CALENDAR | Trinity Academy

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2025-2026 School Calendar

Find a printable version of our 2025-2026 Academic calendars here.

Grammar School
636-466-8430
grammaroffice@tcamo.com
9380 Veterans Memorial Pkwy, O'Fallon, MO 63366

Upper School
636-466-8430
upperoffice@tcamo.com
9380 Veterans Memorial Pkwy, O'Fallon, MO 63366

Home
About
Academics
Admissions
- Prospective Parents
Events
Giving
Employment
Contact

Partnering with parents to educate students with biblical worldview to prepare them to live purposefully in the service of God and Mankind.

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