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Custer County schools ranked by test score

Latest ISAT year (2024-25). 2 schools in Custer County, Idaho with reported Science scores. Idaho state average: 43.6%.
RankSchoolLevelSciencevs state
1CHALLIS JR/SR HIGH SCHOOL
CHALLIS · CHALLIS JOINT DISTRICT
High58.6%+15.0pp
2MACKAY JR/SR HIGH SCHOOL
MACKAY · MACKAY JOINT DISTRICT
High37.1%-6.5pp

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 Science 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.