The Top 10 Online High Schools Providers in 2026

American High School Academy (AHSA), based in Miami, Florida, is a fully accredited academic institution that offers a diverse range of programs. Their mission is to deliver high-quality education, preparing students for college and beyond, which is further validated by their Cognia(R) Accreditation. They offer flexible learning options, such as classroom-based, hybrid, and virtual learning, adaptable to the needs of the modern student. AHSA also provides a second chance for students who have struggled in traditional settings, embodying an inclusive environment. Their new campus hosts a STEM Aviation/Aerospace Magnet Program, showcasing their commitment to equipping students with cutting-edge skills.

Liberty University, a Christian institution based in Virginia, is a noteworthy player in the American online high school landscape. With over 600 online programs, including a 100% online K-12 academy, Liberty offers a breadth of academic opportunities. The university's commitment to faith-inspired academic excellence is evident in its dual focus on educational rigor and spiritual development. The Champion Center, an upcoming space on campus, showcases Liberty's growth and unwavering dedication to its Christ-centered mission. With a robust range of degrees to choose from and a faculty of gifted educators, Liberty University is a compelling choice for those seeking a high-quality, faith-based online high school education.

Citizens High School offers a comprehensive range of online high school courses, catering to various student needs and circumstances. The programs are designed with a focus on student outcomes and offer a variety of pathways including diplomas for college and career, homeschooling support, and programs for military recruits and teen moms. More than just a diploma mill, CHS provides its students with a well-rounded academic foundation, offering over 150 courses, and boasts accreditation from reputable bodies such as the Middle States Association Commission and the Distance Education Accrediting Commission. With a history dating back to 1983 and over 8,000 graduates, CHS is a compelling choice for students seeking flexibility, support, and recognized credentials in their high school education.

Whitmore School, a pioneer in online high school education in the US, has been empowering students with self-paced learning since 1994. With a unique blend of traditional curriculum and forward-thinking approach, the school focuses on enhancing critical thinking skills and fostering individual strengths. The school boasts a dedicated guidance team, ensuring proactive communication with parents and students, and offering additional supports like a personal College Advisor. Whitmore School's global reach is evident in its diverse student body, hailing from 49 states and 75 countries. The school's adaptability is also seen in its acceptance of School Choice State Funded Scholarships, potentially making quality education more accessible for many students.

Excel High School revolutionizes learning with its accredited online programs, tailored to cater to the unique needs of middle school, high school, and adult learners. With its flexible, self-paced model, it successfully accommodates the varying schedules of students, while maintaining high standards of education. Excel's course offerings are broad, with options for standard, honors, and advanced placement programs, as well as a specifically designed adult diploma program. Notably, its coursework is NCAA-approved, making it a reliable choice for student-athletes. With comprehensive support systems, such as AI tutoring and state voucher programs, Excel High School stands as a modern, accessible, and high-quality choice for online learning.

The Gilder Lehrman Institute of American History presents an impressive array of online educational resources tailored to a variety of audiences. With a strong emphasis on American History, the institution offers an all-encompassing, interactive learning experience. Notable offerings include self-paced courses, a Master's Degree program, and enriching summer programs for high school students. They also provide professional development opportunities for K-12 educators. The institute also stands out for its innovative online initiatives like the 'Citizenship Challenge' and 'Which Founder Are You?' quiz, which add an engaging twist to traditional historical studies.

The University of Nebraska High School (UNHS) sets itself apart in the realm of online high schools in the United States, not only through its rich history of providing distance education since 1929 but also through its commitment to flexibility and student success. With a course offering exceeding 100 options, including core, elective, AP, dual credit, and NCAA-approved courses, UNHS caters to a diverse range of student needs and interests. Its partnership with the University of Nebraska at Omaha enhances its academic appeal, offering students the opportunity to gain college credit. The school's focus on the individual is evident in spotlights featuring students' achievements in various fields, from sports to international experiences. The school also ensures transparency and accessibility with comprehensive information on policies, tuition, and other key factors, demonstrating a strong commitment to providing a reliable and thorough educational experience.

International Schooling is a transformative digital education platform offering an American curriculum to students worldwide. The school is unique in its reach, with over 15,000 students from 190 countries, demonstrating its extensive global impact. Its comprehensive selection of over 500 courses, delivered by a cadre of 600 certified educators, ensures a versatile and enriching learning experience. The platform's user-friendly interface is praised by parents and appreciated for its simplicity. Furthermore, the institution's accreditations from Cognia and WASC underline its credibility and commitment to maintaining high educational standards. This combination of global reach, diverse course offerings, and recognized accreditations positions International Schooling as a leader in the realm of online high schools.

Forest Trail Academy, based in West Palm Beach, Florida, offers an extensive range of online educational programs from kindergarten through high school. The academy shows a commitment to diverse student needs, with a selection of curricula that target not only different age groups but also varying student types, such as athletes, international students, and students with special needs. It also offers homeschool correspondence, credit recovery, and even summer school programs. Importantly, the academy is accredited, providing a legitimate path to a high school diploma and offering NCAA-approved courses. Tuition rates and discount information are readily available, as well as resources for parents and guidance on the enrollment process, indicating an institution that values transparency.

Sterling Academy stands out as an innovative online high school, serving students not just across the United States, but also those residing abroad. The academy offers a flexible, self-paced learning environment where students have 24/7 access to their classes - a crucial feature for those juggling multiple responsibilities or living in different time zones. From a broad selection of electives to the foundational curriculums of English, Math, Science, and Social Studies, Sterling has a robust array of courses, including Advanced Placement and Honors classes. The school's emphasis on individualized student support is praiseworthy, with one-on-one teacher assistance tailored to each learner's needs. As an accredited institution, credits earned at Sterling Academy are easily transferable, making it a reliable choice for students seeking a quality online education.