Summary:
The three schools in Reed Custer CUSD 255U serve 1,393 students from prekindergarten through grade 12 in elementary, middle, and high school. The clearest academic standout is Reed-Custer Middle School, whose 2025–2026 all-grades IAR ELA result was 74%, compared with 58% at Reed-Custer Elementary School, a 16-point difference.
Middle leads in ELA, scoring 18 points above the state result, while Elementary was 2 points above state. Elementary has the edge in IAR math: 44% versus Middle’s 40%, a 4-point gap; both topped state, by 5 points and 1 point, respectively. Science results were also above state: Elementary’s grade-five score was 55%, 7 points above the grade-five state result, and Middle’s grade-eight score was 59%, 7 points above its state comparison. At Reed-Custer High School, grade-nine and grade-ten PreACT results were above state, while grade-eleven ACT results were below state, especially math: 28% versus 40%, a 12-point shortfall. High School’s ACT and PreACT results are not direct comparisons with the other schools’ IAR results.
Recent trends are mixed: Middle’s ELA rose 4 points and math rose 3 points from 2024–2025 to 2025–2026, while Elementary’s ELA fell 1 point and math fell 2. Across the two IAR schools, average ELA increased from 64% to 66%, but the lead over state narrowed from 11 points to 10. SchoolDigger’s reported percentile for High rose from 50 to 65 over three years, while Elementary fell from 68 to 52 and Middle from 79 to 65. Student-teacher ratios range from 10.9:1 at Middle to 12.9:1 at Elementary. For 2024–2025, free/reduced lunch eligible shares were 43.8% at Elementary, 43.1% at Middle, and 41.8% at High—similar reported levels alongside differing achievement results.
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