Summary:
The two middle schools in Amador County Unified serve grades 6–8 and enroll 657 students: 387 at Ione Junior High and 270 at Jackson Junior High. In 2025–2026, both schools were below state proficiency in English language arts (ELA), math, and science. The key takeaway is that Jackson had higher all-grade results in every subject, but neither school reached the state level in any of them.
Jackson Junior High stands out within the pair: its 2025–2026 proficiency was 30% in ELA, 20% in math, and 28% in science, compared with 21%, 16%, and 7% at Ione Junior High. Jackson’s leads were 9 percentage points in ELA, 4 in math, and 21 in science—the widest difference between the schools. Jackson’s science result was 3 points above the district, though 8 points below the state. Grade-level results show some exceptions: Ione was slightly ahead in seventh-grade ELA and led in seventh-grade math, while Jackson had the stronger eighth-grade results in both.
Across the two schools, average proficiency fell between 2024–2025 and 2025–2026: from 29% to 25% in ELA, 19% to 18% in math, and 29% to 17% in science. The average gap below state results widened by 6 points in ELA, 2 in math, and 14 in science; Ione’s math score rose by 3 points while Jackson’s fell by 4. SchoolDigger’s percentile rankings also declined over three years, from 32 to 9 for Ione and 44 to 27 for Jackson. For context, 2024–2025 free/reduced lunch eligible figures were 31% at Ione and 48% at Jackson; student-teacher ratios were 25.3 and 19.0, respectively. Chronic absenteeism in 2025–2026 was higher at Jackson than Ione—25% versus 19%—even as Jackson had stronger all-grade test results. Some school-grade results are not reported.
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