Ostmann Elementary School
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Located near the intersection of Highway N and Lewis, Ostmann Elementary is the home of the Explorers. This school is made up of 662 students and a teaching staff of 47. It serves children in grades K through five.
200 Meriwether Lewis Dr, O Fallon, MO 63368
- Hours: By appointment
- Hours: Mon - Fri, 8:30am - 3:30pm; Sat, Sun, closed