110 Races in Jefferson, MO

This will be the 37th year of the Pere Marquette Endurance Trail Run. 7.8 miles of hills and incredible scenery through the park in December. Packet pickup and pre-race coffee available in the...

Join us for the annual Candy Cane Course 5k/10k/15k!  A fun, Christmas-themed event that is perfect for the whole family.The fun includes - Great Swag - designer shirt & custom medal Chip-timing...

Welcome to The Stick Season Trail Run & Series! New This Year: 2 Distance options per Event, Finisher Medals and T-Shirts for ALL!  3 different dates including 6 routes of varying distances and...

The 2027 Castlewood Cup is on for January 30, 2027! Join at Indian Camp Creek Park for one of the most fun trail routes in the area. Escape from winter training monotony and get back into the woods!

Welcome to The Frozen Stick Trail Run! The Frozen Stick is a stand alone event and also the FINALIE to the Stick Season Trail Run Series. Rockinator Racing keeps the 16 year tradition alive!  The...

Starting at 8:00 am in beautiful downtown Wildwood. The St Patty West Co is actually an XL course. This St Patricks day themed fun run consists of a 5KXL (4 mile) and 10K XXL (8 mile)  Run, Walk,...

Experience a Marathon Reimagined! Discover the excitement of the Greater St. Louis Marathon scheduled for April 3, 2027. This not-to-be-missed event promises a weekend filled with exciting...

Join us Sunday, April 19, 2026 at Creve Coeur Lake Park for our 5th Annual run/walk event for Classic 107.3 - Radio Arts Foundation, the only community-supported arts and classical radio station...

Welcome to The SPRING SPRUNG 5k-10k and Half Marathon!  Brought to you by Rockinator Racing. Starting at 8:00am in beautiful Queeny Park. Run Walk Jog or Ruck starting from Racers Village at the...

The in-person 2027 Ferguson Twilight Run event is on Saturday, May 15 at 501 South Florissant Road in downtown Ferguson! In-person distances include one mile, 5K (3.1 miles), 10K (6.2 miles)....