Serving 175 students in grades Kindergarten-6, Cosmopolis Elementary School ranks in the top 50% of all schools in Washington for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 40-44% (which is approximately equal to the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is approximately equal to the Washington state average of 53%).
The student-teacher ratio of 16:1 is lower than the Washington state level of 17:1.
Minority enrollment is 30% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-6
- Enrollment: 175 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 30%
- Overall Testing Rank: Top 50% in WA
- Math Proficiency: 40-44% (Top 50%)
- Reading Proficiency: 50-54% (Top 50%)
- Science Proficiency: 21-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Cosmopolis Elementary School's student population of 175 students has stayed relatively flat over five school years.
The teacher population of 11 teachers has declined by 8% over five school years.
Grades Offered
Grades Kindergarten-6
(No virtual instruction)
(No virtual instruction)
Total Students
175 students
Total Classroom Teachers
11 teachers
School Calendar
School Rankings
Cosmopolis Elementary 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 Cosmopolis Elementary School is 0.48, which is less 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
#907 out of 2088 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
40-44%
41%
Reading/Language Arts Test Scores (% Proficient)
50-54%
53%
Science Test Scores (% Proficient)
21-39%
49%
Student-Teacher Ratio
16:1
17:1
American Indian
3%
1%
Asian
2%
9%
Hispanic
16%
27%
Black
2%
5%
White
70%
47%
Hawaiian
n/a
2%
Two or more races
7%
9%
All Ethnic Groups
Chronically Absent Students
(22-23)25.7%
34.7%
Eligible for Free Lunch
44%
39%
Eligible for Reduced Lunch
13%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Cosmopolis Elementary School's ranking?
Cosmopolis Elementary School is ranked #907 out of 2,088 schools, which ranks it among the top 50% of public schools in Washington.
What schools are Cosmopolis Elementary School often compared to?
Cosmopolis Elementary Schoolis often viewed alongside schools like Central Park Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
40-44% of students have achieved math proficiency (compared to the 41% WA state average), while 50-54% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Cosmopolis Elementary School?
175 students attend Cosmopolis Elementary School.
What is the racial composition of the student body?
70% of Cosmopolis Elementary School students are White, 16% of students are Hispanic, 7% of students are Two or more races, 3% of students are American Indian, 2% of students are Asian, and 2% of students are Black.
What is the student-teacher ratio of Cosmopolis Elementary School?
Cosmopolis Elementary School has a student ration of 16:1, which is lower than the Washington state average of 17:1.
What grades does Cosmopolis Elementary School offer ?
Cosmopolis Elementary School offers enrollment in grades Kindergarten-6 (No virtual instruction).
What school district is Cosmopolis Elementary School part of?
Cosmopolis Elementary School is part of Cosmopolis School District.
School Reviews
Review Cosmopolis Elementary School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
Phone Bans Are Expanding: Will They Actually Help Your Child?
Phone bans are spreading in public schools nationwide. Learn how to evaluate whether a school's cellphone policy will improve your child's learning and well-being.
Should You Move for a Better Public School or Stay Put?
Considering a move to a higher-rated public school? Learn how to weigh school quality, housing costs, and family priorities before relocating.
How to Compare Public School Value Beyond Test Scores
Learn how to evaluate public school value using student support, school climate, opportunities, and outcomes, not just standardized test scores.
