Chicago Marathon 2025 Dates Usa. View the results, tracking, live timing and leaderboard for the 2025 bank of america chicago marathon. The bank of america chicago marathon is a world class running event returning to the streets of chicago on sunday, october 8, 2023.

Don’t miss the iconic bank of america chicago marathon, uniting elite athletes and everyday runners. The 2025 chicago marathon is shaping up to be a thrilling event.