Johnson Elementary

Johnson Elementary is a sizable primary school in El Cajon, California, operated by Cajon Valley Union. The school serves 766 students in grades K through 5. Enrollment runs roughly 65% larger than the state mean of about 465.

Cajon Valley Union comprises 25 schools with combined enrollment of 15,974 students; Johnson Elementary is among them.

Demographically, Johnson Elementary shows that 44% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Other groups include 24% White, 17% Asian, 13% Black, 2% multiracial. That is noticeably more Hispanic than the county at large, where the share is closer to 35%.

On the resource side, Johnson Elementary lists 31 full-time-equivalent teachers, putting the student-to-teacher ratio at about 24.7:1. That figure is higher than the state norm's 22.3:1 average. Around 95% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. By comparison, San Diego County runs at roughly 54%, so the school's eligibility rate is somewhat above the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), Johnson Elementary performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 22.9%, the actual is 22.3%, a residual of -0.6 points.

Zooming out to the county, ACS estimates for San Diego County put median household income runs about $106,268, roughly 43% of adults have completed at least a four-year degree, and the poverty rate sits near 7%. Across San Diego County's 766 public schools (combined enrollment of about 467,437 students), Johnson Elementary is one campus in the mix.

Altus Schools East County is the nearest neighboring public school, about 0.5 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 5 schools in that immediate cluster with test data (this one included), Johnson Elementary ranks 2nd on composite proficiency, ahead of the local average of 17.6%.

The school occupies a residential site.

Looking at the recent track record. Looking back 7 years, enrollment at Johnson Elementary has ticked up 12%, going from 683 students in 2018 to 766 in 2025. Over the same period, the Asian share grew from 5% to 17%.

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