Summary:
Eight elementary schools in ZIP code 94540 serve kindergarten through grade 6 in Hayward Unified. Their 2025–26 school averages were 36% in ELA, 26% in math and 24% in grade-5 science, compared with state results of 49%, 38% and 35%, respectively. The group’s averages fall below the state in every subject, while results vary substantially from one school to another.
Stonebrae Elementary is the clearest standout, leading all three subjects with 51% in ELA, 43% in math and 33% in science; it was 2 percentage points above the state in ELA and 5 points above in math, but 2 points below in science. Schafer Park Elementary also stands out, placing second in ELA and science with 46% and 32%. Results are lowest at different schools by subject: Tyrrell Elementary had the lowest ELA score at 26%, Ruus Elementary the lowest math score at 17%, and Park Elementary the lowest science score at 5%. Stonebrae’s leads over those lowest results were 26 points in ELA, 26 in math and 29 in science.
From 2024–25 to 2025–26, the school averages rose 3 percentage points in ELA, 1 in math and 10 in science, though math improved at five schools and declined at three. Science changes were mixed too: Eden Gardens Elementary rose 19 points, while Park fell 6. In SchoolDigger’s 2025–26 statewide rankings, Stonebrae was highest locally at the 62nd percentile and Schafer Park followed at the 52nd; Tyrrell and Ruus were lowest, at the 14th and 13th percentiles. The free/reduced lunch eligible measure for 2024–25 was 77% at Schafer Park, compared with 82% at Tyrrell, 81% at Park and 78% at Ruus; Schafer Park’s results were 19 to 17 points above the three-school average across subjects, a contrast that describes the schools but does not explain their results.
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