Found 605 races

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OCT
25

University Park, IL
$35
Join GovState's Annual Jaguar 5K! Lace up and get ready for an unforgettable, chip-timed adventure through the scenic campus of Governors State University! Whether you’re running or walking, this...
1m 5K
42
OCT
25

Chicago, IL
$54 -$120
2025 results: https://www.athlinks.com/event/314344/results/Event/1099091/Results   The Haunted Halloween Half Marathon & 5km returns this fall to Chicago's Lincoln Park, at a new site! We will...
5K Half Marathon
85
OCT
25

Homer Glen, IL
$10 -$45
Halloween costume 5K through a zombie-infested course at Old Oak Country Club in Homer Glen, IL.
5K
59
OCT
25

Wheaton, IL
$12 -$90
Flat and fast 8 Mile and 5K on the Danada Forest Preserve trail with cider and caramel apples at the finish.
5K 8m
70
OCT
25

Chicago, IL
$25 -$50
  Howl-o-ween 5K is all about Running (or Walking) and supporting amazing animal shelters!  Join us on Sunday, October 25, 2026 at 9:00 am CST for an exciting "Howl-o-ween Themed" event that...
5K
19
OCT
25

Chicago, IL
$49 -$69
Chicago 10K/5K run/walk along Lake Michigan celebrating Polish independence; USATF-certified.
5K 10K
26
OCT
25

Lincolnshire, IL
$40 -$60
Don your spookiest costume and join us for our Halloween Hustle 5k run/walk through the beautiful streets of Lincolnshire, IL. Celebrate with us afterwards at our post-race party at Half Day...
5K
20
OCT
25

Quincy, IL
$10 -$45
Join us for the annual Tri-State Warrior Run/Walk, 5k, 10k & HALF MARATHON! New to the 2025 race...the Bob Scott Memorial Kids Fun Run! Come join us for this wonderful family event that benefits...
1m 5K 10K Half Marathon
57
OCT
30

St. Louis, MO
$50 -$65
Get ready for the most thrilling family-friendly race of the season at the Creve Coeur Lake Haunted Hustle 5K! Whether you’re running for a personal best, walking with friends, or bringing the...
5K
23
OCT
30

Towanda, IL
$8 -$20
Registration Opens September 3 $20 with shirt ($2 LRC member discount) Shirt is long sleeve technical with a seasonal image.NOTE: Registration with shirt is only open through Oct 17. Entry...
34
OCT
30

Vandalia, IL
$55 -$60
Step into Halloween weekend with a Friday‑night run through historic Vandalia as the Spirits Run Illinois Adventure Series brings its Halloween Eve 5K to The Copper Penny. This twilight event...
5K
36
OCT
30

Crown Point, IN
$25 -$30
Join us for a night time run/walk & prove Witches live in the Woods! Take a photo of a witch with your phone for a chance to WIN prizes!  Entry includes: *  Finisher Medals for FIRST 200 to sign...
2K 5K
92
OCT
31

Chicago, IL
$47 -$65
Chicago’s Most Unique 5K Race Amid the lively colors and culture of Chicago's Pilsen neighborhood, runners and walkers come together to celebrate Día de los Muertos / Day of the Dead! Join us for...
5K
21
OCT
31

Oblong, IL
$30
We are beyond excited to have you join us for the “Race Through the Decades – 5K for the Kids!” Whether you’re walking in the park or running the course, we’re grateful for everyone who has said...
5K
21
OCT
31

Galena, IL
$75 -$100
Galena River Fall Half Marathon & 8kSaturday, October 31, 2026 Join us Saturday, October 31st for our 9th annual Galena River Fall Half Marathon & 8K!    This is a fast, flat half marathon along...
8K Half Marathon
50
OCT
31

Johnston City, IL
$20 -$35
FOLLOW THE FACEBOOK EVENT FOR MOST UP TO DATE INFORMATION AND POSTS https://www.facebook.com/share/1914f5M6DD/?mibextid=wwXIfr Come run/walk a 5K at Linemen's Lounge in Johnston City, Illinois on...
5K
17
OCT
31

Normal, IL
$30
Join us for the Howl-O-Ween Hustle at The Corn Crib! This event features a 5K run/walk and a 1-mile walk option, with the course taking participants around the Corn Crib grounds and onto...
1m 5K
12
OCT
31

Mount Carmel, IL
$35 -$65
Racers will enjoy scenic views of the historic “Bluff City” along the Wabash River. Timed 5K and 10K distances will be offered in addition to the half marathon race. The start/finish line for the...
5K 10K Half Marathon
23
OCT
31

Rock Falls, IL
$10 -$30
3rd Annual First Responder 5KHosted by Rock Falls Fire Fighters Association Local 3291Join us for a fun-filled Halloween morning at the 3rd Annual First Responder 5K! This family-friendly...
5K
20
OCT
31

Canton, IL
$25 -$40
Running with Ghouls 5K/1 Mile Walk Run 5th Anniversary Celebration Join us for a family-friendly 5K run or 1-mile walk/run event hosted by the Canton YWCA. Costumes are encouraged, so come...
1m 5K