Serving 259 students in grades 9-12, Mark Twain Sr. High School ranks in the top 50% of all schools in Missouri for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25-29% (which is lower than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is higher than the Missouri state average of 43%).
The student-teacher ratio of 13:1 is higher than the Missouri state level of 12:1.
Minority enrollment is 6% of the student body (majority Black), which is lower than the Missouri state average of 32% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 259 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 6%
- Graduation Rate: ≥90% (Top 50% in MO)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25-29% (Btm 50%)
- Reading Proficiency: 50-54% (Top 30%)
- Science Proficiency: 25-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MO Dept. of Education
<麻豆果冻传媒 class='so-dt-title' id="overview">School Overview <麻豆果冻传媒 class='so-dt-title' id="school-rankings">School Rankings
Mark Twain Sr. High School's student population of 259 students has grown by 5% over five school years.
The teacher population of 20 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
259 students
Gender %
Total Classroom Teachers
20 teachers
Mark Twain Sr. High School ranks within the top 50% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of Mark Twain Sr. High School is 0.11, 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
#1016 out of 2076 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25-29%
40%
Reading/Language Arts Test Scores (% Proficient)
50-54%
43%
Science Test Scores (% Proficient)
25-29%
38%
Student-Teacher Ratio
13:1
12:1
American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
1%
8%
Black
5%
15%
White
94%
68%
Hawaiian
n/a
1%
Two or more races
n/a
6%
All Ethnic Groups
Graduation Rate
≥90%
90%
Eligible for Free Lunch
28%
42%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MO Dept. of Education
<麻豆果冻传媒 class='so-dt-title' id='faq'>Frequently Asked Questions What is Mark Twain Sr. High School's ranking?
Mark Twain Sr. High School is ranked #1016 out of 2,076 schools, which ranks it among the top 50% of public schools in Missouri.
What percent of students have achieved state testing proficiency in math and reading?
25-29% of students have achieved math proficiency (compared to the 40% MO state average), while 50-54% of students have achieved reading proficiency (compared to the 43% MO state average).
What is the graduation rate of Mark Twain Sr. High School?
The graduation rate of Mark Twain Sr. High School is 90%, which is equal to the Missouri state average of 90%.
How many students attend Mark Twain Sr. High School?
259 students attend Mark Twain Sr. High School.
What is the racial composition of the student body?
94% of Mark Twain Sr. High School students are White, 5% of students are Black, and 1% of students are Hispanic.
What is the student-teacher ratio of Mark Twain Sr. High School?
Mark Twain Sr. High School has a student ration of 13:1, which is higher than the Missouri state average of 12:1.
What grades does Mark Twain Sr. High School offer ?
Mark Twain Sr. High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Mark Twain Sr. High School part of?
Mark Twain Sr. High School is part of Ralls County R-II School District.
School ReviewsReview Mark Twain Sr. High School. Reviews should be a few sentences in length. Please include any comments on:
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Review Mark Twain Sr. 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
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