Posey County
Posey County, Indiana operates 9 public K-12 schools today, enrolling approximately 3,454 students (about 384 per campus). That works out to 5 elementary, 2 middle, and 2 high schools.
7-year change in Posey County
SY 2017-18 vs SY 2024-25County vs. school enrollment demographics
Left bar is the racial makeup of Posey 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 Posey County
Latest 2024-25 ELA proficiency, 7 schools ranked. Indiana state average: 39.2%.
- South Terrace Elementary· 66.8%
- North Posey Junior High School· 63.2%
- Marrs Elementary School· 59.0%
- Farmersville Elementary School· 58.8%
- North Elementary School· 51.7%
- Mount Vernon Jr High School· 37.6%
- West Elementary School· 46.4%
- North Elementary School· 51.7%
- Farmersville Elementary School· 58.8%
- Marrs Elementary School· 59.0%
| Name | City | Level | Grades | Enrollment | Rating |
|---|---|---|---|---|---|
| Mount Vernon High School | Mount Vernon | High | 09-12 | 583 | · |
| Mount Vernon Jr High School | Mount Vernon | Middle | 06-08 | 493 | · |
| North Posey High School | Poseyville | High | 07-12 | 453 | · |
| South Terrace Elementary | Wadesville | Elementary | PK-06 | 404 | · |
| North Elementary School | Poseyville | Elementary | PK-06 | 364 | · |
| West Elementary School | Mount Vernon | Elementary | PK-05 | 350 | · |
| Marrs Elementary School | Mount Vernon | Elementary | KG-05 | 297 | · |
| Farmersville Elementary School | Mount Vernon | Elementary | PK-05 | 276 | · |
| North Posey Junior High School | Poseyville | Middle | 07-08 | 234 | · |
Cities in Posey County
About Posey County
Posey County is a thinly populated Indiana county of about 25,116 residents, home to 9 public schools and roughly 3,454 students.
For perspective, census numbers show the median household earns about $78,129 a year, 25% of adults hold a bachelor's degree or higher, and roughly 8% of residents live below the federal poverty line. That income level is 11% above the Indiana median.
Looking at the level breakdown, Posey County consists of 5 elementary schools (1,691 students), 2 middle schools (727), and 2 high schools (1,036).
The largest single district in Posey County is MSD Mount Vernon, which alone enrolls about 1,999 students.
Looking at the last 7 years. Across the same 7-year window, public-school enrollment held roughly steady: 3,532 students in SY 2017-18 versus 3,454 in SY 2024-25.
On allk12, the community for Posey County discusses enrollment trends, district policy changes, and bus-route updates. Posts come from current and former families, staff, and alumni.