Osage County
Osage County's public-school directory totals 7 campuses, with student enrollment near 1,460. Osage Co. R-Iii is the largest district. Median household income runs around $76,681. By grade band, the county runs 4 elementary and 3 high schools.
7-year change in Osage County
SY 2017-18 vs SY 2024-25County vs. school enrollment demographics
Left bar is the racial makeup of Osage County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".
Test scores in Osage County
Latest 2024-25 ELA proficiency, 4 schools ranked. Missouri state average: 49.5%.
- LINN HIGH· 64.5%
- FATIMA ELEM.· 44.3%
- OSAGE CO. ELEM.· 40.1%
- FATIMA HIGH· 35.2%
| Name | City | Level | Grades | Enrollment | Rating |
|---|---|---|---|---|---|
| FATIMA HIGH | Westphalia | High | 07-12 | 426 | · |
| LINN HIGH | Linn | High | 06-12 | 317 | · |
| OSAGE CO. ELEM. | Linn | Elementary | PK-05 | 280 | · |
| FATIMA ELEM. | Westphalia | Elementary | KG-06 | 256 | · |
| CHAMOIS HIGH | Chamois | High | 06-12 | 63 | · |
| OSAGE CO. ELEM. | Chamois | Elementary | PK-05 | 62 | · |
| OSAGE CO. R-III PRESCHOOL | Westphalia | Elementary | PK-PK | 56 | · |
Cities in Osage County
About Osage County
Osage County is a compact Missouri county of about 13,402 residents, home to 7 public schools and roughly 1,460 students.
Stepping back, census numbers show the median household earns about $76,681 a year, about 25% of adults have a bachelor's degree or above, and roughly 4% of residents live below the federal poverty line. That income level is 25% noticeably above the Missouri median.
On the school-mix side, Osage County is built around 4 elementary schools (654 students), and 3 high schools (806).
The largest single district in Osage County is OSAGE CO. R-III, which alone enrolls about 738 students.
Five-year track record. Across the same 7-year window, public-school enrollment contracted 9%: 1,609 students in SY 2017-18 versus 1,460 in SY 2024-25. The school count climbed from 6 to 7 across the same 7-year window.
On this page, the community for Osage County discusses enrollment trends, district policy changes, and bus-route updates. Members of the local community share what they see day-to-day.