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Apex High School | C | 3 | 3 | | Wake County | NC | |
Arcadia High School | C | 2 | 2 | SoCal Joint Regional | Arcadia Unified School District | CA |
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Archimedean Upper Conservatory | C | 3 | 3 | Southeast Regional at Florida Atlantic University | Miami-Dade | FL | |
Austin Area Homeschool Div C | C | 1 | 1 | | Homeschool | TX | |
Brentwood High School | C | 2 | | Tennessee Region 1 | Williamson County Schools | TN | |
Cary Academy- Upper School | C | 3 | 3 | | independent | NC | |
Cedar Ridge High School | C | 2 | | | Orange County Schools | NC | |
Chaminade High School | C | 3 | | Nassau West (C) | None - private school | NY | |
Chaminade-Madonna College Preparatory | C | 2 | | West Regional VIRTUAL (hosted by Hillsborough College) | Private | FL | |
Chapel Hill High School | C | 4 | | | Chapel Hill Carrboro City School | NC | |
Charlotte Catholic High School | C | 2 | | | Mecklenburg Area Catholic Schools | NC | |
Clinton Senior High School | C | 2 | 2 | | Clinton | NY |
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Collegiate School | C | 2 | | | New York City | NY | |
Cox Mill High School | C | 2 | | | Cabarrus County | NC | |
D. H. Conley High School | C | 2 | | | Pitt County Schools | NC |
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Diamond Bar High School | C | 1 | | SoCal Joint Regional | Walnut Valley Unified School District | CA |
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Durham Academy Upper School | C | 2 | 2 | | Independent School | NC | |
Eastern Camden County Regional HS | C | 2 | | New Jersey Science Olympiad | Eastern Camden County Regional High School District | NJ | |
Eastern Camden County Regional School District | C | 2 | | | Eastern Camden County Regional School District | NJ | |
Fairfax High School | C | 2 | | Written Test Day (1/22) | Fairfax County Public Schools | VA | |
Francis Lewis High School | C | 2 | | | NYC District 26 | NY |
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Green Hope High School | C | 1 | | | Wake | NC |
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Green Level High School | C | 4 | | | Wake County | NC | |
Highland Park High School | C | 1 | | Northeast Regional | Topeka Public Schools | KS | |
Iolani School | C | 1 | | 2022 HSSO Leeward Regional | Oahu | HI | |
Isaac Bear Early College | C | 3 | 3 | | New Hanover County | NC | |
James Madison High School | C | 3 | | Written Test Day (1/22) | Fairfax County Public Schools | VA | |
Lee Early College | C | 1 | | | Lee | NC | |
Lincolnview High School | C | 1 | | BGSU Northwest Ohio Regional | Lincolnview Local Schools | OH | |
Longmeadow High School | C | 1 | | Massachusetts State Science Olympiad | Longmeadow Public Schools | MA | |
Lyme-Old Lyme High School | C | 1 | | NA | Region 18 | CT | |
Mallard Creek High School | C | 2 | | | Charlotte Mecklenburg Schools | NC | |
Manistee High School | C | 1 | | Michigan Science Olympiad Region 3 | Manistee Area Public Schools | MI | |
Marvin Ridge High | C | 4 | | | Union County | NC | |
Middle Creek High School | C | 2 | | | Wake County PS | NC | |
Mt. Vernon High School | C | 1 | | Ivy Tech Lafayette Div. C | Mt. Vernon Community School Corporation | IN | |
NewTestAlex | C | 2 | | | testdistrict | NC | |
North Austin Science Alliance | C | 1 | | University of Texas Regional | Homeschool | TX | |
North Carolina School of Science and Mathematics | C | 2 | 2 | | University of North Carolina | NC | |
North Mecklenburg High School | C | 1 | | | Charlotte Mecklenburg Schools | NC |
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Oklahoma School of Science and Mathematics | C | 2 | | OKSciOly Regional 1 | None | OK | |
Olympia High School | C | 1 | | Central Regional at Lake Brantley High School | Orange County Public Schools | FL | |
Panther Creek High School | C | 2 | | | Wake County | NC | |
Plattsburgh High School | C | 3 | | Adirondack | Plattsburgh High School | NY | |
Princeton Day School (HS) | C | 2 | | New Jersey Science Olympiad | Private | NJ | |
Raleigh Charter High School | C | 2 | | National Ready Tournament | Charter | NC | |
Research Triangle High School | C | 2 | 2 | | Charter-Durham | ND | |
Rochester HS | C | 2 | | Oakland County - MI Region 6 | Rochester Community Schools | MI | |
Sacred Heart Greenwich | C | 1 | | CT Regional 1 | Private | CT | |
Sharon High School | C | 1 | | Massachusetts State Science Olympiad | Sharon | MA | |
Simon G. Atkins Academic and Technology High School | C | 3 | | | Winston Salem/Forsyth County Schools | NC | |
Smithtown High School East | C | 3 | | | Smithtown Central School District | NY | |
Socorro High School | C | 1 | | New Mexico Southwest Regional Science Olympiad | Socorro Consolidated Schools | NM | |
South County High School | C | 3 | | Written Test Day (1/22) | Fairfax County Public Schools | VA | |
South Pasadena High School | C | 2 | 2 | SoCal Joint Regional | South Pasadena Unified School District | CA | |
St. Paul Academy & Summit School | C | 2 | | Minnesota Science Olympiad | St. Paul Academy & Summit School | MN | |
Stuyvesant High School | C | 2 | | New York City South Regional | New York City Geographic District #2 | NY | |
Susan E. Wagner High School | C | 1 | | | New York City District 31 | NY | |
test school duke | C | 2 | | | test | NC | |
The Early College at Guilford | C | 3 | 3 | Greensboro (UNC Greensboro) | Piedmont-Triad | NC | |
The O'Neal School | C | 2 | 2 | | National Association of Independent Schools | NC | |
Thomas Jefferson Classical Academy | C | 1 | | | charter | NC |
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Townsend Harris High School | C | 2 | | | New York Geographic District #25 | NY | |
Townsend Harris High School | C | 2 | | New York | NYC Department of Education | NY | |
Triangle Math and Science Academy | C | 2 | | Southern Wake Tournament. | Wake County District | NC | |
University High School | C | 2 | | SoCal Joint Regional | Irvine Unified School Distrcit | CA | |
Vernon Hills High School | C | 3 | 3 | Illinois Regional | Community High School District 128 | IL | |
Wake Early College of Health & Sciences | C | 2 | | | Wake County | NC | |
Walnut High School | C | 2 | | SoCal Joint Regional | Walnut Valley Unified School District | CA | |
Walton High School | C | 3 | | UNG - Dahlonega C Regional | Cobb County | GA |
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West Chester East High School | C | 1 | | Southeast Regional at Bayard Rustin HS | West Chester Area School District | PA | |
West Windsor-Plainsboro HS North | C | 2 | | New Jersey Science Olympiad | West Windsor-Plainsboro Regional School District | NJ | |
William G. Enloe High School | C | 3 | | North Carolina | Wake County | NC | |
Winchester High School | C | 1 | | MA 1 | Winchester Public Schools | MA | |