Best Public Schools in Zip Code 85122

Schools in ZIP code 85122 include 18 schools—11 elementary, three middle, and four high schools—serving students from elementary through high-school grades. Across the 16 schools with reported all-grades results, the unweighted averages are 27% proficient in English language arts (ELA) and 23% in math, below the listed state figures of 41% and 33%. Results vary widely, but the clearest finding is that Mary C O'Brien Elementary School is in a tier of its own: its 74% ELA and 72% math results are 33 and 39 points above the state figures.

Mary C O'Brien Elementary School leads the reported all-grades results, with the next-highest scores at 43% ELA and 36% math. Center for Online and Innovative Learning posts those ELA and math results, respectively, and is slightly above the state figures in both subjects. At the low end, Casa Grande Middle School reports 11% ELA and 6% math—30 and 27 points below state. Among middle schools, Villago Middle School is ahead of Cactus Middle School in all-grades ELA and math, and in eighth-grade science (21% versus 16%). High-school results differ by subject: Vista Grande High School leads Casa Grande Union High School in 11th-grade ELA and math, while Casa Grande Union leads in science.

SchoolDigger rankings show a mixed pattern over time: for 15 schools with comparable rank percentiles, the average change from 2023–24 to 2025–26 is about a 2-point improvement, but Center for Online and Innovative Learning fell 30 points while Vista Grande High School rose 26. SchoolDigger ranks Mary C O'Brien Elementary School 34th of 900 statewide, at the 96th percentile with five stars. School size and student-teacher ratio do not consistently predict results: similarly sized Villago Middle School and Cactus Middle School have ratios of 24.5 and 20.1, yet Villago reports stronger results. Because grade spans differ and two schools’ all-grades scores are suppressed, grade-matched comparisons are more informative than area averages.