Middle SchoolsGrades 7-8
Ruth O. Harris Middle
Colton Joint Unified · San Bernardino County · 11150 Alder Avenue, Bloomington, CA 92316-3006
(909) 580-5020
Student Demographics
525 students tested · 2024-25 school year
Ethnicity
Hispanic
463 (88%)African American
28 (5%)White
14 (3%)Asian
10 (2%)Other
10 (2%)Key Indicators
English Learners151 (29%)
Socioeconomically Disadvantaged465 (89%)
Students with Disabilities96 (18%)
Staff & Teachers(2024-25)
562
Enrollment
28.1
Teachers (FTE)
20:1
Student-Staff Ratio
2
Administrators (FTE)
20.2
Avg Class Size*(2023-24)