Ultra Marathons in Illinois 2026 - 2027

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Ultra Marathons found in Illinois

The most comprehensive list of Ultra Marathons in and near Illinois in 2026 - 2027. Find your perfect race!

Lemont, Illinois

The Forge Trail Run Festival

Sat, Nov 14

from $75.45

Vienna, Illinois

Tunnel Hill

Sat, Nov 14

from $12.38

Edwardsville, Illinois

1000 Mile Challenge - 2027 Midwest

Fri, Jan 1 – Dec 31, 2027

$37.04

Danville, Illinois

Kennekuk Road Runners - Members Only Fat Ass

Sat, Feb 20, 2027

Free

Makanda, Illinois

Red Cedar Trail Races at Giant City State Park

Sat, May 22, 2027

from $17.72

Hampshire, Illinois

Highlander Assault Obstacle Race

Sat, Aug 7, 2027

from $69.90

Cuba, Illinois

The Ultimate SUCK

Fri, Sep 3–5, 2027

from $116.54

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