Serving 490 students in grades Kindergarten-5, Robert Heideman 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 16% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 19% (which is lower than the California state average of 47%).
The student-teacher ratio of 26:1 is higher than the California state level of 21:1.
Minority enrollment is 99% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 490 students
- Student-Teacher Ratio: 26:1
- Minority Enrollment: 99%
- Overall Testing Rank: Bottom 50% in CA
- Math Proficiency: 16% (Btm 50%)
- Reading Proficiency: 19% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Robert Heideman Elementary School's student population of 490 students has declined by 12% over five school years.
The teacher population of 19 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
490 students
Gender %
Total Classroom Teachers
19 teachers
School Calendar
School Motto
'To ensure that each student optimizes individual achievement.'
School Rankings
Robert Heideman 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 Robert Heideman Elementary School is 0.12, 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
#8426 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
16%
34%
Reading/Language Arts Test Scores (% Proficient)
19%
47%
Science Test Scores (% Proficient)
10-14%
29%
Student-Teacher Ratio
26:1
21:1
American Indian
n/a
1%
Asian
2%
12%
Hispanic
94%
56%
Black
1%
5%
White
1%
20%
Hawaiian
n/a
n/a
Two or more races
2%
6%
All Ethnic Groups
Eligible for Free Lunch
82%
54%
Eligible for Reduced Lunch
14%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Robert Heideman Elementary School's ranking?
Robert Heideman Elementary School is ranked #8426 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
16% of students have achieved math proficiency (compared to the 34% CA state average), while 19% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Robert Heideman Elementary School?
490 students attend Robert Heideman Elementary School.
What is the racial composition of the student body?
94% of Robert Heideman Elementary School students are Hispanic, 2% of students are Asian, 2% of students are Two or more races, 1% of students are Black, and 1% of students are White.
What is the student-teacher ratio of Robert Heideman Elementary School?
Robert Heideman Elementary School has a student ration of 26:1, which is higher than the California state average of 21:1.
What grades does Robert Heideman Elementary School offer ?
Robert Heideman Elementary School offers enrollment in grades Kindergarten-5
What school district is Robert Heideman Elementary School part of?
Robert Heideman Elementary School is part of Tustin Unified School District.
School Reviews
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