Mary B. Lewis Elementary School

18040 San Bernardino Ave.
Bloomington, CA 92316
(School attendance zone shown in map)
4/
10
Bottom 50%
Serving 585 students in grades Kindergarten-6, Mary B. Lewis Elementary School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 16% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 37% (which is lower than the California state average of 47%).
The student:teacher ratio of 24:1 is higher than the California state level of 22:1.
Minority enrollment is 95% of the student body (majority Hispanic), which is higher than the California state average of 79% (majority Hispanic).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: Kindergarten-6
  • Enrollment: 585 students
  • Student:Teacher Ratio: 24:1
  • Minority Enrollment: 95%
  • : Bottom 50% in CA
  • : 16% (Btm 50%)
  • : 37% (Btm 50%)
  • : 25-29% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Mary B. Lewis Elementary School ranks among the top 20% of public schools in California for:

Category
Attribute

School Overview

Mary B. Lewis Elementary School's student population of 585 students has declined by 7% over five school years.
The teacher population of 24 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades Kindergarten-6
Total Students
585 students
This chart displays total students of Mary B. Lewis Elementary School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Mary B. Lewis Elementary School
Total Classroom Teachers
24 teachers
This chart displays the total teachers of Mary B. Lewis Elementary School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Mary B. Lewis Elementary School by grade.

School Rankings

Mary B. Lewis Elementary School ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Mary B. Lewis Elementary School is 0.22, 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.
This School
State Level (CA)
#6479 out of 9602 schools
(Bottom 50%)
This chart displays the overall school rank of Mary B. Lewis Elementary School, with the latest 2021-22 school year data.
16%
33%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Mary B. Lewis Elementary School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data.
37%
47%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Mary B. Lewis Elementary School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data.
25-29%
29%
Student : Teacher Ratio
24:1
22:1
This chart displays the student teacher ratio of Mary B. Lewis Elementary School and the public school average student teacher ratio of California by year, with the latest 2022-23 school year data.
American Indian
n/a
1%
This chart displays the percentage of American Indian students in Mary B. Lewis Elementary School and percentage of American Indian public school students in California by year, with the latest 2013-14 school year data.
Asian
n/a
12%
This chart displays the percentage of Asian students in Mary B. Lewis Elementary School and the percentage of Asian public school students in California by year, with the latest 2014-15 school year data.
Hispanic
88%
55%
This chart displays the percentage of Hispanic students in Mary B. Lewis Elementary School and the percentage of Hispanic public school students in California by year, with the latest 2022-23 school year data.
Black
6%
5%
This chart displays the percentage of Black students in Mary B. Lewis Elementary School and the percentage of Black public school students in California by year, with the latest 2022-23 school year data.
White
5%
21%
This chart displays the percentage of White students in Mary B. Lewis Elementary School and the percentage of White public school students in California by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
Two or more races
1%
6%
This chart displays the percentage of students of two or more races in Mary B. Lewis Elementary School and the percentage of public school students of two or more races in California by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Mary B. Lewis Elementary School.
This chart displays the percentage breakdown of public school students of all ethnic groups in California.
0.22
This chart displays the diversity score of Mary B. Lewis Elementary School and the public school average diversity score of California by year, with the latest 2022-23 school year data.
Eligible for Free Lunch
81%
51%
This chart displays the percentage of students who is eligible for free lunch in Mary B. Lewis Elementary School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
12%
8%
This chart displays the percentage of students who is eligible for reduced lunch in Mary B. Lewis Elementary School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

What is Mary B. Lewis Elementary School's ranking?
Mary B. Lewis Elementary School is ranked #6479 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
16% of students have achieved math proficiency (compared to the 33% CA state average), while 37% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Mary B. Lewis Elementary School?
585 students attend Mary B. Lewis Elementary School.
What is the racial composition of the student body?
88% of Mary B. Lewis Elementary School students are Hispanic, 6% of students are Black, 5% of students are White, and 1% of students are Two or more races.
What is the student:teacher ratio of Mary B. Lewis Elementary School?
Mary B. Lewis Elementary School has a student ration of 24:1, which is higher than the California state average of 22:1.
What grades does Mary B. Lewis Elementary School offer ?
Mary B. Lewis Elementary School offers enrollment in grades Kindergarten-6
What school district is Mary B. Lewis Elementary School part of?
Mary B. Lewis Elementary School is part of Colton Joint Unified School District.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: Kindergarten-6
  • Enrollment: 585 students
  • Student:Teacher Ratio: 24:1
  • Minority Enrollment: 95%
  • : Bottom 50%
  • : 16% (Btm 50%)
  • : 37% (Btm 50%)
  • : 25-29% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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