Mercy - St. Charles County

Mercy keeps growing in St. Charles County to make health care easy and accessible for you and your family. We have opened several new facilities in St. Charles County offering making health care convenient for you. Mercy also has two urgent care facilities for adults (open 8 a.m. to 8 p.m. daily), an endoscopy center and a maternal and fetal health center in the region.


Mercy Kids Convenient Care - Mid Rivers

Mercy Clinic Family Medicine - Zumbehl Road Suite 130A

Mercy Clinic Family Medicine - W. Meyer Road

Mercy Clinic Family Medicine - Winghaven

Upcoming Events

Food Truck Frolic and Outdoor Movie Nights

  • When: The last Friday of every month, June through September, starting at 5 p.m. Sponsored by St. Charles Community College, Cottleville/Weldon Springs Chamber of Commerce and Mercy Kids
  • Where: St. Charles Community College - Blue Parking Lot
  • June 26: Free Bike Helmet Fitting, sponsored by Mercy Kids - Drop by to have your child fitted for a free bike helmet!

O'Fallon Chamber Firecracker Run

  • When: July 4th, starting at 6 a.m.
  • Where: TR Hughes Ballpark, O'Fallon
  • For more information:

Freedom Fest Parade

Heritage and Freedom Fest Festival

Slide the City - Kidz Zone

  • When: July 25 and 26
  • Where: Mexico Road near Fort Zumwalt West High School in O'Fallon
  • For more information: