Student Grade 7-12
| SCHOOLS | SCHOOL TYPE | STUDENT POPULATION | ESL | CITY | STATE / PROVINCE |
|---|---|---|---|---|---|
| Academy at the Lakes | Boarding School | Co-educational | Yes | Tampa, (Tampa) | Florida |
| Bishop Seabury Academy | Private Day School | Co-educational | Yes | Lawrence, (Kansas City) | Kansas |
| Colorado Springs Christian School | Private Day School | Co-educational | Yes | Colorado Springs, (Denver) | Colorado |
| Garden School | Private Day School | Co-educational | Yes | New York City, (New York) | New York |
| Holy Name Central Catholic School | Private Day School | Co-educational | No | Worcester, (Boston) | Massachusetts |
| The Knox School | Boarding School | Co-educational | Yes | Long Island | New York |
| Maur Hill – Mount Academy | Boarding School | Co-educational | Yes | Atchison | Kansas |
| Montverde Academy | Boarding School | Co-educational | Yes | Montverde | Florida |
| Nawa Academy | Boarding School | Co-educational | Yes | French Gulch, (Redding) | California |
| Notre Dame High School | Private Day School | All-girls | No | Belmont, (San Francisco) | California |
| Pentucket Regional School District | Public High School | Co-educational | No | West Newbury, (Boston) | Massachusetts |
| Peoria Unified Schools | Public High School | Co-educational | Yes | Peoria, (Phoenix) | Arizona |
| Perkiomen School | Boarding School | Co-educational | Yes | Pennsburg, (Philadelphia) | Pennsylvania |
| Saint Clement Junior/Senior High School | Private Day School | Co-educational | No | Medford, (Boston) | Massachusetts |
| St. Bernard Preparatory School | Boarding School | Co-educational | No | Cullman | Alabama |
| St. Bernard’s Catholic School | Boarding School | Co-educational | No | Eureka, (San Francisco) | California |
| St. Peter-Marian Jr. - Sr. High School | Private Day School | Co-educational | No | Worcester, (Boston) | Massachusetts |
| Union Christian Academy | Private Day School | Co-educational | No | Fort Smith, (Little Rock) | Arkansas |
| Valley Forge Military Academy | Boarding School | Co-educational | Yes | Wayne, (Philadelphia) | Pennsylvania |
| Walther Lutheran High School | Private Day School | Co-educational | No | Melrose Park, (Chicago) | Illinois |