Summary:
Zip code 92329 has two middle schools, Quail Valley Middle and Pinon Mesa Middle, both serving grades 6–8 in Snowline Joint Unified, with enrollments of 870 and 835. In 2025–2026, both schools were below California’s results in every reported subject. Math is the clearest shared challenge: their average proficiency was 15%, compared with 38% statewide, a gap of 24 percentage points.
The schools have different strengths rather than one clear overall leader. Pinon Mesa Middle had the higher all-grade ELA result, 32% versus 31%, and math result, 17% versus 12%; its largest lead was 5 points in math. Quail Valley Middle led in science, 29% versus 24%, also a 5-point difference. The math gap between schools is concentrated in sixth grade, where Pinon Mesa led by 16 points; results were nearly even in seventh and eighth grade. Both schools remained below the state in all subjects, with gaps ranging from 7 points for Quail Valley’s science to 26 points for its math.
Both schools improved in all three subjects from 2024–2025 to 2025–2026, and the two-school average rose 3 points in ELA, 2 in math and 10 in science. Quail Valley’s science increase was especially large: 15 points, narrowing its gap to the state by 11 points. SchoolDigger rated both schools one star in each of the three supplied years; Quail Valley’s statewide percentile moved from 26 to 13 to 20, while Pinon Mesa’s went from 24 to 21 to 24. Context figures are similar: student-teacher ratios were 20.8 and 21.4 in 2024–2025, and free/reduced lunch eligible figures that year were 81% and 77%, respectively. Chronic absenteeism in 2025–2026 was 27% at Quail Valley and 28% at Pinon Mesa, above the district’s 25% and the state’s 18%; these context measures do not establish what explains the schools’ results.
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