Summary:
The five schools in ZIP code 94574 are part of Saint Helena Unified and serve students from kindergarten through grade 12. The schools include elementary, intermediate and high schools, as well as a K–2 primary school and a grade 12 Opportunities Program. Test results are available for only three schools; the most important finding is that Saint Helena Elementary leads in math and science, while Saint Helena High leads in English language arts (ELA) but has the lowest math result.
Saint Helena Elementary is the strongest across subjects overall: 62% were proficient in math and 50% in science, respectively 30 and 11 points above Robert Louis Stevenson Intermediate. Elementary’s ELA result was 66%, compared with 52% at Intermediate. High had the top ELA result, 80%—15 points above Elementary—but its 26% math result was 5 points below Intermediate and 36 below Elementary. All three schools were above California in ELA; in math, Elementary was 23 points above the state, while High was 12 points below.
Recent changes differ by school and subject. From 2024–25 to 2025–26, High’s ELA rose 13 points, while its math fell 2 points and science fell 7; Elementary’s science rose 5 points, math rose 1, and ELA was nearly unchanged. SchoolDigger’s ranking improved for Elementary, from the 76th to the 83rd percentile over three years, while High fell from the 86th to the 72nd and Intermediate from the 68th to the 60th. As context, in 2024–25 free/reduced lunch eligibility was 37% at High, 42% at Intermediate and 37% at Elementary; student-teacher ratios were 13.1, 12.5 and 14.3, respectively. These measures are observations, not explanations for achievement differences.
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