Sun Valley High School is a public high school in Union County, North Carolina. Sun Valley is part of Union County Public Schools. It is located between Monroe and Indian Trail.
Serving 1,383 students in grades 9-12, Sun Valley High School ranks in the top 30% of all schools in North Carolina for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 55-59% (which is higher than the North Carolina state average of 51%). The percentage of students achieving proficiency in reading/language arts is 61% (which is higher than the North Carolina state average of 50%).
The student-teacher ratio of 18:1 is higher than the North Carolina state level of 15:1.
Minority enrollment is 52% of the student body (majority Hispanic and Black), which is lower than the North Carolina state average of 57% (majority Black and Hispanic).
Quick Facts (2025-26)
- Grades: 9-12
- Enrollment: 1,383 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 52%
- Graduation Rate: 89% (Top 20% in NC)
- Overall Testing Rank: Top 30%
- Math Proficiency: 55-59% (Top 50%)
- Reading Proficiency: 61% (Top 30%)
- Science Proficiency: 41% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NC Dept. of Education
Top Rankings
Sun Valley High School ranks among the top 20% of public schools in North Carolina for:
Category
Attribute
Graduation Rate
School Overview
Sun Valley High School's student population of 1,383 students has declined by 7% over five school years.
The teacher population of 78 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,383 students
Gender %
Total Classroom Teachers
78 teachers
Year Founded
1961
Colors
Maroon, Gold
School Rankings
Sun Valley High School ranks within the top 30% of all 2,617 schools in North Carolina (based off of combined math and reading proficiency testing data).
The diversity score of Sun Valley High School is 0.68, which is less than the diversity score at state average of 0.71. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#770 out of 2617 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
(21-22)55-59%
51%
Reading/Language Arts Test Scores (% Proficient)
61%
50%
Science Test Scores (% Proficient)
41%
63%
Student-Teacher Ratio
18:1
15:1
American Indian
n/a
1%
Asian
3%
4%
Hispanic
23%
21%
Black
21%
25%
White
48%
43%
Hawaiian
n/a
n/a
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
(21-22)89%
86%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
39%
68%
Eligible for Reduced Lunch
5%
1%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NC Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Sun Valley High School's ranking?
Sun Valley High School is ranked #770 out of 2,617 schools, which ranks it among the top 30% of public schools in North Carolina.
What schools are Sun Valley High School often compared to?
Sun Valley High Schoolis often viewed alongside schools like Porter Ridge High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55-59% of students have achieved math proficiency (compared to the 51% NC state average), while 61% of students have achieved reading proficiency (compared to the 50% NC state average).
What is the graduation rate of Sun Valley High School?
The graduation rate of Sun Valley High School is 89%, which is higher than the North Carolina state average of 86%.
How many students attend Sun Valley High School?
1,383 students attend Sun Valley High School.
What is the racial composition of the student body?
48% of Sun Valley High School students are White, 23% of students are Hispanic, 21% of students are Black, 5% of students are Two or more races, and 3% of students are Asian.
What is the student-teacher ratio of Sun Valley High School?
Sun Valley High School has a student ration of 18:1, which is higher than the North Carolina state average of 15:1.
What grades does Sun Valley High School offer ?
Sun Valley High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Sun Valley High School part of?
Sun Valley High School is part of Union County School District.
School Reviews
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