• Celebrate America's Birthday in O'Fallon, MO

    O'Fallon's biggest party of the year is July 2–4, with free concerts by Creedence Clearwater Revisited, Eric Paslay and World Classic Rockers, a carnival and midway, sideshows, a parade and two nights of fireworks! Check it out!

  • O'Fallon's Alligator's Creek is open daily

    Get a season pass, rent the pool or book a birthday party at the area's largest outdoor pool, O'Fallon's Alligator's Creek Aquatic Center. The facility will be open daily through August 13. See hours of operation and daily admission rates.

  • Sign up for Youth Theatre Camp

    O'FallonTheatreWork's (OTW) camp for ages 8–12 is packed full of great things throughout the week! We will create an original short play completely from the ground up in just five days! Classes will be held July 10-14, 9 a.m. – 4 p.m. at City Hall. Registration must be done in person at the RSC or Parks Office. Learn more about O'Fallon's theatre program.

  • HFF'
  • ACAC
  • Summer fun
  • OTW presents...
  • Heald Home

Upcoming Events


12:00 PM - 3:00 PM
Historic Zumwalt's Fort, Heald Home open for tours


9:00 AM - 4:00 PM
Kids Summer Theatre Camp


12:00 PM - 6:00 PM
Sunglasses Day


6:30 PM - 9:00 PM
Jammin' with MO Nat'l Guard 135th Army Band

View Full Calendar


Sign up to play or coach recreational or competitive team sports. Print schedules, rules and standings. »»

Cultural Arts

Take an art class, watch
local theatre, see new exhibits or hear a band concert. »»

River City Rascals

Enjoy America’s favorite pastime in O’Fallon’s family-friendly baseball stadium. »»