Big River Running Company is your resource for the most comprehensive race calendar in the region! Races marked with the Big River Race Management logo indicate the event is professionally timed and/or managed by Big River. Check back frequently as races are added on a regular basis. If you would like to have your race included in our race calendar, click here.

Ferguson Twilight Run 10M, 10k, 5k & 1M

May 15, 2021 at 6:00 pm
Ferguson Outdoor Plaza

St. Charles Half Marathon

May 16, 2021 at 7:30 am
Missouri Research Park

Millstadt Tin Half Marathon and 5K Races

May 23, 2021 at 7:30 am
Village of Millstadt

University City Memorial Day Run

May 31, 2021 at 7:00 am
University City Library

The Big Run

June 2, 2021 at 6:00 pm
Queeny Park

Hospital Hill Run

June 5, 2021 at 8:00 am
Crown Plaza – Kansas City, MO

20th Annual Run For Life And Learning

June 5, 2021 at 8:30 am
Creve Coeur Lake Memorial Park

Horseradish Festival 5K

June 5, 2021 at 8:30 am
Downtown – Collinsville, IL

River Bottom Runs & Benefit for St. Jude

June 12, 2021 at 4:00 pm
105 Prospect Dr. Deer Creek, IL

Metro East Juneteenth 5K Walk/Run

June 19, 2021 at 10:00 am
Virtual Event

The Macklind Mile

June 26, 2021 at 7:30 am
Big River South City Store

Children’s Heart Foundation Fun Run & 5k

June 27, 2021 at 7:30 am
Kirkwood Park/Community Center

Blue Line Family 5K Run/Walk and Virtual Race

June 27, 2021 at 8:00 am
Heartland Park

Unite for Bleeding Disorders Walk & 5K

July 11, 2021 at 9:30 am
Doubletree Chesterfield Hotel

Beca’s 5k Run/Walk

July 17, 2021 at 8:00 am
Creve Coeur Lake, Tremayne Shelter

Tour de Kirwood Triathlon

July 25, 2021 at 7:30 am
Kirkwood Park Aquatic Center

Watershed Endurance 6Hr/3Hr Run

August 7, 2021 at 6:00 pm
Watershed Nature Center

Corps of Discovery Half Marathon and 5 mile Trail Race

September 4, 2021 at 8:00 am
Lewis and Clark Trailhead

PRC Walk for Life/Run for Life

September 18, 2021 at 10:00 am
Rolla lions club park

5th Annual Belleville Main Street Marathon

September 25, 2021 at 7:00 am
Belleville, IL

5th Annual Piggyback Dash 10K, 5K, 2K

September 25, 2021 at 8:00 am
Union, MO

MO’ Cowbell 5K / Mini Moo Mile

October 2, 2021 at 4:00 pm
Frontier Park

MO’ Cowbell Marathon/Half-Marathon/Marathon Relay

October 3, 2021 at 7:30 am
Frontier Park St. Charles, MO

Families Run for Ovarian Cancer 5k and 1-Mile Run/Walk

October 10, 2021 at 8:30 am
Downtown St. Louis – Soldier’s Memorial

STL Cure Sarcoma 6k Run/Walk

October 10, 2021 at 9:30 am
Creve Coeur Lake Park – Tremayne Shelter

DeClue Loops Trail Race

October 16, 2021 at 7:00 am
Greensfelder Park

10th Annual “D.A.R.E. to Run for BackStoppers” 5K/10K & Kids Fun Run

November 6, 2021 at 9:00 am
Millstadt Village Park

2021 Honoring our Heroes Marathon, Half, Relay, 10K & 5K

November 20, 2021 at 7:00 am
Rolla, MO

St Louis Track Club Marathon Relay

November 21, 2021 at 8:00 am
Tower Grove Park

Trail Turkey Trot on Turkey Ridge

November 27, 2021 at 8:00 am
Turkey Ridge Trail