Races in Illinois, United States

October

• Oct 25 Fraidycat 5k,8k & Meow Mile (1 Miles) Oswego · 1 Mile 1 Mile
• Oct 25 Fraidycat 5k,8k & Meow Mile (8K) Oswego · 8 km 8 km
• Oct 25 Scout Scramble 5K Trail Run (5K) Morris · 5K 5K
• Oct 25 Haunted Halloween Half Marathon Chicago · 13 mi 13 mi
• Oct 25 Allerton Park Trail Run (2 mi) Monticello · 2 mi Trail 2 mi
• Oct 25 Fraidycat 5k,8k & Meow Mile (3.11 Miles) Oswego · 5K 5K
• Oct 25 Allerton Park Trail Run (5.7 Miles) Monticello · 5.7 mi Trail 5.7 mi
• Oct 25 Allerton Park Trail Run (6 mi) Monticello · 6 mi Trail 6 mi
• Oct 25 Tri-State Warrior Run (13.1 Miles) Quincy · Half Marathon Half Marathon
• Oct 25 Tri-State Warrior Run (6.2 Miles) Quincy · 10K 10K
• Oct 25 Tri-State Warrior Run (3.1 Miles) Quincy · 5K 5K
• Oct 25 Phide Phive-K (3.1 Miles) Evanston · 5K 5K
• Oct 25 Riverside Foundation Halloween Hustle 5K Walk or Run (3.1 Miles) Lincolnshire · 5K 5K
• Oct 25 Haunted Oak 5K (3.1 Miles) Homer Glen · 5K 5K
• Oct 25 Polish Independence Run (10K) Chicago · 10K 10K
• Oct 25 Haunted Halloween Half Marathon & 5km Chicago · Half Marathon Half Marathon
• Oct 25 Haunted Halloween Half Marathon Chicago · 5K 5K
• Oct 25 Haunted Halloween Half Marathon & 5km Chicago · 5K 5K
• Oct 25 2026 5k Foot Pursuit (5K) Fairview Heights · 5K 5K
• Oct 25 Spooky Sprint - Greater Chicago (50m) Shorewood · 50 m 50 m