Oster Elementary School

1855 Lencar Way
San Jose, CA 95124
(School attendance zone shown in map)
10/
10
Top 5%
Serving 627 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 5%).
The percentage of students achieving proficiency in math is 79% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 81% (which is higher than the California state average of 47%).
The student:teacher ratio of 24:1 is higher than the California state level of 21:1.
Minority enrollment is 76% of the student body (majority Asian), which is lower than the California state average of 80% (majority Hispanic).

Quick Stats (2025)

  • Grades: Kindergarten-5
  • Enrollment: 627 students
  • Student:Teacher Ratio: 24:1
  • Minority Enrollment: 76%
  • : Top 5% in CA
  • : 79% (Top 5%)
  • : 81% (Top 5%)
  • : 70-74% (Top 5%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Oster Elementary School ranks among the top 20% of public schools in California for:

School Overview

Oster Elementary School's student population of 627 students has stayed relatively flat over five school years.
The teacher population of 26 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
627 students
Gender %
Total Classroom Teachers
26 teachers
School Calendar

School Rankings

Oster Elementary School ranks within the top 5% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Oster Elementary School is 0.67, 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.
This School
State Level (CA)
#306 out of 9602 schools
(Top 5%)
79%
33%
81%
47%
70-74%
29%
Student : Teacher Ratio
24:1
21:1
American Indian
n/a
1%
Asian
49%
12%
Hispanic
18%
56%
Black
1%
5%
White
24%
20%
Hawaiian
n/a
n/a
Two or more races
8%
6%
All Ethnic Groups
0.67
Eligible for Free Lunch
9%
54%
Eligible for Reduced Lunch (21-22)
1%
7%
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Oster Elementary School's ranking?
Oster Elementary School is ranked #306 out of 9,602 schools, which ranks it among the top 5% of public schools in California.
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?
79% of students have achieved math proficiency (compared to the 33% CA state average), while 81% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Oster Elementary School?
627 students attend Oster Elementary School.
What is the racial composition of the student body?
49% of Oster Elementary School students are Asian, 24% of students are White, 18% of students are Hispanic, 8% 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 24:1, 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.
In what neighborhood is Oster Elementary School located?
Oster Elementary School is located in the Oster neighborhood of San Jose, CA.

School Reviews

Review Oster 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
Rate this school:

Recent Articles

Parents’ Guide to Special Education
Parents’ Guide to Special Education
Special education law is not easy to decipher, with several regulations that govern special education services for disabled students. In this article, learn about the core components of the laws, rights, and individual education plans that can help create the best public school environment for your child.
Surveillance Cameras: Violation of Rights or Improved Security?
Surveillance Cameras: Violation of Rights or Improved Security?
A school district in Virginia has given the green light to schools that want to install surveillance cameras in common areas like cafeterias and hallways. We’ll look at whether this is a violation of student privacy or the best way to keep order in schools.
Teachers in 19 States Allowed to Physically Punish Students
Teachers in 19 States Allowed to Physically Punish Students
As of 2014, nineteen states still allow corporal punishment – spanking and paddling the most common choices – in their public schools. However, some argue that not only are these punishments physically harmful, they also are disproportionately administered to students of color. As a result, House democrats have taken up the issue in a new bill that would ban all forms of corporal punishment nationwide.

Quick Stats (2025)

  • Grades: Kindergarten-5
  • Enrollment: 627 students
  • Student:Teacher Ratio: 24:1
  • Minority Enrollment: 76%
  • : Top 5%
  • : 79% (Top 5%)
  • : 81% (Top 5%)
  • : 70-74% (Top 5%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Related School Videos

Quick Links