Lower Brule Day School serves 356 students in grades Kindergarten-12.
The percentage of students achieving proficiency in math is 10-14% (which is lower than the South Dakota state average of 42%). The percentage of students achieving proficiency in reading/language arts is ≤5% (which is lower than the South Dakota state average of 51%).
The student-teacher ratio of 19:1 is higher than the South Dakota state level of 12:1.
Quick Facts (2026)
- Grades: Kindergarten-12
- Enrollment: 356 students
- Student-Teacher Ratio: 19:1
- Graduation Rate: 40-49%
- Math Proficiency: 10-14%
- Reading Proficiency: ≤5%
- Science Proficiency: 11-19%
- Source: National Center for Education Statistics (NCES), SD Dept. of Education
School Overview
Lower Brule Day School's student population of 356 students has grown by 29% over five school years.
The teacher population of 19 teachers has declined by 24% over five school years.
Grades Offered
Grades Kindergarten-12
(No virtual instruction)
(No virtual instruction)
Total Students
356 students
Gender %
Total Classroom Teachers
19 teachers
School Rankings
The diversity score of Lower Brule Day School is 0.00, which is less than the diversity score at state average of 0.53. The school's diversity has stayed relatively flat over five school years.
Math Test Scores (% Proficient)
10-14%
42%
Reading/Language Arts Test Scores (% Proficient)
≤5%
51%
Science Test Scores (% Proficient)
11-19%
42%
Student-Teacher Ratio
19:1
12:1
American Indian
100%
14%
Asian
n/a
2%
Hispanic
n/a
8%
Black
n/a
3%
White
n/a
67%
Hawaiian
n/a
n/a
Two or more races
n/a
6%
All Ethnic Groups
Graduation Rate
40-49%
82%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
99%
31%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), SD Dept. of Education
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
10-14% of students have achieved math proficiency (compared to the 42% SD state average), while ≤5% of students have achieved reading proficiency (compared to the 51% SD state average).
What is the graduation rate of Lower Brule Day School?
The graduation rate of Lower Brule Day School is 40-49%, which is lower than the South Dakota state average of 82%.
How many students attend Lower Brule Day School?
356 students attend Lower Brule Day School.
What is the racial composition of the student body?
100% of Lower Brule Day School students are American Indian.
What is the student-teacher ratio of Lower Brule Day School?
Lower Brule Day School has a student ration of 19:1, which is higher than the South Dakota state average of 12:1.
What grades does Lower Brule Day School offer ?
Lower Brule Day School offers enrollment in grades Kindergarten-12 (No virtual instruction).
What school district is Lower Brule Day School part of?
Lower Brule Day School is part of Lower Brule Day School District.
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