John G. Mattos Elementary School
John G. Mattos Elementary School serves 636 students in grades Kindergarten-6.
John G. Mattos Elementary School placed in the top 20% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 30%) for the 2018-19 school year.
The percentage of students achieving proficiency in math is 60% (which is higher than the California state average of 40%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 65% (which is higher than the California state average of 51%) for the 2018-19 school year.
The student:teacher ratio of 23:1 is equal to the California state level of 23:1.
Minority enrollment is 79% of the student body (majority Asian), which is higher than the California state average of 77% (majority Hispanic and Asian).
John G. Mattos Elementary School's student population of 636 students has stayed relatively flat over five school years.
The teacher population of 28 teachers has grown by 7% over five school years.
Total Classroom Teachers
Students by Grade
John G. Mattos Elementary School is ranked within the top 20% of all 9,659 schools in California (based off of combined math and reading proficiency testing data) for the 2018-19 school year.
The diversity score of John G. Mattos Elementary School is 0.64, which is equal to the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Definition of Terms 2017-2018 School Year Data
State Level (CA)
Overall Testing Rank
#1761 out of 9659 schools
Math Test Scores (% Proficient)
Reading/Language Arts Test Scores (% Proficient)
Student : Teacher Ratio
Two or more races
All Ethnic Groups
Eligible for Free Lunch
Eligible for Reduced Lunch
School Statewide Testing
School District Name
Source: 2017-2018 (latest school year available) NCES, CA Dept. of Education
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