Serving 626 students in grades 9-12, Delta High School ranks in the top 50% of all schools in Colorado for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 30-34% (which is approximately equal to the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 45-49% (which is approximately equal to the Colorado state average of 45%).
The student-teacher ratio of 16:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 41% of the student body (majority Hispanic), which is lower than the Colorado state average of 51% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 626 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 41%
- Graduation Rate: 90-94% (Top 20% in CO)
- Overall Testing Rank: Top 50%
- Math Proficiency: 30-34% (Top 50%)
- Reading Proficiency: 45-49% (Top 50%)
- Science Proficiency: 15-19% (Btm 50%)
- Attendance Zone: Delta High School serves the southwest part of its school district in Delta, CO, covering an area of approximately 211.7 square miles, with typical drive times of 15-20 minutes and an average distance of 9.9 miles to the edge of the attendance zone, extending up to 23.7 miles at its furthest points.
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Delta High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Graduation Rate
School Overview
Delta High School's student population of 626 students has stayed relatively flat over five school years.
The teacher population of 39 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
626 students
Showing 2015–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
39 teachers
Showing 2015–2025. Full 39-year historical data available below ↓
School Calendar
School Motto
Panther Pride
School Rankings
Delta High School ranks within the top 50% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Delta High School is 0.54, 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.
Overall Testing Rank
#750 out of 1748 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
30-34%
33%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
45-49%
45%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
(20-21)15-19%
29%
Student-Teacher Ratio
16:1
15:1
Showing 2015–2025. Full 39-year historical data available below ↓
Asian
3%
3%
Showing 2015–2025. Full 37-year historical data available below ↓
Hispanic
34%
37%
Showing 2015–2025. Full 38-year historical data available below ↓
White
59%
49%
Showing 2015–2025. Full 38-year historical data available below ↓
Two or more races
4%
5%
Showing 2015–2025. Full 14-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 38-year historical data available below ↓
Graduation Rate
90-94%
82.7%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)27.3%
33.6%
Eligible for Free Lunch
43%
39%
Showing 2015–2025. Full 37-year historical data available below ↓
Eligible for Reduced Lunch
9%
5%
Showing 2015–2025. Full 26-year historical data available below ↓
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Delta High School's ranking?
Delta High School is ranked #750 out of 1,748 schools, which ranks it among the top 50% of public schools in Colorado.
What schools are Delta High School often compared to?
Delta High Schoolis often viewed alongside schools like Cedaredge High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30-34% of students have achieved math proficiency (compared to the 33% CO state average), while 45-49% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Delta High School?
The graduation rate of Delta High School is 90-94%, which is higher than the Colorado state average of 82.7%.
How many students attend Delta High School?
626 students attend Delta High School.
What is the racial composition of the student body?
59% of Delta High School students are White, 34% of students are Hispanic, 4% of students are Two or more races, and 3% of students are Asian.
What is the student-teacher ratio of Delta High School?
Delta High School has a student ration of 16:1, which is higher than the Colorado state average of 15:1.
What grades does Delta High School offer ?
Delta High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Delta High School part of?
Delta High School is part of Delta County Joint District No. 50.
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