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Top 10% School in Missouri
Ranked 33 of 143 in Missouri
Top schools in O'FallonMissouri's Ostmann Elementary School is a leading public school situated in the thriving suburban community of O'Fallon. Currently it is educating 399 students in grades K–5. The median home price in the neighbourhood is approximately $410,000. The school has a 12:1 student–teacher ratio, and there are 48% female students and 52% male students in the school, which makes for a balanced learning environment. Ostmann performs exceptionally well academically, with 62% of students being good at math and 72% being good at reading. It is the #76 in Missouri Elementary Schools and #2 in Ft. Zumwalt R-Ii Elementary Schools. These achievements make it one of the top elementary schools in Missouri. It provides strong academic support, experienced staff, and active family involvement, all contribute to the school's success. Many Ostmann Alumni have achieved great things in fields like education, technology, and sports. The school gets excellent results because it has 35 full-time teachers who are always dedicated to their work and a friendly environment.
399 Students
With a student-teacher ratio of 11 : 1
25%
Percentage of minority students
363 : 1
Student to counselor ratio
New Playground Name
We are so excited to announce the name of our new playground! Following a school-wide and Robinson community vote we narrowed a large list of names down to four. Since our students will be using the playground on a daily basis, we gave them the final vote! 476.....
Read MoreMansfield Public Schools Educator Spotlight: Pathways of a Fourth-Grade Teacher
MANSFIELD — Inside the brick building on East Street, four educators who began teaching within 2 years of each other, all spending the beginning of their careers teaching fourth grade at Jordan/Jackson Elementary School...
Read MoreAll Grades: 9:00 AM - 4:00 PM
Dismissal Time: 12:15 PM
Note: Doors open at 8:45 AM for student arrival. Please refer to the school calendar for specific early dismissal dates.
Information coming soon
September to June
School session starts in September 1st week and ends in June 3rd week. For exact dates, please contact the school.
Being Updated
On November 11, 2025, Ostmann Elementary School will hold a Veterans Day Assembly. On March 8, 2026, its choir will sing the National Anthem at a St. Louis Ambush game. The PTO's Trunk or Treat event is on October 16, 2025.
Q1. What kinds of programs does Ostmann Elementary School offer?
Ans. Ostmann has programs in STEM, language arts, PE, and the arts, as well as coding and robotics enrichment.
Q2. What is the cost of going to Ostmann Elementary School?
Ans. Because it is a public school, there is no tuition. There are small fees for clubs and special activities.
Q3. How diverse is the Ostmann Elementary School community?
Ans. Ostmann has a student body that is racially and culturally diverse, and the faculty is made up of an equal number of men and women.
Q4. What time does class start, and how does someone get to Ostmann Elementary School?
Ans. From 8:30 AM to 3:15 PM, classes are held. Buses go to most residential areas and have safe drop-off areas.
Q5. What kinds of activities does Ostmann Elementary School do outside of school and with technology?
Ans. The school has geography clubs, holiday fairs, tech labs, and student-led projects to raise money.
Note: Schedules may change during school holidays. Please contact School for exact Schedule.
If you’re a parent, please share the highlights of your experience with Ostmann Elementary School
The information provided about schools is for general reference only and may not be 100% accurate or up to date. We recommend contacting the respective school directly to confirm the latest details and ensure accuracy.
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