SOUTH TEXAS ISD SCIENCE ACADEMY
Public
High Grades 9–12
Part of SOUTH TEXAS ISD
900 MED HIGH DR, MERCEDES, TX 78570 · (956) 565-4620
Community ratings
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Academic performance
Math proficiency67%
State average 36.6%
Reading / language arts87%
State average 41.8%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
840Students enrolled
13:1Student–teacher ratio
55%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9209
Grade 10228
Grade 11225
Grade 12178
Students
Hispanic · 83%696
White · 8%69
Asian · 6%54
Black · 2%14
Two or more races · 1%7
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
794’20
764’21
795’22
846’23
840’24
Location
900 MED HIGH DR MERCEDES
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.