Custer County schools ranked by test score
Latest ISAT year (2024-25). 4 schools in Custer County, Idaho with reported Mathematics scores. Idaho state average: 43.8%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | CHALLIS JR/SR HIGH SCHOOL CHALLIS · CHALLIS JOINT DISTRICT | High | 34.2% | -9.6pp |
| 2 | CHALLIS ELEMENTARY SCHOOL CHALLIS · CHALLIS JOINT DISTRICT | Elementary | 32.1% | -11.7pp |
| 3 | MACKAY JR/SR HIGH SCHOOL MACKAY · MACKAY JOINT DISTRICT | High | 29.4% | -14.4pp |
| 4 | MACKAY ELEMENTARY SCHOOL MACKAY · MACKAY JOINT DISTRICT | Elementary | 21.7% | -22.1pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the ISAT % Proficient threshold on the latest available ISAT Mathematics test (school year 2024-25). Only public schools in Custer County, Idaho with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Idaho statewide enrollment-weighted average. To compare against neighboring counties, use the full Idaho ranking.