Ultramarathon races with a multi-decades rich history run semiannually every Spring and Fall along Chicago's scenic Lakefront!

Schedule:

50 Kilometer: 8:30 AM (9-hour time limit)
20.7-Mile Buildup Run: 8:30 AM
Half Marathon: 9:00 AM

Awards:

Buckles with race-dated lanyards for all 50-Mile finishers.
Medals with race-dated lanyards for all 50-Kilometer finishers.
Medals with race-dated lanyards for all Half Marathon finishers (spring only).
Pint-glass awards in 10-year divisions for top Male and Female age group finishers (50M, 50K, Half Marathon).
Very special recognition awards to top Overall Male and Female finishers (50M, 50K, Half Marathon).

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