Summary:
ZIP code 95046 has one listed school, San Martin Gwinn Environmental Science Academy, serving kindergarten through grade eight, with 643 students; it is part of Morgan Hill Unified. In 2025–2026, all-grades proficiency was 30% in English language arts, 23% in math, and 20% in science, compared with 49%, 38%, and 36% statewide. The most important finding is that the school’s proficiency was below state results in all three subjects, by 20 percentage points in English, 15 in math, and 16 in science.
There is no top or bottom school within the ZIP code because this list contains only one school. Results vary by grade: eighth-grade English proficiency was 50%, about 1 point above the state’s 49%, while seventh grade was 22%, 28 points below its state result. Math proficiency was below the state in every listed grade: sixth grade was closest, at 34% versus 37%, while fifth grade was 10% versus 37%. These grade-level exceptions show that all-grades figures do not tell the whole story, but there are no other ZIP-code schools to compare.
Results improved in English and math but weakened in science between 2024–2025 and 2025–2026: school proficiency rose about 3 points in English and 4 in math, while science fell about 5 points. The gaps to the state narrowed by about 2 points in English and 3 in math, but widened by about 8 points in science. SchoolDigger’s ranking rose from the 16th percentile in 2023–2024 to the 20th in 2025–2026, though its rating remained one star; its latest rank was 4,657 of 5,804 California schools. Other context: the student-teacher ratio was 18.8 in 2024–2025, and 57% of students were free/reduced lunch eligible that year. Chronic absenteeism was 16% in 2025–2026, about 3 percentage points below the district and state rates.
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