Chicago 10K
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Event overview
The Under Armour Chicago 10K is scheduled for Sunday, October 4, 2026, in Grant Park - Arvey Field, 1501 S Lakeshore Drive, Chicago, IL 60605. The race distance is 10K (6.2 miles). The event will use the B-Tag Chronotrack timing system and all participants will receive a B-Tag timing device with their bib. Official participant items include an Under Armour race shirt, a finisher medal, and an official bib number.
Logistics and policies
Entries are accepted on a first come, first served basis. Published registration tiers are: Presale $50, Early Bird $60, Standard $70, Race Week $80, and Race Day $90. All registrations are nonrefundable. Packet pick-up options are: in person at Under Armour, 600 N Michigan Avenue, Chicago, IL 60611 on Saturday, October 3, 2026 (12:00 p.m. - 6:00 p.m.); third-party pick-up with the runner’s QR code during those times; or race day pick-up for $15 at the race site for those who registered for that service.
The event will take place rain or shine. Race officials may delay, postpone, or cancel the race for safety reasons. If lightning is detected within a 10 mile radius, the race will be postponed 30 minutes and the 30 minute increment will restart each time lightning is detected. All participants must maintain a 15:00 minute per mile pace or faster. The 2026 beneficiary is Special Olympics Chicago | Special Children’s Charities. Visit the organization's website for the most recent information.