Greybull High School
School pathway
Test scores
WY-TOPP 2024-25 . % Proficient + AdvancedWhat this means: On the WY-TOPP, Wyoming's statewide test, about 60 of every 100 students at this school read and write at grade level and about 52 of 100 do math at grade level. Across all Wyoming schools, those numbers are about 56 and 51.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 54% of students here test proficient in math and reading, compared with the roughly 46% typical for Wyoming schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Wyoming's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Greybull High School
Greybull High School is a minimally staffed secondary school in Greybull, Wyoming, one of the schools within Big Horn County School District #3. The school works with 136 students in grades 9 through 12. Compared to the state average of about 346 students per school, that is 61% below typical.
Across the 3 schools in Big Horn County School District #3 (447 students total), Greybull High School accounts for its share of the district's footprint.
For racial and ethnic makeup, Greybull High School records that White students make up the majority at 79%. Beyond that, the school shows 20% Hispanic. The wider county runs roughly 88% White, putting the school's mix meaningfully less White than the area baseline.
In terms of school funding signals, Staff filings list 15 full-time-equivalent teachers, which works out to roughly 9.1:1 students per teacher. Statewide, the average ratio sits near 11.4:1, putting Greybull High School tighter than the state norm the norm. About 60% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against Big Horn County (around 48%), the school's rate is north of typical.
Adjusting for the school's free-and-reduced-lunch share, Greybull High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 46.4%, the actual is 54.1%, a residual of +7.7 points.
Zooming out to the county, community-level numbers for Big Horn County indicate median household income runs about $62,101, about 23% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 11%. Greybull High School is one of 14 public schools in Big Horn County (combined enrollment of about 2,657 students).
The closest other public school is Greybull Middle School, roughly 0.1 miles away. 2 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Greybull High School ranks 8th on composite proficiency, below the local average of 62.3%.
The campus sits in a small-town setting.
Looking at the recent track record. Greybull High School's enrollment has edged down 12% since 2018, when it stood at 155 (now 136).
Inside the community feed, the feed for Greybull High School typically covers sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.
Big Horn County at a glance
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Related schools
- Greybull ElementaryElementary · 207 students
- Greybull Middle SchoolMiddle · 104 students
- Greybull ElementaryElementary · 207 students
- Greybull Middle SchoolMiddle · 104 students
- Greybull Middle School0.1 mi · 104
- Greybull Elementary1.0 mi · 207
- Riverside Middle/High School8.0 mi · 129
- Laura Irwin Elementary8.1 mi · 122
- Burlington Middle School18.9 mi · 52
- Burlington Elementary18.9 mi · 119