Serving 378 students in grades Kindergarten-6, Portola Elementary School ranks in the top 10% 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 75-79% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is higher than the California state average of 47%).
The student-teacher ratio of 27:1 is higher than the California state level of 21:1.
Minority enrollment is 99% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-6
- Enrollment: 378 students
- Student-Teacher Ratio: 27:1
- Minority Enrollment: 99%
- Overall Testing Rank: Top 10% in CA
- Math Proficiency: 75-79% (Top 5%)
- Reading Proficiency: 70-74% (Top 20%)
- Science Proficiency: 50-59% (Top 20%)
- Attendance Zone: Portola Elementary serves the west part of San Bruno, CA, covering an area of approximately 0.7 square miles. Most students live within a 5-10 minute drive of the school, with the furthest edge of the attendance zone located about 1.3 miles away.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Portola Elementary School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Portola Elementary School's student population of 378 students has grown by 24% over five school years.
The teacher population of 14 teachers has grown by 7% over five school years.
Grades Offered
Grades Kindergarten-6
Total Students
378 students
Total Classroom Teachers
14 teachers
School Calendar
School Rankings
Portola Elementary School ranks within the top 10% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Portola Elementary School is 0.66, 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.
Overall Testing Rank
#633 out of 9523 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
75-79%
34%
Reading/Language Arts Test Scores (% Proficient)
70-74%
47%
Science Test Scores (% Proficient)
50-59%
29%
Student-Teacher Ratio
27:1
21:1
American Indian
n/a
1%
Asian
47%
12%
Hispanic
26%
56%
Black
1%
5%
White
1%
20%
Hawaiian
2%
n/a
Two or more races
23%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)6.6%
27.7%
Eligible for Free Lunch
27%
54%
Eligible for Reduced Lunch
9%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Portola Elementary School's ranking?
Portola Elementary School is ranked #633 out of 9,523 schools, which ranks it among the top 10% of public schools in California.
What schools are Portola Elementary School often compared to?
Portola Elementary Schoolis often viewed alongside schools like John Muir Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
75-79% of students have achieved math proficiency (compared to the 34% CA state average), while 70-74% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Portola Elementary School?
378 students attend Portola Elementary School.
What is the racial composition of the student body?
47% of Portola Elementary School students are Asian, 26% of students are Hispanic, 23% of students are Two or more races, 2% of students are Hawaiian, 1% of students are Black, and 1% of students are White.
What is the student-teacher ratio of Portola Elementary School?
Portola Elementary School has a student ration of 27:1, which is higher than the California state average of 21:1.
What grades does Portola Elementary School offer ?
Portola Elementary School offers enrollment in grades Kindergarten-6
What school district is Portola Elementary School part of?
Portola Elementary School is part of San Bruno Park Elementary School District.
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