Ultramarathon Events in Illinois 2026-2027 — Let's Do This

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Ultramarathon

≤1 mile

10 Miles

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5k

DeClue Loops Trail Race

Oct

10

DeClue Loops Trail Race

Sat, Oct 10, 2026

Pacific, US • Run 8mi - Run 32mi

The Forge Trail Run Festival

Nov

14

The Forge Trail Run Festival

Sat, Nov 14, 2026

Lemont, US • Run 4.7mi - Run 37.2mi

RYR Endurance Race Weekend

Nov

14

RYR Endurance Race Weekend

Sat, Nov 14, 2026

Owensboro, US • Run 3.1mi - Run 50km

Land Between the Lakes - The Great American Trail Race

Mar

13

Land Between the Lakes - The Great American Trail Race

Sat, Mar 13, 2027

Grand Rivers, US • Run 23km - Run 50mi

Showing 1 - 4 of 4 events

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