Emerald Ridge High School is a high school in the Puyallup School District of Washington, United States and is commonly referred to as ERHS or simply ER. Emerald Ridge opened in September 2000. It features green, black and silver as its primary colors and has a jaguar as its official mascot.
Serving 1,571 students in grades 10-12, Emerald Ridge High School ranks in the top 50% of all schools in Washington for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 33% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 76% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 23:1 is higher than the Washington state level of 16:1.
Minority enrollment is 52% of the student body (majority Hispanic), which is equal to the Washington state average of 52% (majority Hispanic).
Quick Facts (2025-26)
- Grades: 10-12
- Enrollment: 1,571 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 52%
- Graduation Rate: 87% (Top 50% in WA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 33% (Btm 50%)
- Reading Proficiency: 76% (Top 20%)
- Science Proficiency: 67% (Top 20%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
Emerald Ridge High School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Emerald Ridge High School's student population of 1,571 students has stayed relatively flat over five school years.
The teacher population of 67 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 10-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,571 students
Gender %
Total Classroom Teachers
67 teachers
Year Founded
2000
Colors
Black, Green, Silver
School Calendar
Last Day of School
Mon. May 25, 2026
Campus Size
100 acres
School Rankings
Emerald Ridge High School ranks within the top 50% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Emerald Ridge High School is 0.71, which is more than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#692 out of 2088 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
33%
41%
Reading/Language Arts Test Scores (% Proficient)
76%
53%
Science Test Scores (% Proficient)
67%
49%
Student-Teacher Ratio
23:1
16:1
American Indian
1%
1%
Asian
6%
9%
Hispanic
21%
26%
Black
9%
5%
White
48%
48%
Hawaiian
3%
2%
Two or more races
12%
9%
All Ethnic Groups
Graduation Rate
87%
84%
Eligible for Free Lunch
44%
49%
Eligible for Reduced Lunch
10%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Notes
- School Mascot: Jaguars
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Emerald Ridge High School's ranking?
Emerald Ridge High School is ranked #692 out of 2,088 schools, which ranks it among the top 50% of public schools in Washington.
What schools are Emerald Ridge High School often compared to?
Emerald Ridge High Schoolis often viewed alongside schools like Gov John Rogers High School, Puyallup High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
33% of students have achieved math proficiency (compared to the 41% WA state average), while 76% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Emerald Ridge High School?
The graduation rate of Emerald Ridge High School is 87%, which is higher than the Washington state average of 84%.
How many students attend Emerald Ridge High School?
1,571 students attend Emerald Ridge High School.
What is the racial composition of the student body?
48% of Emerald Ridge High School students are White, 21% of students are Hispanic, 12% of students are Two or more races, 9% of students are Black, 6% of students are Asian, 3% of students are Hawaiian, and 1% of students are American Indian.
What is the student-teacher ratio of Emerald Ridge High School?
Emerald Ridge High School has a student ration of 23:1, which is higher than the Washington state average of 16:1.
What grades does Emerald Ridge High School offer ?
Emerald Ridge High School offers enrollment in grades 10-12 (Supplemental Virtual).
What school district is Emerald Ridge High School part of?
Emerald Ridge High School is part of Puyallup School District.
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