Serving 444 students in grades Kindergarten-6, Sumner Elementary School ranks in the top 50% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 42% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 39% (which is lower than the California state average of 47%).
The student-teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 75% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (26-27)
- Grades: Kindergarten-6
- Enrollment: 444 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 75%
- Overall Testing Rank: Top 50% in CA
- Math Proficiency: 42% (Top 50%)
- Reading Proficiency: 39% (Btm 50%)
- Science Proficiency: 35-39% (Top 30%)
- Attendance Zone: Sumner Elementary serves the southern part of Claremont, CA, covering an area of approximately 3.6 square miles. Most students live within a 5-10 minute drive from the school, with the furthest edge of the attendance zone being about 3.1 miles away.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Sumner Elementary School's student population of 444 students has stayed relatively flat over five school years.
The teacher population of 19 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-6
Total Students
444 students
Showing 2015–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
19 teachers
Showing 2014–2025. Full 39-year historical data available below ↓
School Calendar
School Rankings
Sumner 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 Sumner Elementary School is 0.63, which is equal to the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#3880 out of 9523 schools
(Top 50%)
(Top 50%)
Showing 2011–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
42%
34%
Showing 2011–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
39%
47%
Science Test Scores (% Proficient)
35-39%
29%
Student-Teacher Ratio
23:1
21:1
Showing 2014–2025. Full 39-year historical data available below ↓
Asian
8%
12%
Showing 2015–2025. Full 38-year historical data available below ↓
Hispanic
55%
56%
Showing 2015–2025. Full 38-year historical data available below ↓
Black
6%
5%
Showing 2015–2025. Full 38-year historical data available below ↓
White
25%
20%
Showing 2015–2025. Full 38-year historical data available below ↓
Hawaiian
1%
n/a
Two or more races
5%
6%
Showing 2015–2025. Full 17-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 38-year historical data available below ↓
Chronically Absent Students
(22-23)22.1%
27.7%
Eligible for Free Lunch
42%
54%
Showing 2015–2025. Full 34-year historical data available below ↓
Eligible for Reduced Lunch
4%
8%
Showing 2014–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Sumner Elementary School's ranking?
Sumner Elementary School is ranked #3880 out of 9,523 schools, which ranks it among the top 50% of public schools in California.
What schools are Sumner Elementary School often compared to?
Sumner Elementary Schoolis often viewed alongside schools like Mountain View Elementary School, Condit Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
42% of students have achieved math proficiency (compared to the 34% CA state average), while 39% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Sumner Elementary School?
444 students attend Sumner Elementary School.
What is the racial composition of the student body?
55% of Sumner Elementary School students are Hispanic, 25% of students are White, 8% of students are Asian, 6% of students are Black, 5% of students are Two or more races, and 1% of students are Hawaiian.
What is the student-teacher ratio of Sumner Elementary School?
Sumner Elementary School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Sumner Elementary School offer ?
Sumner Elementary School offers enrollment in grades Kindergarten-6
What school district is Sumner Elementary School part of?
Sumner Elementary School is part of Claremont Unified School District.
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