The Grand Isle School is a PreK-12 school in Grand Isle, a community in unincorporated Jefferson Parish, Louisiana. It is a part of Jefferson Parish Public Schools.
Serving 99 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 5:1 is lower than the Louisiana state level of 14:1.
Minority enrollment is 23% of the student body (majority Hispanic), which is lower than the Louisiana state average of 59% (majority Black).
Quick Stats (2025)
- Grades: Prekindergarten-12
- Enrollment: 99 students
- Student:Teacher Ratio: 5:1
- Minority Enrollment: 23%
- 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%)
- Source: National Center for Education Statistics (NCES), LA Dept. of Education
Top Rankings
Grand Isle High School ranks among the top 20% of public schools in Louisiana for:
Category
Attribute
Community Size
Student Attention
School Overview
Grand Isle High School's student population of 99 students has declined by 30% over five school years.
The teacher population of 22 teachers has grown by 22% over five school years.
Grades Offered
Grades Prekindergarten-12
(No virtual instruction)
(No virtual instruction)
Total Students
99 students
Gender %
Total Classroom Teachers
22 teachers
Colors
Red, Gold
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 0.39, 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%)
Math Test Scores (% Proficient)
30-39%
34%
Reading/Language Arts Test Scores (% Proficient)
40-49%
42%
Science Test Scores (% Proficient)
20-29%
27%
Student : Teacher Ratio
5:1
14:1
American Indian
4%
1%
Asian
n/a
2%
Hispanic
15%
11%
Black
n/a
41%
White
77%
41%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Graduation Rate
(21-22)≥50%
83%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
59%
57%
Eligible for Reduced Lunch (15-16)
17%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), LA Dept. of Education
School Notes
- School Mascot: Troy
Profile last updated: 02/09/2025
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?
99 students attend Grand Isle High School.
What is the racial composition of the student body?
77% of Grand Isle High School students are White, 15% of students are Hispanic, 4% of students are American Indian, and 4% of students are Two or more races.
What is the student:teacher ratio of Grand Isle High School?
Grand Isle High School has a student ration of 5:1, which is lower than the Louisiana state average of 14:1.
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 5/1/2012
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.
Review Grand Isle High School. Reviews should be a few sentences in length. Please include any comments on:
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