Summary
John C. Schiffer Collaborative School is a small high school in Sheridan, Wyoming, serving grades 9–12 with 70 students. SchoolDigger ranked it 68th of 81 Wyoming schools in 2025–2026, at the 16th percentile and with 1 star, compared with 4th of 44, the 91st percentile, and 5 stars for Sheridan County School District #2. The most important finding for families is that the school’s reported proficiency rates were below the state, district, and nearby schools in every grade-and-subject comparison.
Graduation is a relative strength, while test proficiency is the clearest concern. In 2024–2025, 86% of John C. Schiffer students graduated, about 3 percentage points above the state and 2 points above Sheridan County School District #2. On 2025–2026 tests, grade 9 English Language Arts was a brighter spot: 50% proficient, 6 points below the state and 22 below the district. Grade 10 science was weakest against both: 30% proficient, 23 points below the state and 44 below the district. The school also had the lowest reported results in all five comparisons among Sheridan High School, Tongue River High School, and Big Horn High School; for example, its grade 10 science rate was 44 points below their average.
Several test results have risen since 2024–2025, including grade 10 math, up 16 points, and grade 10 science, up 21 points, but results remain weak overall. SchoolDigger’s overall percentile improved from 7 in 2023–2024 to 16 in 2025–2026, though the school remained at 1 star. Its student-teacher ratio was 8.8 in 2024–2025, lower than at nearby grades 9–12 schools, and 59% of students were free/reduced lunch eligible that year, compared with 32% at Sheridan High. SchoolDigger’s measure of how well the school serves students with low socioeconomic status ranked that group at the 33rd percentile in 2025–2026, above the school’s overall 16th percentile. Its measure for male students fell from the 86th percentile in 2022–2023 to the 28th in 2025–2026.
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