O'Fallon Historical Museum
Upcoming Events
THANK YOU TO EVERYONE WHO HELPED MAKE
HERITAGE FEST 2025 A SUCCESS…
YOU ARE APPRECIATED!

Heritage Fest is coming June 14 at the Museum!
Vendors and volunteers wanted. Just call 406-778-3265 to get involved!
Art Camp 2025 – July 7-10
Register now for our annual Art Camp at the Museum!July 7-9 for grades 3-6 at…
Mission to the Moon STEM Camp – July 21-23
Calling all scientists and future engineers!Our STEM camps are back for the summer, filled with…
Home Waters Lifestraw STEM Camp – July 14-16
Calling all scientists and future engineers!Our STEM camps are back for the summer, filled with…
WaterWorks Art Museum 46th Annual Traveling Collection – July 3 – July 31
The 2025 Traveling Collection features 21 pieces represented in the 46th Annual Juried Exhibit “Something…
Bowen: An Unfinished Life – Meet the Authors July 12, 2025
Join us on Saturday, July 12 at 11:00am for a special “Meet the Author” event…
LEGO Fun Friday – RETURNING SOON
LEGO Fun Friday will return in August after the Fallon County Fair! Stop into the…