Coconino County Education: Which school had most students enrolled in 2025-26 school year?

Flagstaff High School had the highest enrollment among Coconino County schools, welcoming 1,637 students during the 2025-26 academic year, according to the Arizona Department of Education.

Of all the students welcomed in the 2025-26 school year, 50.2% were boys, and 49.8% were girls.

The most represented ethnicity among Flagstaff High School students was Asian, accounting for 0% of the student population.

Among the 45 schools in Coconino County, Coconino High School ranked second in enrollment numbers with 1,386 students, while Page High School welcomed 1,049 students and ranked third in the 2025-26 school year.

Flagstaff High School is part of Flagstaff Unified District, which roughly covers schools within Coconino County and has a main office in Flagstaff.

In the previous school year, CCASD Online Instruction had the highest number of students among Coconino County schools.

Arizona ranks dead last in educational success among U.S. states, according to World Population Review, which graded states based on K–12 performance, funding, higher education, and safety.

Arizona’s K-12 enrollment is shifting amid a declining school-aged population, projected to drop by 40,000 by 2028, according to the Common Sense Institute.

Information in this story was obtained from the Arizona Department of Education. The source data can be found here.