Serving 137 students in grades Kindergarten-5, Cobb (William L.) Elementary School ranks in the top 50% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 50-59% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 40-49% (which is approximately equal to the California state average of 47%).
The student-teacher ratio of 20:1 is lower than the California state level of 21:1.
Minority enrollment is 87% of the student body (majority Black and Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2025-26)
- Grades: Kindergarten-5
- Enrollment: 137 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 87%
- Overall Testing Rank: Top 50% in CA
- Math Proficiency: 50-59% (Top 20%)
- Reading Proficiency: 40-49% (Top 50%)
- Science Proficiency: <50% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Cobb (William L.) Elementary School ranks among the top 20% of public schools in California for:
Category
Attribute
Math Proficiency
Science Proficiency
Diversity
Community Size
Student Attention
School Overview
Cobb (William L.) Elementary School's student population of 137 students has declined by 9% over five school years.
The teacher population of 7 teachers has grown by 16% over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
137 students
Gender %
Total Classroom Teachers
7 teachers
Year Founded
1921
School Calendar
School Motto
ROAR with excellence
School Rankings
Cobb (William L.) Elementary School ranks within the top 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Cobb (William L.) Elementary School is 0.76, 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
#2959 out of 9523 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
50-59%
34%
Reading/Language Arts Test Scores (% Proficient)
40-49%
47%
Science Test Scores (% Proficient)
<50%
29%
Student-Teacher Ratio
20:1
21:1
American Indian
n/a
1%
Asian
7%
12%
Hispanic
32%
56%
Black
32%
5%
White
13%
20%
Hawaiian
1%
n/a
Two or more races
15%
6%
All Ethnic Groups
Eligible for Free Lunch
64%
54%
Eligible for Reduced Lunch
2%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Cobb (William L.) Elementary School's ranking?
Cobb (William L.) Elementary School is ranked #2959 out of 9,523 schools, which ranks it among the top 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
50-59% of students have achieved math proficiency (compared to the 34% CA state average), while 40-49% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Cobb (William L.) Elementary School?
137 students attend Cobb (William L.) Elementary School.
What is the racial composition of the student body?
32% of Cobb (William L.) Elementary School students are Hispanic, 32% of students are Black, 15% of students are Two or more races, 13% of students are White, 7% of students are Asian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Cobb (William L.) Elementary School?
Cobb (William L.) Elementary School has a student ration of 20:1, which is lower than the California state average of 21:1.
What grades does Cobb (William L.) Elementary School offer ?
Cobb (William L.) Elementary School offers enrollment in grades Kindergarten-5
What school district is Cobb (William L.) Elementary School part of?
Cobb (William L.) Elementary School is part of San Francisco Unified School District.
In what neighborhood is Cobb (William L.) Elementary School located?
Cobb (William L.) Elementary School is located in the Lower Pacific Heights neighborhood of San Francisco, CA.
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