C+
Affton High
PublicHighGrades 9–12
8309 Mackenzie Rd, St Louis, MO 63123 · (314) 638-6330 · Part of Affton 101 School District
Students
761
Students per teacher
15:1
Free or reduced lunch
41%
Setting
Suburb
Grades
9–12
What stands out about Affton High
- Math proficiency 28 pts below the state
- Reading / language arts 17 pts above the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency7.5%
State average 35.3%
Reading / language arts62%
State average 45.2%
Location
Directions ↗
8309 Mackenzie Rd, St Louis
Students
Enrollment by grade
Grade 9186
Grade 10198
Grade 11198
Grade 12179
Enrollment over time
743’20
753’21
739’22
739’23
761’24
About steady.
Who goes here
White 68%Black 11%Two or more races 9%Hispanic 9%Asian 4%Native Hawaiian/Pacific Islander <1%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Affton High.
Other schools in Affton 101 School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.