |
| Upper Arlington High School | C | 1 | | Central Ohio Regional Tournament | Upper Arlington School District | OH | |
| Walnut Hills | B | 1 | 1 | Southwestern Ohio Science Olympiad | Cincinnati Public | OH | |
| Washtenaw International High School | C | 2 | 2 | MI Regional 09 | WEOC | MI | |
| Washtenaw Technical Middle College | C | 1 | 1 | Michigan 9th | Washtenaw Technical Middle College | MI | |
| Waunakee High School | C | 2 | 2 | Wisconsin | Waunakee Community School District | WI | |
| Waunakee Middle School | B | 1 | 1 | WI Region 1 | Waunakee Community School District | WI | |
| Waynesboro High School | C | 1 | 1 | Central Region at Millersville University | Waynesboro Area School District | PA | |
| Waynesboro Middle School | B | 1 | 1 | Central Region at Millersville University | Waynesboro Area School District | PA | |
| West Ottawa High School | C | 2 | 2 | 12 | West Ottawa | MI | |
| Winchester Thurston Middle School | B | 2 | 2 | Southwest Region at PennWest California | Winchester Thurston | PA | |
| Winchester Thurston Upper School | C | 1 | 1 | | Winchester Thurston | PA | |
| Wyandot Middle School | B | 1 | 1 | MI Regional 07 | Chippewa Valley Schools | MI | |
| Wyoming High school | C | 2 | 2 | Southwestern Ohio Science Olympiad | Wyoming City Schools | OH | |
| Wyoming Middle School | B | 1 | 1 | Southwestern Ohio Science Olympiad | Wyoming City Schools | OH | |