Summary:
Zip code 91381 has five schools: three elementary schools, one junior high and one high school, with enrollment ranging from 660 to 1,777 students. In 2025–2026, the schools averaged 84% proficient in ELA, 72% in math and 67% in science, compared with state figures of 49%, 38% and 36%, respectively. Every school exceeded the state figure in all three subjects—the clearest overall finding for families comparing schools in the area.
Stevenson Ranch Elementary is the strongest all-around performer, leading in ELA, math and science at 91%, 85% and 71%. Its math score is 16 points above the average of the other four schools, and the local math spread is widest: 24 points between Stevenson Ranch and West Ranch High, at 60%. West Ranch has the group’s highest ELA result after Stevenson Ranch, at 87%, and a 99% graduation rate, but the lowest math score. Rancho Pico Junior High has the group’s lowest ELA and science results, 80% and 58%, though both remain well above state figures. Grade spans differ, so same-grade comparisons are more useful when comparing schools serving different ages.
Group-average ELA rose 1 point from 2024–2025 to 2025–2026, while math fell 1 point and science fell 2; the group’s advantage over the state widened by 1 point in ELA and narrowed by 2 in math and 5 in science. Science declined at four schools, while West Ranch improved by 4 points. SchoolDigger gives all five schools five stars; its rankings range from 41 of 5,804 for Stevenson Ranch to 328 of 5,804 for Pico Canyon Elementary. The reported measure is free/reduced lunch eligible for 2024–2025: 35% at Pico Canyon, the highest, and 13% at West Ranch, the lowest. Among elementary schools, Stevenson Ranch has the highest student–teacher ratio at 28.2 and the strongest results; these measures are context, not explanations for performance.
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