Serving 154 students in grades Kindergarten-4, Tri-valley Elementary In Colton - 02 ranks in the bottom 50% 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 50-54% (which is higher than the South Dakota state average of 42%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is lower than the South Dakota state average of 51%).
The student-teacher ratio of 12:1 is equal to the South Dakota state level of 12:1.
Minority enrollment is 10% of the student body (majority Hispanic), which is lower than the South Dakota state average of 34% (majority American Indian).
Quick Facts (2026)
- Grades: Kindergarten-4
- Enrollment: 154 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 10%
- Overall Testing Rank: Bottom 50% in SD
- Math Proficiency: 50-54% (Top 30%)
- Reading Proficiency: 40-44% (Btm 50%)
- Science Proficiency: 40-44%
- Source: National Center for Education Statistics (NCES), SD Dept. of Education
School Overview
Tri-valley Elementary In Colton - 02's student population of 154 students has declined by 70% over five school years.
The teacher population of 13 teachers has declined by 63% over five school years.
Grades Offered
Grades Kindergarten-4
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
154 students
Total Classroom Teachers
13 teachers
School Rankings
Tri-valley Elementary In Colton - 02 ranks within the bottom 50% of all 619 schools in South Dakota (based off of combined math and reading proficiency testing data).
The diversity score of Tri-valley Elementary In Colton - 02 is 0.19, 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
#370 out of 619 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
50-54%
42%
Reading/Language Arts Test Scores (% Proficient)
40-44%
51%
Science Test Scores (% Proficient)
(20-21)40-44%
42%
Student-Teacher Ratio
12:1
12:1
American Indian
1%
14%
Asian
n/a
2%
Hispanic
6%
9%
Black
1%
3%
White
90%
66%
Hawaiian
n/a
n/a
Two or more races
2%
6%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
12%
34%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), SD Dept. of Education
School Notes
- School Mascot: Mustangs
Frequently Asked Questions
What is Tri-valley Elementary In Colton - 02's ranking?
Tri-valley Elementary In Colton - 02 is ranked #370 out of 619 schools, which ranks it among the bottom 50% of public schools in South Dakota.
What percent of students have achieved state testing proficiency in math and reading?
50-54% of students have achieved math proficiency (compared to the 42% SD state average), while 40-44% of students have achieved reading proficiency (compared to the 51% SD state average).
How many students attend Tri-valley Elementary In Colton - 02?
154 students attend Tri-valley Elementary In Colton - 02.
What is the racial composition of the student body?
90% of Tri-valley Elementary In Colton - 02 students are White, 6% of students are Hispanic, 2% of students are Two or more races, 1% of students are American Indian, and 1% of students are Black.
What is the student-teacher ratio of Tri-valley Elementary In Colton - 02?
Tri-valley Elementary In Colton - 02 has a student ration of 12:1, which is equal to the South Dakota state average of 12:1.
What grades does Tri-valley Elementary In Colton - 02 offer ?
Tri-valley Elementary In Colton - 02 offers enrollment in grades Kindergarten-4 (Supplemental Virtual).
What school district is Tri-valley Elementary In Colton - 02 part of?
Tri-valley Elementary In Colton - 02 is part of Tri-Valley School District 49-6.
School Reviews
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