Serving 404 students in grades Kindergarten-5, Grainger Elementary School ranks in the bottom 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 39% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 42% (which is lower than the Washington state average of 53%).
The student-teacher ratio of 14:1 is lower than the Washington state level of 17:1.
Minority enrollment is 47% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 404 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 47%
- Overall Testing Rank: Bottom 50% in WA
- Math Proficiency: 39% (Top 50%)
- Reading Proficiency: 42% (Btm 50%)
- Science Proficiency: 40-49% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Grainger Elementary School's student population of 404 students has declined by 11% over five school years.
The teacher population of 29 teachers has grown by 11% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
404 students
Total Classroom Teachers
29 teachers
School Calendar
School Rankings
Grainger Elementary School ranks within the bottom 50% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Grainger Elementary School is 0.61, 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
#1247 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
39%
41%
Reading/Language Arts Test Scores (% Proficient)
42%
53%
Science Test Scores (% Proficient)
40-49%
49%
Student-Teacher Ratio
14:1
17:1
American Indian
8%
1%
Asian
1%
9%
Hispanic
33%
27%
Black
1%
5%
White
53%
47%
Hawaiian
n/a
2%
Two or more races
4%
9%
All Ethnic Groups
Eligible for Free Lunch
54%
39%
Eligible for Reduced Lunch
11%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Grainger Elementary School's ranking?
Grainger Elementary School is ranked #1247 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What percent of students have achieved state testing proficiency in math and reading?
39% of students have achieved math proficiency (compared to the 41% WA state average), while 42% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Grainger Elementary School?
404 students attend Grainger Elementary School.
What is the racial composition of the student body?
53% of Grainger Elementary School students are White, 33% of students are Hispanic, 8% of students are American Indian, 4% of students are Two or more races, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Grainger Elementary School?
Grainger Elementary School has a student ration of 14:1, which is lower than the Washington state average of 17:1.
What grades does Grainger Elementary School offer ?
Grainger Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Grainger Elementary School part of?
Grainger Elementary School is part of Okanogan School District.
School Reviews
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