Serving 540 students in grades Kindergarten-5, Centennial 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 49% (which is lower than the Washington state average of 53%).
The student-teacher ratio of 15:1 is lower than the Washington state level of 17:1.
Minority enrollment is 51% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026-27)
- Grades: Kindergarten-5
- Enrollment: 540 students
- Student-Teacher Ratio: 15:1
- Minority Enrollment: 51%
- Overall Testing Rank: Bottom 50% in WA
- Math Proficiency: 39% (Top 50%)
- Reading Proficiency: 49% (Btm 50%)
- Science Proficiency: 50-54% (Top 50%)
- Attendance Zone: Centennial Elementary in Graham, WA serves the northeast part of its school district, encompassing an area of approximately 4 square miles. Families typically live within a 5-10 minute drive, with the school located about 1.4 miles from the average zone edge and up to 2.3 miles from the furthest edge.
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Centennial Elementary School's student population of 540 students has grown by 15% over five school years.
The teacher population of 36 teachers has grown by 5% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
540 students
Total Classroom Teachers
36 teachers
School Calendar
School Motto
Our mission is to be a supportive community that promotes growth and achievement for all.
School Rankings
Centennial 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 Centennial Elementary School is 0.68, 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
#1112 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
39%
41%
Reading/Language Arts Test Scores (% Proficient)
49%
53%
Science Test Scores (% Proficient)
50-54%
49%
Student-Teacher Ratio
15:1
17:1
American Indian
1%
1%
Asian
1%
9%
Hispanic
24%
27%
Black
3%
5%
White
49%
47%
Hawaiian
5%
2%
Two or more races
17%
9%
All Ethnic Groups
Chronically Absent Students
(22-23)44.3%
34.7%
Eligible for Free Lunch
56%
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 Centennial Elementary School's ranking?
Centennial Elementary School is ranked #1112 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 49% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Centennial Elementary School?
540 students attend Centennial Elementary School.
What is the racial composition of the student body?
49% of Centennial Elementary School students are White, 24% of students are Hispanic, 17% of students are Two or more races, 5% of students are Hawaiian, 3% of students are Black, 1% of students are American Indian, and 1% of students are Asian.
What is the student-teacher ratio of Centennial Elementary School?
Centennial Elementary School has a student ration of 15:1, which is lower than the Washington state average of 17:1.
What grades does Centennial Elementary School offer ?
Centennial Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Centennial Elementary School part of?
Centennial Elementary School is part of Bethel School District.
School Reviews
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