Serving 629 students in grades Kindergarten-5, Oster Elementary School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 5%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 78% (which is higher than the California state average of 40%). The percentage of students achieving proficiency in reading/language arts is 79% (which is higher than the California state average of 51%).
The student:teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 75% of the student body (majority Asian), which is lower than the California state average of 79% (majority Hispanic).
Quick Stats (2024)
- Grades: Kindergarten-5
- Enrollment: 629 students
- Student:Teacher Ratio: 25:1
- Minority Enrollment: 75%
- Math Proficiency: 78%
- Reading Proficiency: 79%
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Oster Elementary School's student population of 629 students has stayed relatively flat over five school years.
The teacher population of 25 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
629 students
Gender %
Total Classroom Teachers
25 teachers
Students by Grade
School Rankings
The diversity score of Oster Elementary School is 0.65, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Math Test Scores (% Proficient)
(18-19)78%
40%
Reading/Language Arts Test Scores (% Proficient)
(18-19)79%
51%
Student : Teacher Ratio
25:1
21:1
American Indian
n/a
1%
Asian
51%
12%
Hispanic
16%
56%
Black
1%
5%
White
25%
21%
Hawaiian
n/a
n/a
Two or more races
7%
5%
All Ethnic Groups
Eligible for Free Lunch
6%
51%
Eligible for Reduced Lunch
1%
7%
School Statewide Testing
School District Name
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What schools are Oster Elementary School often compared to?
Oster Elementary Schoolis often viewed alongside schools like Carlton Elementary School, Noddin Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
78% of students have achieved math proficiency (compared to the 40% CA state average), while 79% of students have achieved reading proficiency (compared to the 51% CA state average).
How many students attend Oster Elementary School?
629 students attend Oster Elementary School.
What is the racial composition of the student body?
51% of Oster Elementary School students are Asian, 25% of students are White, 16% of students are Hispanic, 7% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of Oster Elementary School?
Oster Elementary School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does Oster Elementary School offer ?
Oster Elementary School offers enrollment in grades Kindergarten-5
What school district is Oster Elementary School part of?
Oster Elementary School is part of Union Elementary School District.
School Calendar
View the Oster Elementary School yearly calendar below. Note key dates such as:
Event
Date
Middle School Open House (District Events)
April 24, 2024 (Wednesday)
Last Day of School (District Events)
June 07, 2024 (Friday)
Last Day of School (Events)
June 07, 2024 (Friday)
First Day of School (District Events)
August 14, 2024 (Wednesday)
Schools Closed (District Events)
October 04, 2024 (Friday)
School Reviews
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