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Gibson Southern High School

3499 W 800 S, Fort Branch, IN 47648

ASchola Grade
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Grades
9–12
High
Students
742
Enrolled 2024–25
Students per teacher
18.4 : 1
Full-time teachers
District
South Gibson School Corporation
Gibson County

Schola Grade A · Excellent

Letter grade (A–F) · compared with 363 Indiana high schools · How we grade
Test scores50% proficient in math & reading
85thpercentile
Equity40% of low-income students proficient
93rdpercentile
Attendance6% chronically absent
99thpercentile
Graduation rate98% graduate in 4 years
82ndpercentile
College readinessAt least 70% take AP, IB or dual-enrollment courses
93rdpercentile
Class size18.4 students per teacher
12thpercentile

Percentiles compare this school with other Indiana 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 Gibson Southern High School

Gibson Southern High School is a public high school in Fort Branch, Indiana, serving grades 9–12. It is part of South Gibson School Corporation. The school is located in a rural area in Gibson County.

In the 2024–25 school year, 742 students were enrolled, with about 18.4 students for every full-time teacher. That ratio is larger than the typical Indiana high school (14.2 students per teacher). Its Schola Grade is A (excellent), compared with 363 Indiana high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

3499 W 800 S
Fort Branch, IN 47648
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
742 students
Students per teacher
18.4 to 1
AP courses offered
10
Charter school
No
Magnet school
No
Locale
Rural — Distant
School district
South Gibson School Corporation
County
Gibson County
NCES school ID
181035001688

Schools near Gibson Southern High School

All 3 schools in Fort Branch →

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.