John W. Mack Elementary School
John W. Mack Elementary School serves 404 students in grades Kindergarten-5.
John W. Mack Elementary School placed in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%) for the 2018-19 school year.
The percentage of students achieving proficiency in math is 10-14% (which is lower than the California state average of 40%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 15-19% (which is lower than the California state average of 51%) for the 2018-19 school year.
The student:teacher ratio of 20:1 is lower than the California state level of 23:1.
John W. Mack Elementary School ranks among the top 20% of public schools in California for:
Percent Eligible For Free Lunch
John W. Mack Elementary School's student population of 404 students has stayed relatively flat over five school years.
The teacher population of 20 teachers has stayed relatively flat over five school years.
Total Classroom Teachers
Students by Grade
John W. Mack Elementary School is ranked within the bottom 50% 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 W. Mack Elementary School is 0.31, which is less than 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
#9086 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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