Hundred·Atlas
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Hundred·Atlas

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By stateBy monthWS qualifiersHardrock qualifiersFirst hundred
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Race data compiled from public sources; dates change — always confirm with the race organizer. Terrain: Mapzen/AWS Open Data, USGS 3DEP.

IL
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Midwest region

100 mile races in Illinois

8 hundred-mile ultras in Illinois — mapped, dated, and rated.

8 races2 qualifiersSee them on the map ↗
JUL17'26

Cry Me A River

Chillicothe, IL

▲ 20,000 ftOut & back
AUG22'26

Shawnee Hills

Ozark, IL

▲ 11,000 ftLoop
SEP5'26

Temptation 200K

Forest City, IL · 124 mi

▲ 7,000 ftLoop
SEP26'26

Hindsight

Dixon, IL

▲ 6,000 ftLoop
OCT3'26

Hennepin

WS

Sterling, IL

▲ 2,000 ftPoint to point
OCT10'26

Farmdale

East Peoria, IL

▲ 6,500 ftLoop
NOV14'26

Tunnel Hill

WS

Vienna, IL

▲ 2,000 ftOut & back
APR8~'27

Potawatomi

Pekin, IL

▲ 12,000 ftLoop

Nearby states

North DakotaSouth DakotaNebraskaKansasMinnesotaIowaMissouriWisconsinMichiganIndianaOhio

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