106 Upcoming Races Near O'fallon, IL

Most popular races in Illinois →

Sat, Dec 51 race

Wild in the Woods - 5 & 10 mile Trail Race logo

Wild in the Woods - 5 & 10 mile Trail Race

Defiance, MO

10 Miles
Trail
View details for race Wild in the Woods - 5 & 10 mile Trail Race

Sat, Dec 123 races

Pere Marquette Endurance Trail Run logo

Pere Marquette Endurance Trail Run

Grafton, IL

Trail
View details for race Pere Marquette Endurance Trail Run
St. Louis Track Club 2026-2027 Frostbite Series logo

St. Louis Track Club 2026-2027 Frostbite Series

Saint Louis, MO

12K
10 Miles
5K
View details for race St. Louis Track Club 2026-2027 Frostbite Series

CHRISTmas Ugly Sweater 5K

Edwardsville, IL

5K
View details for race CHRISTmas Ugly Sweater 5K

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Sun, Dec 131 race

Tower Grove Park Frosted 5K logo

Tower Grove Park Frosted 5K

St. Louis, MO

5K
View details for race Tower Grove Park Frosted 5K

Sat, Dec 193 races

Jingle Bell Run St. Louis logo

Jingle Bell Run St. Louis

St Charles, MO

View details for race Jingle Bell Run St. Louis
Candy Cane Course - St. Louis logo

Candy Cane Course - St. Louis

St Peters, MO

1 Mile
5K
10K
View details for race Candy Cane Course - St. Louis
2026 Jingle Bell Run - St. Louis, MO logo

2026 Jingle Bell Run - St. Louis, MO

Saint Charles, MO

5K
1 Mile
View details for race 2026 Jingle Bell Run - St. Louis, MO

Sun, Dec 201 race

Bad Santa 5K logo

Bad Santa 5K

St. Louis, MO

5K
View details for race Bad Santa 5K

Fri, Jan 1, 20271 race

Way of Lights Run logo

Way of Lights Run

Belleville, IL

5K
1 Mile
View details for race Way of Lights Run

Sun, Jan 3, 20272 races

ShITR - Shivery Icy Trail Run - 1 MILE | 5K | 10K | HALF MARATHON logo

ShITR - Shivery Icy Trail Run - 1 MILE | 5K | 1...

Saint Louis, MO

1 Mile
5K
10K
Trail
View details for race ShITR - Shivery Icy Trail Run - 1 MILE | 5K | 10K | HALF MARATHON
Time Travel Half-Marathon/5K/10K - St. Louis logo

Time Travel Half-Marathon/5K/10K - St. Louis

Maryland Heights, MO

1 Mile
5K
10K
View details for race Time Travel Half-Marathon/5K/10K - St. Louis

Sat, Jan 16, 20271 race

The Stick Season Trail Run and Series logo

The Stick Season Trail Run and Series

Glencoe, MO

10K
Half
Trail
Fast
View details for race The Stick Season Trail Run and Series

Sat, Jan 23, 20271 race

Cabin Fever Winter Running Series logo

Cabin Fever Winter Running Series

O'Fallon, IL

5K
View details for race Cabin Fever Winter Running Series

Sun, Jan 24, 20272 races

Hot Cocoa Hustle

Belleville, IL

View details for race Hot Cocoa Hustle
Nippy Niner Trail Run logo

Nippy Niner Trail Run

Saint Louis, MO

Trail
View details for race Nippy Niner Trail Run

Sat, Feb 13, 20272 races

Running From Yeti - St. Louis, MO logo

Running From Yeti - St. Louis, MO

St. Louis, MO

5K
10K
Half
View details for race Running From Yeti - St. Louis, MO
The FROZEN STICK 5 Mile and Half Marathon Trail Run logo

The FROZEN STICK 5 Mile and Half Marathon Trail...

Glencoe, MO

5K
Half
Trail
View details for race The FROZEN STICK 5 Mile and Half Marathon Trail Run

Sun, Feb 21, 20271 race

Couch Tater Run - 1 MILE | 5K | 10K | HALF MARATHON logo

Couch Tater Run - 1 MILE | 5K | 10K | HALF MARA...

Maryland Heights, MO

1 Mile
5K
10K
View details for race Couch Tater Run - 1 MILE | 5K | 10K | HALF MARATHON

Sat, Mar 6, 20272 races

Eckert's Belleville Farm Miles for Mimosa 5k logo

Eckert's Belleville Farm Miles for Mimosa 5k

Belleville, IL

5K
Trail
View details for race Eckert's Belleville Farm Miles for Mimosa 5k
Run for Share logo

Run for Share

St Charles, MO

5K
Trail
Fast
View details for race Run for Share

Sun, Mar 7, 20271 race

Time to Paddy 5K/10K & Lucky 13.1 - St Louis logo

Time to Paddy 5K/10K & Lucky 13.1 - St Louis

St Louis, MO

1 Mile
5K
10K
View details for race Time to Paddy 5K/10K & Lucky 13.1 - St Louis

Sat, Mar 13, 20273 races

Chesterfield Shamrock 5k/10k & Leprechaun Fun Run logo

Chesterfield Shamrock 5k/10k & Leprechaun Fun Run

Chesterfield, MO

5K
10K
1 Mile
View details for race Chesterfield Shamrock 5k/10k & Leprechaun Fun Run
Creve Coeur St. Paddy's Half Marathon, 10K & 5K Run/Walk logo

Creve Coeur St. Paddy's Half Marathon, 10K & 5K...

Maryland Heights, MO

Half
10K
5K
View details for race Creve Coeur St. Paddy's Half Marathon, 10K & 5K Run/Walk
The Saint PATRICKS day 5K/10K Fun Run logo

The Saint PATRICKS day 5K/10K Fun Run

Grover, MO

View details for race The Saint PATRICKS day 5K/10K Fun Run

Sun, Mar 14, 20271 race

Florissant St. Patrick's Day 5K Run logo

Florissant St. Patrick's Day 5K Run

Florissant, MO

5K
View details for race Florissant St. Patrick's Day 5K Run

Sat, Mar 20, 20272 races

CCA Spring Chicken 5K & Fun Run

Saint Louis, MO

5K
1 Mile
View details for race CCA Spring Chicken 5K & Fun Run
American Bottoms 113 logo

American Bottoms 113

Columbia, IL

Fast
View details for race American Bottoms 113

Sat, Mar 27, 20271 race

Schon Park 3/6/9 Endurance Runs logo

Schon Park 3/6/9 Endurance Runs

Glen Carbon, IL

View details for race Schon Park 3/6/9 Endurance Runs

Sat, Apr 3, 20272 races

Students on the GO! logo

Students on the GO!

Saint Louis, MO

Half
View details for race Students on the GO!
St. Louis Marathon logo

St. Louis Marathon

St. Louis, MO

Marathon
Half
1 Mile
View details for race St. Louis Marathon

Sat, Apr 10, 20271 race

GO! St. Louis Read, Right & Run Marathon® logo

GO! St. Louis Read, Right & Run Marathon®

St. Louis, MO

1 Mile
5K
View details for race GO! St. Louis Read, Right & Run Marathon®

Sat, Apr 17, 20273 races

Blacklight Run | St Louis 2027 logo

Blacklight Run | St Louis 2027

Sauget, IL

5K
Fast
View details for race Blacklight Run | St Louis 2027
Green Park Viking Dash logo

Green Park Viking Dash

Saint Louis, MO

5K
1 Mile
Trail
View details for race Green Park Viking Dash
DoNot Stop Half Marathon/5K/10K - St. Louis logo

DoNot Stop Half Marathon/5K/10K - St. Louis

Maryland Heights, MO

1 Mile
5K
10K
View details for race DoNot Stop Half Marathon/5K/10K - St. Louis

Sun, Apr 18, 20271 race

Classic 107.3 Beat Beethoven 5K - St. Louis logo

Classic 107.3 Beat Beethoven 5K - St. Louis

Maryland Heights, MO

5K
1 Mile
View details for race Classic 107.3 Beat Beethoven 5K - St. Louis

Sat, May 1, 20271 race

The SPRING SPRUNG 5k-10k 10K Ruck and Half Marathon logo

The SPRING SPRUNG 5k-10k 10K Ruck and Half Mara...

Ballwin, MO

5K
10K
Half
Trail
Fast
View details for race The SPRING SPRUNG 5k-10k 10K Ruck and Half Marathon

Sun, May 2, 20271 race

Hometown Half Marathon/5K/10K - St Louis logo

Hometown Half Marathon/5K/10K - St Louis

St Louis, MO

1 Mile
5K
10K
View details for race Hometown Half Marathon/5K/10K - St Louis

Sat, May 15, 20272 races

2027 Ferguson Twilight Run logo

2027 Ferguson Twilight Run

Saint Louis, MO

5K
10K
1 Mile
View details for race 2027 Ferguson Twilight Run
Love to Run St. Charles - 5K | 10K | HALF MARATHON logo

Love to Run St. Charles - 5K | 10K | HALF MARATHON

Saint Charles, MO

5K
10K
Half
Trail
Fast
View details for race Love to Run St. Charles - 5K | 10K | HALF MARATHON

Sat, May 29, 20271 race

Goose Creek Classic logo

Goose Creek Classic

Odin, IL

5K
10K
View details for race Goose Creek Classic

Sat, Jun 5, 20272 races

Eckert's Belleville Farm Donut Dash 5k logo

Eckert's Belleville Farm Donut Dash 5k

Belleville, IL

5K
View details for race Eckert's Belleville Farm Donut Dash 5k
International Horseradish Festival 5K logo

International Horseradish Festival 5K

Collinsville, IL

5K
Fast
View details for race International Horseradish Festival 5K

Sun, Jun 13, 20271 race

Treat Trot St. Louis logo

Treat Trot St. Louis

St. Louis, MO

5K
10K
15K
View details for race Treat Trot St. Louis

Sat, Jul 3, 20271 race

The "ROCKIN' RIVERFEST" 5k, 10K, HALF MARATHON & Fun Run! logo

The "ROCKIN' RIVERFEST" 5k, 10K, HALF MARATHON ...

St Charles, MO

5K
10K
Half
Trail
Fast
View details for race The "ROCKIN' RIVERFEST" 5k, 10K, HALF MARATHON & Fun Run!

Sat, Jul 31, 20271 race

Heatwave Half Marathon/5K/10K  - St. Louis logo

Heatwave Half Marathon/5K/10K - St. Louis

St. Louis, MO

1 Mile
5K
10K
View details for race Heatwave Half Marathon/5K/10K - St. Louis

Sat, Aug 7, 20271 race

Drink MO Beer 1 MILE| 5k | 10k | HALF MARATHON logo

Drink MO Beer 1 MILE| 5k | 10k | HALF MARATHON

Maryland Heights, MO

1 Mile
5K
10K
Fast
View details for race Drink MO Beer 1 MILE| 5k | 10k | HALF MARATHON

Sat, Aug 14, 20271 race

Swifty Fun Run - 1 MILE | 5K | 10K | HALF MARATHON logo

Swifty Fun Run - 1 MILE | 5K | 10K | HALF MARATHON

Saint Louis, MO

1 Mile
5K
10K
View details for race Swifty Fun Run - 1 MILE | 5K | 10K | HALF MARATHON

Sun, Aug 29, 20271 race

Summer Sizzler - St Louis logo

Summer Sizzler - St Louis

St Louis, MO

1 Mile
5K
10K
View details for race Summer Sizzler - St Louis

Sat, Sep 4, 20271 race

The Labor Day Slay 5K-10K-10K-RUCK & Half Marathon logo

The Labor Day Slay 5K-10K-10K-RUCK & Half Marathon

St Louis, MO

5K
10K
Half
View details for race The Labor Day Slay 5K-10K-10K-RUCK & Half Marathon