The Piasa

More races nearby

• Karen for a Kause [karensfoundation.org] [Register at raceroster.com]

  Sat, May 09, 2026 at 9:00 AM

  Description

  ▼ Show more Show less

  The 21st Annual Karen 4 a Kause offers fun for all ages with a 5K, 1 mile walk/run and a Children's Mad Dash for Kids 10 and under. This years event is on Saturday, May 9th in beautiful Frontier Park...

  The 21st Annual Karen 4 a Kause offers fun for all ages with a 5K, 1 mile walk/run and a Children's Mad Dash for Kids 10 and under. This years event is on Saturday, May 9th in beautiful Frontier Park in St. Charles, Missouri. All participants in the 5K are timed and are eligible for age group awards. All registered 5K and 1 mile entrants receive a customized event t-shirt and a chance to win attendance prizes.

  All funds raised support the Karen Weidinger Foundation who's Mission is to Empower Women with Knowledge & Support to Win the Fight Against Breast Cancer and all funds stay in St. Charles County.

  21.7 km
  Frontier Park, South Riverside Drive, St. Charles, Missouri, United States
  OpenStreetMap Google Maps

  5k Run Virtual Walk

• Hometown Half Marathon & 5k/10k - St Louis [runsignup.com]

  Sat, May 16, 2026 at 7:00 AM

  Description

  ▼ Show more Show less

  Join us for the annual Hometown Half Marathon & 5k/10k! A run local-themed event that is perfect for the whole family.

  The fun includes -

  • Great Swag - designer shirt & custom medal

  • Chip-timing...

  Join us for the annual Hometown Half Marathon & 5k/10k! A run local-themed event that is perfect for the whole family.

  The fun includes -

  • Great Swag - designer shirt & custom medal

  • Chip-timing with live results and awards

  • Pacers for the half marathon

  • Free photos

  • Delicious Treats waiting at the finish line

  • Plenty of fun!

  Grab your friends and family, you are not going to want to miss this one!

  Can't make the race? No problem! We offer a virtual race option where you can run anywhere, at any time, and still earn the fun swag!

  *Youth-based pricing for the 5k/10k, 12 & Under are only $17!

  • Half Marathon registration includes a custom bib, designer shirt, and an awesome finisher medal!

  • 10k registration includes a custom bib, designer shirt, and an awesome finisher medal!

  • 5k registration includes a custom bib, designer shirt, and an awesome finisher medal!

  • 1 Mile registration is untimed and includes a custom bib, designer shirt, and an awesome finisher medal!

  • The kid's dash is a fun, untimed dash for our kiddos ages 10 and under. Registration includes a mini bib, youth-sized shirt, and a specifically crafted medal for our kids' dash event! (If your child wants to run the kid's dash, and doesn't want the SWAG, they are welcome to run with us on race day for free!)

  *Register by midnight on Thursday, two Thursdays before race day, to guarantee your shirt!

  17.7 km
  Saint Charles, Missouri, 63301, United States
  OpenStreetMap Google Maps

  1 Miles 3.1 Miles 5k 6.2 Miles 10k 13.1 Miles Half Marathon Run Virtual

• Love to Run St. Charles 5k | 10k | Half Marathon [mseracing.com] [Register at runsignup.com]

  Sat, Jun 13, 2026 at 7:00 AM

  Description

  ▼ Show more Show less

  A unique 5k/10k/Half Marathon in the heart of downtown St. Charles with a little bonus, non-technical, shady trail off of the Katy....truly a hidden gem! Come on out and see for yourself! Enjoy these...

  A unique 5k/10k/Half Marathon in the heart of downtown St. Charles with a little bonus, non-technical, shady trail off of the Katy....truly a hidden gem! Come on out and see for yourself! Enjoy these flat and fast routes starting on the Katy Trail near Bike Stop Cafe and the Katy Depot. All the routes go through Frontier Park then north on the soft path. Beautiful river views! Post run fun at the Bike Stop Cafe including coffee and beer specials and social time on the patio!

  For more information including, but not limited to race options, course maps, schedule of events, packet pickup, volunteer signup, sponsorship info, parking, etc. Please visit - https://www.mseracing.com/love-to-run-st-charles

  22.7 km
  500 S Riverside Dr, Saint Charles, Missouri, 63301, United States
  OpenStreetMap Google Maps

  5k 10k 13.1 Miles Half Marathon Run Trail

• Run By Faith 5k [cotr.org] [Register at runsignup.com]

  Sat, Jun 20, 2026 at 8:00 AM

  Description

  The Church On The Rock "Run By Faith 5k" is happening on Fathers Day weekend! A race designed for the whole family to participate!

  To guarantee your T-Shirt size, please register by June 3rd!

  Packet pickup

  Packet pickup will be held on:

  Friday June 19th from 3-7pm

  Location: 888 Birdie Hills, St. Peters mo 63376

  23.8 km
  1 Woodlands Pkwy, Saint Peters, Missouri, 63376, United States
  OpenStreetMap Google Maps

  1 Miles 5k Run

• O'Fallon Firecracker Run [ofallonchamber.org] [Register at raceroster.com]

  Sat, Jul 04, 2026 at 7:00 AM

  Description

  ▼ Show more Show less

  Join the O'Fallon Chamber of Commerce on July 4th for the 42nd Annual Firecracker 5K, 10K, and 1 Mile Fun Run! This race includes a commemorative t-shirt, Finisher Medal, Business Expo, and access to...

  Join the O'Fallon Chamber of Commerce on July 4th for the 42nd Annual Firecracker 5K, 10K, and 1 Mile Fun Run! This race includes a commemorative t-shirt, Finisher Medal, Business Expo, and access to the world-famous Runners Only Area! 5K & 10K finishers will receive live text results, personalized results emails and free video of their finish line moment!

  Visit www.firecrackerrun.net for more information about the race!

  20.7 km
  900 TR Hughes Boulevard, O’Fallon, Missouri, 63366, United States
  OpenStreetMap Google Maps

  5k 10k Run