Serving 262 students in grades 9-12, Custer High School - 01 ranks in the top 30% of all schools in South Dakota for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 35-39% (which is lower than the South Dakota state average of 42%). The percentage of students achieving proficiency in reading/language arts is 75-79% (which is higher than the South Dakota state average of 51%).
The student:teacher ratio of 13:1 is higher than the South Dakota state level of 12:1.
Minority enrollment is 16% of the student body (majority Hispanic), which is lower than the South Dakota state average of 33% (majority American Indian).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 262 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 16%
- Graduation Rate: 75-79% (Btm 50% in SD)
- Overall Testing Rank: Top 30%
- Math Proficiency: 35-39% (Btm 50%)
- Reading Proficiency: 75-79% (Top 5%)
- Science Proficiency: 55-59% (Top 10%)
- Source: National Center for Education Statistics (NCES), SD Dept. of Education
Top Rankings
Custer High School - 01 ranks among the top 20% of public schools in South Dakota for:
Category
Attribute
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Custer High School - 01's student population of 262 students has declined by 8% over five school years.
The teacher population of 20 teachers has grown by 11% over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
262 students

Gender %

Total Classroom Teachers
20 teachers

Students by Grade

School Rankings
Custer High School - 01 ranks within the top 30% of all 636 schools in South Dakota (based off of combined math and reading proficiency testing data).
The diversity score of Custer High School - 01 is 0.28, 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.
Overall Testing Rank
#182 out of 636 schools
(Top 30%)
(Top 30%)

Math Test Scores (% Proficient)
35-39%
42%

Reading/Language Arts Test Scores (% Proficient)
75-79%
51%

Science Test Scores (% Proficient)
55-59%
42%

Student : Teacher Ratio
13:1
12:1

American Indian
1%
14%

Asian
n/a
2%

Hispanic
10%
8%

Black
n/a
3%

White
84%
67%

Hawaiian
n/a
n/a
Two or more races
5%
6%

All Ethnic Groups



Graduation Rate
75-79%
82%

Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
11%
31%

Eligible for Reduced Lunch
5%
6%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), SD Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Custer High School - 01's ranking?
Custer High School - 01 is ranked #182 out of 636 schools, which ranks it among the top 30% of public schools in South Dakota.
What schools are Custer High School - 01 often compared to?
Custer High School - 01is often viewed alongside schools like Hot Springs High School - 01, Hill City High School - 01, Edgemont High School - 01 by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 42% SD state average), while 75-79% of students have achieved reading proficiency (compared to the 51% SD state average).
What is the graduation rate of Custer High School - 01?
The graduation rate of Custer High School - 01 is 75-79%, which is lower than the South Dakota state average of 82%.
How many students attend Custer High School - 01?
262 students attend Custer High School - 01.
What is the racial composition of the student body?
84% of Custer High School - 01 students are White, 10% of students are Hispanic, 5% of students are Two or more races, and 1% of students are American Indian.
What is the student:teacher ratio of Custer High School - 01?
Custer High School - 01 has a student ration of 13:1, which is higher than the South Dakota state average of 12:1.
What grades does Custer High School - 01 offer ?
Custer High School - 01 offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Custer High School - 01 part of?
Custer High School - 01 is part of Custer School District 16-1.
School Reviews
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