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Public schoolElementaryGrades K–6

Mary B. Lewis Elementary

🇺🇸 Official data · 2025Bloomington, California 92316 · Colton Joint Unified

15.0/ 100
Success Index (US)
Lower 50%

#4969 of 5,693 elementary schools in California
#47648 of 50,301 nationally

How is this calculated?
Students
548
Enrollment
548
Source: NCES CCD
Free/reduced-price lunch
93.1%
Source: NCES CCD
Students per teacher
22.8
Source: NCES CCD

About Mary B. Lewis Elementary

Mary B. Lewis Elementary is a public elementary located in Bloomington, in the Colton Joint Unified school district of California, United States. It caters for Grades K–6. In 2025 it enrolled 548 students. Traditional public schools run by a school district; free to attend.

Its Success Index (US) is 15.0 out of 100, placing it in the lower 50% of elementary schools in United States and 4969th of 5,693 ranked elementary schools in California. Its strongest component is reading proficiency (25th percentile), and its weakest is students per teacher (7th percentile).

Other published figures: enrollment 548.

There are 8 schools in Bloomington; Mary B. Lewis Elementary ranks 8th of 8 scored schools there.

Success Index (US) breakdown

Each component is a percentile against elementary schools across United States.

  • Math proficiency (30%)21%
  • Reading proficiency (30%)35%
  • Community advantage (fewer free/reduced-price lunch) (25%)93.1%
  • Students per teacher (15%)22.8

The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.

Published measures

All figures published for Mary B. Lewis Elementary by the official sources.

Enrollment
548
Students enrolled in the latest NCES directory year.
Free/reduced-price lunch
93.1%
Share of students eligible for free or reduced-price lunch.
Students per teacher
22.8
Enrollment divided by FTE teachers; not class size.
Reading proficiency
35%
Share of tested students proficient or above (all students, all grades).
Math proficiency
21%
Share of tested students proficient or above (all students, all grades).

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Schools near Mary B. Lewis Elementary

Closest schools by straight-line distance, with their Success Index (US).

Similar schools

Public elementary schools in California with a comparable Enrollment.

Frequently asked questions

Is Mary B. Lewis Elementary a good school?

Mary B. Lewis Elementary has a Success Index (US) of 15.0 out of 100 (Lower 50% of elementary schools in United States) and ranks #4969 of 5,693 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.

Where does Mary B. Lewis Elementary rank in California?

Mary B. Lewis Elementary ranks #4969 of 5,693 elementary schools in California and #47648 of 50,301 nationally on the Success Index (US) (2025 data).

How many students attend Mary B. Lewis Elementary?

Mary B. Lewis Elementary had 548 students in 2025.

Is Mary B. Lewis Elementary a elementary school or a high school?

Mary B. Lewis Elementary is classified as a elementary covering Grades K–6. It is a public school.

What other schools are near Mary B. Lewis Elementary?

There are 10 schools within 15 km of Mary B. Lewis Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.