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100 North Main StreetdividerO'Fallon, MO 63366dividerPhone:  636-240-2000
Hours:  8 a.m. – 5 p.m., Monday – Friday

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Founders' Day

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O'Fallon

O'Fallon Municipal Centre
100 North Main Street
O'Fallon, MO 63366
Phone:  636-240-2000
Hours:  Monday – Friday, 8 a.m. – 5 p.m.

Thank you for attending the 2019 Founders' Day! See you next year.

Saturday, May 2, 2020
10 a.m. – 2 p.m., Fort Zumwalt Park

Celebrate O’Fallon’s history with demonstrations of heritage skills, hands-on activities, live bluegrass music, a tree dedication and more! Admission and parking are free, and food and drinks will be available for purchase.

Self-guided tours of the historic Heald Home and Zumwalt’s Fort will be available for a small donation ($5 for ages 11+). As well, the St. Charles Model Railroad Club is hosting an open house.

Vendors will sell hand-made items and food will be available for purchase.

This year’s entertainment and educational highlights will be announced in early 2020!
  • TBA

George Portz Bluegrass fiddle player performs
Children volunteer for Arbor Day planting
Father helps his children take aim at a child-size target.
Heald Home surrounded by green trees and plants
Child pets bunnies at the event.
Quill-type pens are used by children to make artwork.
Guests at Founders' Day attempt using period tools to make leather items.
The rebuilt Zumwalt's Fort is a must for visitors to the park.


Plan a route to Founders' Day

1000 Jessup Lane, O'Fallon, MO 63366


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