Best Public Schools in Zip Code 95683

ZIP code 95683 has one listed school, Cosumnes River Elementary, serving grades K–6 with 350 students. In 2025–2026, its all-grade proficiency rates were 72% in English language arts, 70% in mathematics, and 52% in science; each was higher than the corresponding result in Elk Grove Unified and statewide. The clearest overall finding is that the school performed above both comparison benchmarks in all three reported subjects.

There is no meaningful within-area top or bottom school comparison because Cosumnes River is the only school in the list. Its strongest relative result was mathematics: it scored 32 percentage points above the state and 26 points above the district. Its advantages were 22 points over the state and 17 over the district in ELA, and 16 and 15 points, respectively, in science. Grade 5 stands out within the school: proficiency was 83% in ELA, 79% in mathematics, and 52% in science—34, 42, and 17 points above the corresponding state results. Grade 5 mathematics had the largest state advantage among the grade-specific results provided.

Results over time were mixed, with science showing the clearest improvement: from 2024–2025 to 2025–2026, the school’s science proficiency rose from 41% to 52%, while the state result rose from 33% to 36%; the school’s lead over the state widened by 7 points. ELA was nearly flat at 72% in both years, and mathematics increased from 69% to 70%. SchoolDigger’s statewide ranking improved from 819th of 5,869 schools (86th percentile) in 2023–2024 to 684th of 5,804 (88th percentile) in 2025–2026. Other context: chronic absenteeism was 15%, below the district’s 22% and the state’s 18%; the student–teacher ratio was 25:1 in 2024–2025, and 27% of students were free/reduced lunch eligible that year.