Summary:
ZIP code 43050, covering Mount Vernon and nearby areas, has 8 schools serving pre-kindergarten through 12th grade: five elementary schools (PK–5), one middle school (6–8), and two high schools (9–12). Seven are in Mount Vernon City, which is ranked 167th of 773 Ohio districts, in the 78th percentile with 4 stars; the other is Knox County Career Center in Knox County JVSD. Total enrollment is 3,676.
Among the standouts, East Elementary School is the clear top performer: ranked 105th of 1,560 elementary schools, 93rd percentile, 5 stars, with very high science, math, and ELA scores and chronic absenteeism at 10.9%. Twin Oak Elementary School is also strong at 84th percentile and 4 stars, though its 2025–2026 ELA scores dipped from a 5-star 2024–2025. Mount Vernon Middle School is a 4-star school with 100% Algebra I proficiency in both 2025–2026 and 2024–2025, plus strong Math 8 and Science 8 results. Columbia Elementary School has improved to 73rd percentile and 4 stars, with the lowest chronic absenteeism at 6.4%. Dan Emmett Elementary School is also a 4-star school at 76th percentile, while Pleasant Street Elementary School is the lowest-ranked at 47th percentile and 2 stars, with math proficiency well below state averages. Mount Vernon High School has a 97.2% graduation rate but declining rank, Geometry proficiency of 47.8%, and the highest absenteeism at 24.1%. Knox County Career Center has no ranking or test data here; it reports 48.75% free/reduced lunch and the lowest student-teacher ratio, 9.7.
Attendance is a major dividing line: chronic absenteeism ranges from 6.4% at Columbia Elementary School to 24.1% at Mount Vernon High School, compared with the district rate of 16.1%. Spending per student in 2018–2019 averages $8,575, but higher spending or lower student-teacher ratios do not clearly match higher achievement. Free/reduced lunch is unknown for Mount Vernon City schools, and spending data is dated, so comparisons are limited. Overall, ZIP code 43050 has high-performing elementary schools, a middle school with an exceptional Algebra I result, and a large high school facing attendance and Geometry challenges, alongside one elementary school needing targeted math support.
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