Texas Online Preparatory School (TOPS) is a tuition-free online public school designed for the success of 3-12 students in Texas.

Fort Kent Community High School is located in Fort Kent, Maine.

South Windsor High School is located in South Windsor, Connecticut. It currently serves grades 9-12 with approximately 1,364 students and a 13:1 student-teacher ratio. It is the only high school in South Windsor, but also admits students from Hartford through the Open Choice Program.

Choate Rosemary Hall is a private, co-educational, college-preparatory boarding school in Wallingford, Connecticut. It took its present name and began a co-educational system with the merger in 1971 of two single-sex schools: The Choate School for boys and Rosemary Hall for girls.

Deer Park Jr/Sr High School

Calvary Day School is a private school located in Winston-Salem, North Carolina.

Central Bucks High School - West, often shortened to CB West, is a public high school housing students in grades ten through twelve. It is located in Doylestown, Pennsylvania and is part of the Central Bucks School District. 

Annapolis Christian Academy is located in Corpus Christi, Texas.

Melissa High School is a public high school in Melissa, Texas. It is part of the Melissa Independent School District in north-central Collin County and classified as a 5A school by the UIL. 

David H. Ponitz Career Technology Center is a technical school located in downtown Dayton, Ohio. Ponitz enrolls 800 students in grades 9-12 annually. Ponitz is also part of the Dayton Public School District.

Heritage High School is a public high school located in Frisco, Texas and is part of the Frisco Independent School District. Heritage opened for the first time to freshmen and sophomore students in the fall of 2009. In 2015, the school was rated "Met Standard" by the Texas Education Agency. 

Ardrey Kell High School is a public high school in the Ballantyne neighborhood of Charlotte, North Carolina, United States. Part of Charlotte-Mecklenburg Schools, it opened in 2006. 

Established in 1961, Avail Academy (formerly Calvin Christian School) provides K-12 Christian education in the North and South Twin City metro areas. Avail Academy is accredited by Christian Schools International (CSI), and is affiliated with the Minnesota Independent Schools Forum (MISF).

International School is a 6th–12th school in the Bellevue School District. The school follows a seven by seven curriculum wherein students pursue studies in seven core academic areas for all seven years of attendance.

Evergeen Valley School is a comprehensive, 4-year high school located in the Evergreen area of San Jose, California, and is part of the East Side Union High School District.

Centennial High School is one of ten public high schools in the Frisco Independent School District in Frisco, Texas. It serves grades nine through twelve.

Mission Early College High School is a high school located in the Socorro Independent School District in El Paso, Texas. The school combines the normal Texas Education Agency curriculum with that of El Paso Community College.

Wolcott High School is located in Wolcott, Connecticut.

Green Level High School is located in Cary, North Carolina.

Grand Haven High School is located in Grand Haven, Michigan.