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John Ehret High School

4300 Patriot St., Marrero, LA 70072

DSchola Grade
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Grades
9–12
High
Students
1,850
Enrolled 2024–25
Students per teacher
19.3 : 1
Full-time teachers
District
Jefferson Parish
Jefferson Parish

Schola Grade D · Below average

Letter grade (A–F) · compared with 245 Louisiana high schools · How we grade
Test scores26% proficient in math & reading
39thpercentile
Equity22% of low-income students proficient
39thpercentile
Attendance36% chronically absent
22ndpercentile
Graduation rate73% graduate in 4 years
13thpercentile
College readinessAt least 10% take AP, IB or dual-enrollment courses
34thpercentile
Class size19.3 students per teacher
9thpercentile

Percentiles compare this school with other Louisiana high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About John Ehret High School

John Ehret High School is a magnet high school in Marrero, Louisiana, serving grades 9–12. It is part of Jefferson Parish. The school is located in a large suburb in Jefferson Parish.

In the 2024–25 school year, 1,850 students were enrolled, with about 19.3 students for every full-time teacher. That ratio is larger than the typical Louisiana high school (14.1 students per teacher). Its Schola Grade is D (below average), compared with 245 Louisiana high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

4300 Patriot St.
Marrero, LA 70072
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School details

Type
Magnet School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
1,850 students
Students per teacher
19.3 to 1
Charter school
No
Magnet school
Yes
Locale
Suburb — Large
School district
Jefferson Parish
County
Jefferson Parish
NCES school ID
220084000598

Schools near John Ehret High School

All 17 schools in Marrero →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.