Summary:
High schools in Dixon Unified School District 170 consist of one school, Dixon High School, which serves grades 9–12 and enrolls 760 students. The clearest strength is that its 2025–2026 graduation rate, 90.3%, was slightly above the state’s 89.8%; however, chronic absenteeism was 34% compared with 24% statewide. Most importantly, Dixon’s proficiency results were below the state in all nine reported grade-and-test comparisons, with gaps ranging from 3 to 19 percentage points.
Since Dixon is the only school listed, there is no meaningful within-district top-to-bottom comparison. Its closest result to the state was grade 11 ACT English Language Arts: 47% proficient, compared with 50% statewide, a 3-point gap. Its largest shortfall was grade 10 PreACT Secure Science, at 30% versus 48%, a 19-point gap; grade 9 PreACT Secure English Language Arts was also notably behind, at 47% versus 62%, a 15-point gap. Across the reported results, English Language Arts was closest to the state on average, with a 10-point gap, while science had the largest average gap at 12 points. The dropout rate was also higher than the state’s: 3% compared with 2%.
Results changed unevenly from 2024–2025 to 2025–2026: grade 11 ACT math proficiency rose 7 points and grade 9 PreACT science rose 8 points, while grade 9 PreACT English Language Arts fell 8 points and grade 10 PreACT math fell 5 points. Science’s average gap with the state narrowed from 17 points to 12, but the average English Language Arts gap widened from 8 to 10 points; math’s average gap shifted only slightly, from 9.9 to 10.4 points. SchoolDigger’s ranking percentile declined from the 48th percentile in 2023–2024 (360th of 697 schools) to the 28th in 2025–2026 (446th of 620). For context, Dixon had a 17.2 student-teacher ratio and 44% of students were free/reduced lunch eligible in 2024–2025.
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