Summary:
ZIP code 85615 has two schools in Palominas Elementary School District 49, both serving through grade 8: Coronado Elementary School serves K–8 and enrolls 404 students, while Palominas Elementary School serves PK–8 and enrolls 271. Across the two schools, all-grades proficiency averages about 34% in ELA and 24% in math, compared with 41% and 33% statewide. Each school is below the state in both subjects, and the area’s larger shortfall is in math.
Palominas has a narrow lead in the all-grades results: 35% versus 32% in ELA and 24% versus 23% in math. The grade-level standouts differ, though: Coronado reaches 42% in grade 8 math, 12 points above the state’s 30%, while Palominas has 40% in grade 8 science, 10 points above the state and 11 points above Coronado. Among the weaker reported results, Coronado is 15 points below the state in both grade 6 ELA and grade 4 math.
SchoolDigger’s statewide percentile ranking fell for Coronado, from 46th in 2023–24 to 32nd in 2025–26, while Palominas rose from 51st in 2022–23 to 59th in 2024–25. Coronado is also larger and has a higher student–teacher ratio: 404 students and 15.8 students per teacher, compared with 271 and 13.2 at Palominas; spending is similar at $5,400 and $5,510 per student, respectively. These figures describe differences, but do not show what explains school results. Several grade-level scores are suppressed, and SchoolDigger rankings reflect relative standing rather than year-to-year proficiency changes.
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