Serving 76 students in grades Prekindergarten-12, Grand Isle High School ranks in the top 50% of all schools in Louisiana for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 30-39% (which is approximately equal to the Louisiana state average of 34%). The percentage of students achieving proficiency in reading/language arts is 40-49% (which is approximately equal to the Louisiana state average of 42%).
The student-teacher ratio of 4:1 is lower than the Louisiana state level of 13:1.
Minority enrollment is 24% of the student body (majority Hispanic), which is lower than the Louisiana state average of 59% (majority Black).
Quick Facts (26-27)
- Grades: Prekindergarten-12
- Enrollment: 76 students
- Student-Teacher Ratio: 4:1
- Minority Enrollment: 24%
- Graduation Rate: ≥50% (Top 1% in LA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 30-39% (Top 50%)
- Reading Proficiency: 40-49% (Top 50%)
- Science Proficiency: 20-29% (Top 50%)
- Attendance Zone: Grand Isle High School serves the southern part of its school district in Grand Isle, LA, covering an area of approximately 10.5 square miles. Most students live within a 10-12 minute drive from the school, with the furthest edge of the zone being about 6.1 miles away.
- Source: National Center for Education Statistics (NCES), LA Dept. of Education
School Overview
Grand Isle High School's student population of 76 students has declined by 41% over five school years.
The teacher population of 20 teachers has grown by 5% over five school years.
Grades Offered
Grades Prekindergarten-12
(No virtual instruction)
(No virtual instruction)
Total Students
76 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
20 teachers
Showing 2016–2025. Full 39-year historical data available below ↓
School Rankings
Grand Isle High School ranks within the top 50% of all 1,244 schools in Louisiana (based off of combined math and reading proficiency testing data).
The diversity score of Grand Isle High School is 0.41, which is less than the diversity score at state average of 0.65. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#504 out of 1244 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
30-39%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
40-49%
42%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
20-29%
27%
Student-Teacher Ratio
4:1
13:1
Showing 2016–2025. Full 39-year historical data available below ↓
American Indian
4%
n/a
Showing 2014–2024. Full 35-year historical data available below ↓
Hispanic
13%
11%
Showing 2016–2025. Full 31-year historical data available below ↓
Black
2%
42%
Showing 2012–2025. Full 35-year historical data available below ↓
White
76%
41%
Showing 2016–2025. Full 36-year historical data available below ↓
Two or more races
5%
4%
Showing 2016–2025. Full 15-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 36-year historical data available below ↓
Graduation Rate
(21-22)≥50%
83%
Showing 2012–2022. Full 12-year historical data available below ↓
Chronically Absent Students
(22-23)36.8%
21%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
66%
61%
Showing 2016–2025. Full 38-year historical data available below ↓
Eligible for Reduced Lunch (15-16)
18%
5%
Showing 2007–2016. Full 18-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Colors
Red, Gold
School Mascot
Troy
Source: National Center for Education Statistics (NCES), LA Dept. of Education
Frequently Asked Questions
What is Grand Isle High School's ranking?
Grand Isle High School is ranked #504 out of 1,244 schools, which ranks it among the top 50% of public schools in Louisiana.
What percent of students have achieved state testing proficiency in math and reading?
30-39% of students have achieved math proficiency (compared to the 34% LA state average), while 40-49% of students have achieved reading proficiency (compared to the 42% LA state average).
What is the graduation rate of Grand Isle High School?
The graduation rate of Grand Isle High School is 50%, which is lower than the Louisiana state average of 83%.
How many students attend Grand Isle High School?
76 students attend Grand Isle High School.
What is the racial composition of the student body?
76% of Grand Isle High School students are White, 13% of students are Hispanic, 5% of students are Two or more races, 4% of students are American Indian, and 2% of students are Black.
What is the student-teacher ratio of Grand Isle High School?
Grand Isle High School has a student ration of 4:1, which is lower than the Louisiana state average of 13:1.
What grades does Grand Isle High School offer ?
Grand Isle High School offers enrollment in grades Prekindergarten-12 (No virtual instruction).
What school district is Grand Isle High School part of?
Grand Isle High School is part of Jefferson Parish School District.
School Reviews
5 10/10/2025
My daughter graduated from Grand Isle High School and went on to college and then further training. I loved the close knit school atmosphere and the educational goals of the school.
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