Serving 437 students in grades Kindergarten-6, Decker Elementary School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 34% (which is lower than the California state average of 47%).
The student-teacher ratio of 19:1 is lower than the California state level of 21:1.
Minority enrollment is 93% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-6
- Enrollment: 437 students
- Student-Teacher Ratio: 19:1
- Minority Enrollment: 93%
- Overall Testing Rank: Bottom 50% in CA
- Math Proficiency: 25% (Btm 50%)
- Reading Proficiency: 34% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Decker Elementary School's student population of 437 students has declined by 5% over five school years.
The teacher population of 23 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-6
Total Students
437 students
Total Classroom Teachers
23 teachers
School Calendar
School Rankings
Decker Elementary School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Decker Elementary School is 0.44, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#5875 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
25%
34%
Reading/Language Arts Test Scores (% Proficient)
34%
47%
Science Test Scores (% Proficient)
10-14%
29%
Student-Teacher Ratio
19:1
21:1
American Indian
n/a
1%
Asian
8%
12%
Hispanic
74%
56%
Black
5%
5%
White
7%
20%
Hawaiian
1%
n/a
Two or more races
5%
6%
All Ethnic Groups
Eligible for Free Lunch
57%
54%
Eligible for Reduced Lunch
20%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Decker Elementary School's ranking?
Decker Elementary School is ranked #5875 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Decker Elementary School often compared to?
Decker Elementary Schoolis often viewed alongside schools like Ranch Hills Elementary School, Westmont Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25% of students have achieved math proficiency (compared to the 34% CA state average), while 34% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Decker Elementary School?
437 students attend Decker Elementary School.
What is the racial composition of the student body?
74% of Decker Elementary School students are Hispanic, 8% of students are Asian, 7% of students are White, 5% of students are Black, 5% of students are Two or more races, and 1% of students are Hawaiian.
What is the student-teacher ratio of Decker Elementary School?
Decker Elementary School has a student ration of 19:1, which is lower than the California state average of 21:1.
What grades does Decker Elementary School offer ?
Decker Elementary School offers enrollment in grades Kindergarten-6
What school district is Decker Elementary School part of?
Decker Elementary School is part of Pomona Unified School District.
In what neighborhood is Decker Elementary School located?
Decker Elementary School is located in the Phillips Ranch neighborhood of Pomona, CA. There are 2 other public schools located in Phillips Ranch.
School Reviews
Review Decker 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
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
