To enter our wait list please click here and we will notify you in case additional tickets become available (first come, first served) and keep you posted on future editions. We are excited to have once again secured the remote Weldon Spring Conservation Area and its excessive trail system for our 2026 MammothMarch Missouri edition. […]
The Plaza 10K is Kansas City’s premier stand-alone 10K. This flat and fast course runs along the banks of Brush Creek and through the heart of the iconic Country Club Plaza, making it the perfect race to chase a new PR. The Plaza 10K benefits Saint Luke's Homecare & Hospice. After the race, enjoy live […]
Forget the usual “everyone starts together” race. This is a chase, a hunt, and a finish-line showdown all rolled into one. We’re reviving a legendary St. Louis race and bringing it into the 21st century! Here’s the kicker: your race doesn’t start when the gun goes off… it starts when your turn comes. Using official, […]
Forget the usual “everyone starts together” race. This is a chase, a hunt, and a finish-line showdown all rolled into one. We’re reviving a legendary St. Louis race and bringing it into the 21st century! Here’s the kicker: your race doesn’t start when the gun goes off… it starts when your turn comes. Using official, calculated age-grading tables, we’ll […]
TAKE THE CHALLENGE! The Millstadt Biathlon tests your fitness level along with your cycling skills! The biathlon consists of a 5 mile run and a 22 mile ride through scenic farmland. Take on the challenge solo, or form a team. The rolling hills and community support make this a can't miss event. Are you thinking […]
The 21st edition of the Forest Park Cross Country Festival will be returning to Forest Park and will be held on Saturday, September 12, 2026. FPXC is hosted by St. Louis University High School and Big River Race Management.
Come race the only cyclocross series in the Illinois Metro-East - The SuperPrestige Cyclocross series hosted by The Cyclery and Fitness Center. The SuperPrestige Cyclocross series is scheduled over three Sundays in September. Chip timing with a FAT camera provided by Final Lap Racing, Series will NOT be USAC sanctioned so no USAC license required […]
River Soundings is a conference for people who live near, work on, rely on, and love the Missouri River. This annual event includes panel discussions on issues related to big rivers and the Missouri River in particular. Each year, speakers and panelists who are experts from around the country gather to share and discuss challenges and success […]
Experience the St. Louis Symphony Orchestra concert from the water with a picnic on a paddle boat. For $100 enjoy a romantic paddle boat ride with dinner and drinks for two catered by Sugarfire. This event happens one night of the year only on Wednesday, September 17th at 6:30pm. The SLSO concert begins at 7pm. […]
46th Annual City of Roses Half Marathon and 5K Weekend. The 5K Race and the Half Marathon will be held Sunday, September 27th. 5K will start at 7AM, Half Marathon 7:10AM (6:30 Non-competitive early start available for Half Marathon) HALF MARATHON PRIZES! Overall Male & Female - $300 Overall Masters Male & Female - $200 […]