Summary
Mount Vernon High School is a public high school serving grades 9–12 in Mount Vernon, Ohio, with 944 students; it is part of the Mount Vernon City district, which ranks 167 of 773 Ohio districts (78th percentile, 4 stars). The high school's latest rank is 288 of 795 schools (64th percentile, 3 stars) for 2025–2026 — a step down from its 2022–2023 peak of 191 of 867 (78th percentile, 4 stars), but still far above its mid-2010s position of 512 of 773 (34th percentile, 2 stars). Graduation rates moved the other way, rising from 90.5% in 2021–2022 to 97.2% in 2025–2026.
On the 2025–2026 Ohio State Tests End-of-Course exams, Mount Vernon scored above the state average in all six subjects, averaging about 72.5 proficiency against Ohio's 63.2. That places it third among nearby comprehensive high schools, behind Centerburg High School (77.0) and Fredericktown High School (74.5). Algebra I is the standout at 78.4%, well above the state's 61.6% and higher than every nearby school with data, and English II is also strong at 75.9%. American Government, at 72.1%, is just 0.5 points above the state and ranks 7th of 9 locally, while Geometry is the lowest absolute score at 47.8%, though still above the state average.
Chronic absenteeism is the clearest challenge: 24.1% in 2025–2026, above the district's 16.1% and higher than every nearby school with reported data, including Danville High School (10.9%) and Highland High School (17.7%). It has improved from 29.4% in 2021–2022, but remains elevated. At 944 students, Mount Vernon is the largest comprehensive high school in its comparison group, and its 18.3 student-teacher ratio is at the high end locally. Subgroup results are uneven but include strengths: 89th percentile (4 stars) for low-income students and 94th percentile (5 stars) for gifted students, with Special Education improving from 44th percentile (2 stars) to 69th percentile (3 stars). Note that some nearby institutions, such as Knox County Career Center, serve different missions and lack comparable test data.
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