Serving 423 students in grades 9-12, Gateway Science Academy High School ranks in the top 20% of all schools in Missouri for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 55-59% (which is higher than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 55-59% (which is higher than the Missouri state average of 43%).
The student-teacher ratio of 12:1 is equal to the Missouri state level of 12:1.
Minority enrollment is 45% of the student body (majority Black), which is higher than the Missouri state average of 32% (majority Black).
Quick Facts (2025-26)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 423 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 45%
- Graduation Rate: 90-94% (Top 20% in MO)
- Overall Testing Rank: Top 20%
- Math Proficiency: 55-59% (Top 20%)
- Reading Proficiency: 55-59% (Top 20%)
- Science Proficiency: 20-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MO Dept. of Education
Top Rankings
Gateway Science Academy High School ranks among the top 20% of public schools in Missouri for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
Diversity
School Overview
Gateway Science Academy High School's student population of 423 students has grown by 63% over five school years.
The teacher population of 34 teachers has grown by 78% over five school years.
School Type
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
423 students
Gender %
Total Classroom Teachers
34 teachers
Year Founded
2014
School Calendar
First Day of School
Mon. Sep 15, 2025
School Mascot
Gators
School Rankings
Gateway Science Academy High School ranks within the top 20% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of Gateway Science Academy High School is 0.64, which is more 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
#238 out of 2076 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
55-59%
40%
Reading/Language Arts Test Scores (% Proficient)
55-59%
43%
Science Test Scores (% Proficient)
20-29%
38%
Student-Teacher Ratio
12:1
12:1
American Indian
n/a
n/a
Asian
4%
2%
Hispanic
9%
8%
Black
20%
15%
White
55%
68%
Hawaiian
n/a
1%
Two or more races
12%
6%
All Ethnic Groups
Graduation Rate
90-94%
90%
Eligible for Free Lunch
46%
42%
Eligible for Reduced Lunch
9%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MO Dept. of Education
School Notes
- School Mascot: Gators
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Gateway Science Academy High School's ranking?
Gateway Science Academy High School is ranked #238 out of 2,076 schools, which ranks it among the top 20% of public schools in Missouri.
What schools are Gateway Science Academy High School often compared to?
Gateway Science Academy High Schoolis often viewed alongside schools like Collegiate School Of Med/bio by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55-59% of students have achieved math proficiency (compared to the 40% MO state average), while 55-59% of students have achieved reading proficiency (compared to the 43% MO state average).
What is the graduation rate of Gateway Science Academy High School?
The graduation rate of Gateway Science Academy High School is 90-94%, which is higher than the Missouri state average of 90%.
How many students attend Gateway Science Academy High School?
423 students attend Gateway Science Academy High School.
What is the racial composition of the student body?
55% of Gateway Science Academy High School students are White, 20% of students are Black, 12% of students are Two or more races, 9% of students are Hispanic, and 4% of students are Asian.
What is the student-teacher ratio of Gateway Science Academy High School?
Gateway Science Academy High School has a student ration of 12:1, which is equal to the Missouri state average of 12:1.
What grades does Gateway Science Academy High School offer ?
Gateway Science Academy High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Gateway Science Academy High School part of?
Gateway Science Academy High School is part of Gateway Science Acad/St Louis School District.
In what neighborhood is Gateway Science Academy High School located?
Gateway Science Academy High School is located in the Northampton neighborhood of Saint Louis, MO. There are 3 other public schools located in Northampton.
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