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Races near Chicago this weekend

9 races on Saturday October 17 and Sunday October 18. Many take race-day signups, but some close online registration the day before.

• Sat17Oct

  Chicago Fall Classic Half Marathon, 10K & 5K

  Sat Oct 17 · 7:15 AM · Chicago · Chicago (city)

  5K10KHalf marathon

  Reg. closed
• Sat17Oct

  Train Up 5K and Fun Run

  Sat Oct 17 · 8:00 AM · Northfield · North Shore & North Suburbs

  5K

  Reg. closed
• Sat17Oct

  Cantigny 5K Run/Walk 2026 - Benefiting The Midwest Shelter for Homeless Veterans

  Sat Oct 17 · 9:00 AM · Wheaton · West Suburbs

  1 mile5K

  Reg. closed
• Sat17Oct

  Rosehill Cemetery 'Crypt' 5K Run/Walk

  Sat Oct 17 · 7:00 PM · Chicago · Chicago (city)

  5K

  from $47
• Sun18Oct

  23rd Annual This Run's For Jack

  Sun Oct 18 · 6:00 AM · Glen Ellyn · West Suburbs

  5K

  from $35
• Sun18Oct

  Bolingbrook Howl-O-Ween 5K

  Sun Oct 18 · 8:00 AM · Bolingbrook · South Suburbs

  5K

  from $40Reg. closed
• Sun18Oct

  Frank Lloyd Wright Races

  Sun Oct 18 · 8:00 AM · Oak Park · West Suburbs

  1 mile5K10K

  from $41
• Sun18Oct

  Run, Walk & Roll Geneva

  Sun Oct 18 · 8:30 AM · Geneva · West Suburbs

  5K

  Reg. closed
• Sun18Oct

  How 5k

  Sun Oct 18 · 9:00 AM · Chicago · Chicago (city)

  5K

  Reg. closed

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