Summary:
ZIP code 94588 has one listed middle school, Thomas S. Hart Middle, serving grades 6–8 and enrolling 1,129 students. In 2025–26, Hart’s scores were above California’s in ELA, math and science: 81% versus 49% in ELA, 77% versus 38% in math, and 71% versus 36% in science. Its advantage was broad, not limited to one subject: Hart exceeded state results by 32 points in ELA, 39 in math and 35 in science.
Hart is both the highest- and lowest-scoring school in this list because it is the only one, so there are no local school peers to compare. It also scored above Pleasanton Unified by 3 points in ELA, 3 in math and 6 in science. Across reported grades, Hart was at least 30 points above the matching state score in every subject and grade; its largest grade-level state lead was 42 points in sixth-grade math. SchoolDigger ranked Hart 77th of 2,703 California schools in 2025–26, placing it in the 97th percentile with five stars.
Hart’s scores dipped from 2024–25 to 2025–26, while state scores rose, narrowing Hart’s state advantage in all three subjects: by 2 points in ELA, 1 in math and 6 in science. Its SchoolDigger rank also moved from 56th in 2023–24 to 61st in 2024–25 and 77th in 2025–26, though it remained highly ranked. Attendance was a favorable comparison: chronic absenteeism was 7% at Hart, versus 8% districtwide and 18% statewide. For additional context, Hart’s student–teacher ratio was 23.1 and 10% of students were free/reduced lunch eligible in 2024–25; these figures describe the school and do not explain its results.
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