Sierra Grande K-12 School

17523 East Highway 160
Blanca, CO 81123
(School attendance zone shown in map)
1/
10
Bottom 50%
Serving 307 students in grades Prekindergarten-12, Sierra Grande K-12 School ranks in the bottom 50% of all schools in Colorado for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 6-9% (which is lower than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 20-24% (which is lower than the Colorado state average of 45%).
The student-teacher ratio of 22:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 84% of the student body (majority Hispanic), which is higher than the Colorado state average of 51% (majority Hispanic).

Quick Facts (2026)

  • Grades: Prekindergarten-12
  • Enrollment: 307 students
  • Student-Teacher Ratio: 22:1
  • Minority Enrollment: 84%
  • : 60-79% (Btm 50% in CO)
  • : Bottom 50%
  • : 6-9% (Btm 50%)
  • : 20-24% (Btm 50%)
  • : ≤10% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

Top Rankings

Sierra Grande K-12 School ranks among the top 20% of public schools in Colorado for:

Category
Attribute

School Overview

Sierra Grande K-12 School's student population of 307 students has grown by 17% over five school years.
The teacher population of 14 teachers has declined by 36% over five school years.
Grades Offered
Grades Prekindergarten-12
(No virtual instruction)
Total Students
307 students
Total Classroom Teachers
14 teachers
Year Founded
2025

School Rankings

Sierra Grande K-12 School ranks within the bottom 50% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Sierra Grande K-12 School is 0.35, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
This School
State Level (CO)
#1583 out of 1748 schools
(Bottom 50%)
6-9%
33%
20-24%
45%
(20-21)
≤10%
29%
Student-Teacher Ratio
22:1
15:1
American Indian
n/a
1%
Asian
n/a
3%
Hispanic
79%
37%
Black
1%
5%
White
16%
49%
Hawaiian
n/a
n/a
Two or more races
4%
5%
All Ethnic Groups
0.35
60-79%
82%
Eligible for Free Lunch
70%
39%
Eligible for Reduced Lunch
9%
5%
School Statewide Testing
School District Name
Sierra Grande School District No. R-30
Source: National Center for Education Statistics (NCES), CO Dept. of Education

School Notes

  • School Mascot: Panthers

Frequently Asked Questions

What is Sierra Grande K-12 School's ranking?
Sierra Grande K-12 School is ranked #1583 out of 1,748 schools, which ranks it among the bottom 50% of public schools in Colorado.
What schools are Sierra Grande K-12 School often compared to?
Sierra Grande K-12 Schoolis often viewed alongside schools like Centennial School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
6-9% of students have achieved math proficiency (compared to the 33% CO state average), while 20-24% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Sierra Grande K-12 School?
The graduation rate of Sierra Grande K-12 School is 60-79%, which is lower than the Colorado state average of 82%.
How many students attend Sierra Grande K-12 School?
307 students attend Sierra Grande K-12 School.
What is the racial composition of the student body?
79% of Sierra Grande K-12 School students are Hispanic, 16% of students are White, 4% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Sierra Grande K-12 School?
Sierra Grande K-12 School has a student ration of 22:1, which is higher than the Colorado state average of 15:1.
What grades does Sierra Grande K-12 School offer ?
Sierra Grande K-12 School offers enrollment in grades Prekindergarten-12 (No virtual instruction).
What school district is Sierra Grande K-12 School part of?
Sierra Grande K-12 School is part of Sierra Grande School District No. R-30.

School Reviews

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Quick Facts (2026)

  • Grades: Prekindergarten-12
  • Enrollment: 307 students
  • Student-Teacher Ratio: 22:1
  • Minority Enrollment: 84%
  • : 60-79% (Btm 50%)
  • : Bottom 50%
  • : 6-9% (Btm 50%)
  • : 20-24% (Btm 50%)
  • : ≤10% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

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