| | | | | |
| Allendale High School | C | 2 | Mi Regional 12 | Allendale Public Schools | MI |
| Allendale Public Middle School | B | 1 | Division 12 | Allendale Public Schools | MI |
| Battle Creek Central High School | C | 1 | | Battle Creek Public Schools | MI |
| Chandler Woods Charter Academy | B | 3 | Mi Regional 12 | NHA Charter | MI |
| East Grand Rapids High School | C | 2 | Mi Regional 12 | East Grand Rapids Public Schools | MI |
| Forest Hills Central High | C | 2 | Mi Regional 12 | Forest Hills Public Schools | MI |
| Forest Hills Central Middle School Primary | B | 2 | Mi Regional 12 | Forest Hills Public Schools | MI |
| Fremont Middle School | B | 1 | Michigan Science Olympiad Region 3 | Fremont Public Schools | MI |
| Grace Christian Academy | C | 1 | Mi Regional 12 | Private | MI |
| Grace Christian Academy | B | 1 | Mi Regional 12 | Private | MI |
| Greenville High School | C | 1 | Michigan Science Olympiad-R11 | Greenville Public Schools | MI |
| Hamilton High School | C | 1 | | Hamilton Community School | MI |
| Hamilton Middle School | B | 1 | | Hamilton Community Schools | MI |
| Harbor Lights Middle School | B | 2 | | West Ottawa | MI |
| Hastings High School | C | 1 | | Hastings Area Schools | MI |
| Holland Christian High School | C | 1 | | Holland Christian Schools | MI |
| Holy Trinity Catholic School | B | 1 | Mi Regional 12 | Diocese of Grand Rapids | MI |
| Hudsonville High School | C | 2 | Mi Regional 12 | Hudsonville Public Schools | MI |
| Lakeshore Middle School - Grand Haven | B | 2 | Mi Regional 12 | Grand Haven Area Public Schools | MI |
| Macatawa Bay | B | 2 | Mi Regional 12 | West Ottawa | MI |
| Manistee High School | C | 2 | Michigan Science Olympiad Region 3 | Manistee Area Public Schools | MI |
| Mattawan High School | C | 2 | Mi Regional 12 | Mattawan Consolidated Schools | MI |
| Northern Hills Middle School | B | 2 | Mi Regional 12 | Forest Hills Public Schools | MI |
| Northview | C | 1 | Region 12- Kent | Northview Public Schools | MI |
| Plymouth Christian High School | C | 1 | | Grand Rapids | MI |
| Plymouth Christian Middle School | B | 1 | | Grand Rapids | MI |
| Portage Northern High School | C | 2 | Michigan SO Region 10 | Portage Public Schools | MI |
| Riley Street Middle School | B | 1 | Mi Regional 12 | Hudsonville Public Schools | MI |
| Saline High School | C | 2 | Michigan Science Olympiad Region 3 | Saline Area Schools | MI |
| Three Rivers High School | C | 1 | | Three Rivers Community Schools | MI |
| Three Rivers Middle School | B | 1 | | Three Rivers Community Schools | MI |
| West Michigan Aviation Academy | C | 2 | Mi Regional 12 | charter school | MI |
| West Ottawa High School | C | 2 | | West Ottawa | MI |
| White Pines Intermediate School | B | 2 | Mi Regional 12 | Grand Haven Area Public Schools | MI |