O'CONNOR H S
Public
High Grades 9–12
Part of NORTHSIDE ISD
12221 LESLIE RD, HELOTES, TX 78023 · (210) 397-4800
Community ratings
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Academic performance
Math proficiency48%
State average 36.6%
Reading / language arts68%
State average 41.8%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
2,535Students enrolled
17:1Student–teacher ratio
23%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9618
Grade 10575
Grade 11633
Grade 12709
Students
Hispanic · 63%1,585
White · 30%765
Two or more races · 3%80
Black · 2%53
Asian · 2%40
American Indian/Alaska Native · 0%9
Native Hawaiian/Pacific Islander · 0%3
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
3,113’20
3,026’21
2,794’22
2,586’23
2,535’24
Location
12221 LESLIE RD HELOTES
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.