AFFTON HIGH
Public
High Grades 9–12
Part of AFFTON 101
8309 MACKENZIE RD, ST LOUIS, MO 63123 · (314) 638-6330
Community ratings
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Academic performance
Math proficiency7.5%
State average 35.3%
Reading / language arts62%
State average 45.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
761Students enrolled
15:1Student–teacher ratio
41%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9186
Grade 10198
Grade 11198
Grade 12179
Students
White · 68%514
Black · 11%80
Two or more races · 9%66
Hispanic · 9%65
Asian · 4%33
Native Hawaiian/Pacific Islander · 0%2
American Indian/Alaska Native · 0%1
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
743’20
753’21
739’22
739’23
761’24
Location
8309 MACKENZIE RD ST LOUIS
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.