Summary:
Zip code 95688 has one listed middle school, Willis Jepson Middle, serving grades 7–8 in Vacaville. In 2025–26, 44% of its students were proficient in English language arts (ELA), 30% in math, and 24% in science; each result was below California’s, at 49%, 38%, and 36%, respectively. The clearest concern is science: the school was 12 percentage points below the state, its largest gap among the three subjects.
There is no local top or bottom school to compare because Willis Jepson Middle is the only school in the list. Compared with Vacaville Unified, the school was 1 point ahead in math (30% versus 29%), but 3 points behind in ELA (44% versus 46%) and 5 points behind in science (24% versus 28%). Grade-level results also point to a larger ELA gap in grade 8: proficiency was 42%, 8 points below the state, compared with 46%, 5 points below, in grade 7. Math gaps were nearly the same in both grades, at about 7 points below the state.
Results moved in different directions from 2024–25 to 2025–26: ELA at Willis Jepson Middle fell 5 points, while math rose 3 points and narrowed its gap with California; science also improved, but the state gained slightly faster. SchoolDigger places the school at the 45th percentile statewide in 2025–26, down from the 50th percentile in each of the previous two years; this is a ranking, not a test-score percentage. Context measures include a student-teacher ratio of 20.8 in 2024–25 and 52% free/reduced lunch eligible that school year. Chronic absenteeism was 15% in 2025–26, close to the district’s 15% and below the state’s 18%.
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