Summary:
Zip code 93640 has one middle school, Mendota Junior High, serving grades 7–8 and enrolling 612 students. In 2025–2026, its strongest all-grades result was ELA, with 43% proficient, while science was lowest at 17%. The most important finding is that science is furthest behind the state: the school was 19 percentage points below the state in science, compared with 13 points in math and 6 points in ELA.
There is no meaningful highest- or lowest-performing school comparison because Mendota Junior High is the only school in the list. Within the school’s all-grades results, ELA stands out and science is the weakest: Mendota was 5 points above the Mendota Unified district in ELA, but 3 points below in math and 4 points below in science. Results also differ by grade: 7th-grade ELA was 48%, versus 38% in 8th grade, while 8th-grade math was 30%, compared with 21% in 7th grade. The grade-matched state comparisons show the 7th-grade ELA result was 3 points below the state, while 8th-grade science was 18 points below.
Scores improved in all three subjects from 2024–2025 to 2025–2026, but science did not keep pace with state gains: Mendota rose 2 points in ELA, 7 in math and 2 in science; its state gaps narrowed by 1 point in ELA and 6 in math, but widened by 1 point in science. SchoolDigger placed the school at the 38th percentile in 2025–2026, up from the 34th percentile the year before. Other context includes a 21.3 student–teacher ratio in 2024–2025 and 97% of students eligible for free/reduced lunch in 2024–2025. Chronic absenteeism was 14% in 2025–2026, below the state’s 18% but above the district’s 10%.
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