Serving 323 students in grades 9-12, Jefferson High School ranks in the top 5% of all schools in Missouri for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 60-64% (which is higher than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 65-69% (which is higher than the Missouri state average of 43%).
The student-teacher ratio of 15:1 is higher than the Missouri state level of 12:1.
Minority enrollment is 6% of the student body (majority Black and Hispanic), which is lower than the Missouri state average of 32% (majority Black).
Quick Facts (2025-26)
- Grades: 9-12
- Enrollment: 323 students
- Student-Teacher Ratio: 15:1
- Minority Enrollment: 6%
- Graduation Rate: 90-94% (Top 20% in MO)
- Overall Testing Rank: Top 5%
- Math Proficiency: 60-64% (Top 10%)
- Reading Proficiency: 65-69% (Top 5%)
- Science Proficiency: 35-39% (Top 50%)
- Source: National Center for Education Statistics (NCES), MO Dept. of Education
Top Rankings
Jefferson High School ranks among the top 20% of public schools in Missouri for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Jefferson High School's student population of 323 students has stayed relatively flat over five school years.
The teacher population of 22 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
323 students
Gender %
Total Classroom Teachers
22 teachers
Year Founded
2025
School Calendar
School Rankings
Jefferson High School ranks within the top 5% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of Jefferson High School is 0.12, which is less than the diversity score at state average of 0.51. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#99 out of 2076 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
60-64%
40%
Reading/Language Arts Test Scores (% Proficient)
65-69%
43%
Science Test Scores (% Proficient)
35-39%
38%
Student-Teacher Ratio
15:1
12:1
American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
2%
8%
Black
2%
15%
White
94%
68%
Hawaiian
n/a
1%
Two or more races
2%
6%
All Ethnic Groups
Graduation Rate
90-94%
90%
Eligible for Free Lunch
16%
42%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MO Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Jefferson High School's ranking?
Jefferson High School is ranked #99 out of 2,076 schools, which ranks it among the top 5% of public schools in Missouri.
What schools are Jefferson High School often compared to?
Jefferson High Schoolis often viewed alongside schools like Festus Sr. High School, Desoto Sr. High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
60-64% of students have achieved math proficiency (compared to the 40% MO state average), while 65-69% of students have achieved reading proficiency (compared to the 43% MO state average).
What is the graduation rate of Jefferson High School?
The graduation rate of Jefferson High School is 90-94%, which is higher than the Missouri state average of 90%.
How many students attend Jefferson High School?
323 students attend Jefferson High School.
What is the racial composition of the student body?
94% of Jefferson High School students are White, 2% of students are Hispanic, 2% of students are Black, and 2% of students are Two or more races.
What is the student-teacher ratio of Jefferson High School?
Jefferson High School has a student ration of 15:1, which is higher than the Missouri state average of 12:1.
What grades does Jefferson High School offer ?
Jefferson High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Jefferson High School part of?
Jefferson High School is part of Jefferson County R-VII School District.
School Reviews
Review Jefferson High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
Bullying, Name-Calling & Put-Downs: Parent Guide 2025
Practical tips for parents to address bullying, name-calling, and put-downs鈥攚ith 2025 data, policies, and expert strategies.
What Is a Magnet School? (2025 Guide)
Explore what a magnet school is, how it works, and its benefits in 2025. Clear explanation for parents, students, and educators.
Cooperative Learning in 2025: Evidence, Best Practices & Challenges
Explore cooperative learning in 2025鈥攏ew data, updated practices, expert insights for educators and families.
