Serving 106 students in grades 9-12, Castlewood High School - 01 ranks in the top 30% of all schools in South Dakota for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is ≥50% (which is higher than the South Dakota state average of 42%). The percentage of students achieving proficiency in reading/language arts is ≥50% (which is lower than the South Dakota state average of 51%).
The student:teacher ratio of 15:1 is higher than the South Dakota state level of 12:1.
Minority enrollment is 8% 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: 106 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 8%
Graduation Rate
: ≥80% (Top 30% in SD)
Overall Testing Rank
: Top 30%
Math Proficiency
: ≥50% (Top 30%)
Reading Proficiency
: ≥50% (Top 50%)
Science Proficiency
: ≥50% (Top 20%)
Source: National Center for Education Statistics (NCES), SD Dept. of Education
Castlewood 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 Castlewood High School - 01 is 0.15, which is less than the diversity score at state average of 0.52. The school's diversity has stayed relatively flat over five school years.
Castlewood High School - 01 is ranked #186 out of 636 schools, which ranks it among the top 30% of public schools in South Dakota.
What percent of students have achieved state testing proficiency in math and reading?
≥50% of students have achieved math proficiency (compared to the 42% SD state average), while ≥50% of students have achieved reading proficiency (compared to the 51% SD state average).
What is the graduation rate of Castlewood High School - 01?
The graduation rate of Castlewood High School - 01 is 80%, which is lower than the South Dakota state average of 82%.
How many students attend Castlewood High School - 01?
106 students attend Castlewood High School - 01.
What is the racial composition of the student body?
92% of Castlewood High School - 01 students are White, 6% of students are Hispanic, and 2% of students are Two or more races.
What is the student:teacher ratio of Castlewood High School - 01?
Castlewood High School - 01 has a student ration of 15:1, which is higher than the South Dakota state average of 12:1.
What grades does Castlewood High School - 01 offer ?
Castlewood High School - 01 offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Castlewood High School - 01 part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 106 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 8%
Graduation Rate
: ≥80% (Top 30%)
Overall Testing Rank
: Top 30%
Math Proficiency
: ≥50% (Top 30%)
Reading Proficiency
: ≥50% (Top 50%)
Science Proficiency
: ≥50% (Top 20%)
Source: National Center for Education Statistics (NCES), SD Dept. of Education
