Summary
Liberty High in Brentwood, California, serves grades 9–12 and enrolls 2,836 students, making it the largest of the nearby full-span high schools in the comparison. Its strongest academic result is English language arts, while math is its clearest weakness compared with the state.
In 2025–2026, 61% of Liberty students were proficient in English language arts, above the state’s 49%, the Liberty Union High district’s 58%, and the nearby-school average of 50%; Liberty ranked third among the six nearby schools with scores. Math proficiency was 29%—about the district average, but 9 points below the state and above the nearby-school average of 21%. Science proficiency was 38%, 2 points above the state and higher than the nearby average of 27%; Liberty ranked second among the six peers with scores. Completion is another strength: the graduation rate was 97%, compared with 88% statewide and 94% in the district. Chronic absenteeism, however, was 20%, 2 points above the state rate, though below the district’s 22%.
Science has improved notably: from 2022–2023 to 2025–2026, proficiency rose 9 points to 38%, while ELA fell 4 points to 61% and math rose 3 points to 29%; math’s state gap widened to 9 points. SchoolDigger ranks Liberty 744th of 2,137 schools, in the 65th percentile with 3 stars—third among nearby ranked schools, behind Heritage High and Dozier-Libbey Medical High, but below Liberty’s own 70th-percentile standing in 2021–2022. Its student–teacher ratio was 21.5 in 2024–2025. The reported low-income measure was 36% free/reduced lunch eligible in 2024–2025; this is not the share receiving meals, as California provides free meals to all students. SchoolDigger’s Asian Students effectiveness ranking rose sharply, from the 12th percentile in 2023–2024 to the 42nd in 2025–2026, still below the school’s overall 65th-percentile ranking. The state suppresses Liberty’s 12th-grade science result.
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