| 👨🏫 Class Size | 11.5:1 student-teacher ratio |
| 💰 Funding | $13,917 per student |
| 🏫 School Type | Regular |
| Address | 200 MERIWETHER LEWIS DR |
| City | O'fallon |
| ZIP Code | 63368 |
| District | 2908370 |
| NCES School ID | 290837002843 |
| Data Year | 2024-25 |
Understanding the community around Ostmann Elem. helps evaluate the school environment and neighborhood.
| Median Household Income | $116,471 |
| Per Capita Income | $49,227 |
| Poverty Rate | 2.5% |
| Households Earning $100K+ | 57.4% |
| Bachelor's Degree or Higher | 48.9% |
| High School or Higher | 96.3% |
| Median Home Value | $298,200 |
| Median Rent | $1,385 |
| Owner-Occupied | 82.5% |
| Renter-Occupied | 17.5% |
Thinking about moving into this school’s area? See what homes and rents actually cost in ZIP 63368 — values, rent, and how it compares to nearby ZIPs. Free, no signup. See 63368 housing costs →
Enrollment and demographic breakdown for Ostmann Elem..
| Total Enrollment | 399 |
| Teachers (FTE) | 34.6 |
| Student:Teacher Ratio | 11.5:1 |
Traditional school ratings rely heavily on standardized test scores, which often reflect family income more than actual school quality. Repit takes a different approach.
We evaluate schools based on factors that research shows actually impact educational outcomes:
Data source: NCES CCD 2024-25 | Last updated: September 2026