Summary:
Zip code 91701 has one listed middle school, Alta Loma Junior High, serving grades 6–8 and enrolling 831 students. With only one school in the area, parents can compare its results with state and district figures, but not with another local middle school. The clearest takeaway is that in 2025–26 Alta Loma scored above the state in ELA, math, and science, with its largest advantage in ELA.
ELA and science are the school’s strongest results relative to the state, while math is its clearest relative weakness compared with the district. In 2025–26, Alta Loma was 20 percentage points above the state in ELA, 16 points above in science, and 7 points above in math. It was also 2 points above the Alta Loma Elementary district in both ELA and science, but 8 points below it in math. Grade 7 was a high point in the grade-level results: its ELA result was 74%, 11 points above grade 6, and its math result was 48%, 3 points above grade 8. Every reported grade-level result was above its same-grade state comparison.
Results improved between the two reported years, especially in science: the school’s science score rose from 37% in 2024–25 to 52% in 2025–26, compared with increases from 65% to 69% in ELA and 44% to 46% in math. Its state advantage widened in all three subjects, most sharply in science, from 4 to 16 points; the ELA gap grew from 16 to 20 points, while the math gap edged from 7 to 7 points. SchoolDigger gives Alta Loma four stars and ranks it 477th of 2,703 schools, at the 82nd percentile; its percentile dipped from 81st to 78th before rising to 82nd. Chronic absenteeism was 16% in 2025–26, higher than the district’s 11% but below the state’s 18%. In 2024–25, 33% of students were eligible for free or reduced-price lunch.
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