Summary
Jefferson Middle serves grades 6–8 and enrolls 441 students in Oceanside, California, in Oceanside Unified. Among the 11 middle schools compared in the surrounding area, Jefferson had the lowest 2025–2026 proficiency in English language arts, math and science: 25%, 13% and 16%, respectively. The most important finding is that Jefferson’s test proficiency is lowest among nearby schools in all three subjects.
Science is Jefferson’s strongest subject relative to nearby schools, the district and the state, while math is weakest by a narrow margin. Nearby-school averages were 48% in English language arts, 37% in math and 37% in science, leaving Jefferson 24, 24 and 20 percentage points below those averages. Jefferson also trailed the state by 24 points in English language arts, 25 in math and 20 in science, and trailed the district by 20, 20 and 16 points, respectively. Seventh-grade English language arts stands out as a particular weakness: 18% of Jefferson students were proficient, 32 points below the state rate. Eighth-grade math was Jefferson’s strongest grade-level result in that subject, at 15%, but still fell well short of the state.
Scores have improved in English language arts and science since 2022–2023, but math is essentially unchanged: English language arts rose 4 percentage points, science 6, and math less than 1. The state gaps narrowed only slightly in English language arts and science and widened in math. Chronic absenteeism also improved, falling from 49% in 2021–2022 to 29% in 2025–2026, but remained above the district and state rates and higher than any nearby school; Lincoln Middle was next highest at 26%. SchoolDigger ranked Jefferson at the 11th percentile with 1 star in 2025–2026, lowest among nearby schools; its ranking rose from the 8th percentile the prior year. Jefferson’s 18.5 students per teacher in 2024–2025 was the second-lowest ratio among nearby schools. Its reported free/reduced lunch eligible rate was 93% in 2024–2025, the highest among nearby schools reporting the same measure and year; Cesar Chavez Middle was next at 80%. These are useful context, not explanations for the test results.
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