Hundred·Atlas
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Hundred·Atlas

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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.

KS
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Midwest region

100 mile races in Kansas

9 hundred-mile ultras in Kansas — mapped, dated, and rated.

9 racesSee them on the map ↗
JUL11'26

Honey Badger

Kingman, KS

▲ 2,000 ftLoop
SEP12'26

Hawk

Lawrence, KS

▲ 6,000 ftLoop
OCT9'26

Heartland

Cassoday, KS

▲ 5,000 ftOut & back
OCT9'26

Heartland 125

Cassoday, KS · 125 mi

▲ 5,000 ftOut & back
OCT28'26

Kansas Fall Extravaganza

Ottawa, KS

▲ 1,500 ftOut & back
OCT31'26

Hell Creek

Sylvan Grove, KS

▲ 10,000 ftLoop
MAR27~'27

Prairie Spirit

Ottawa, KS

▲ 1,500 ftOut & back
APR17~'27

Flatrock

Independence, KS · 63 mi

▲ 11,000 ftOut & back
MAY29'27

Iron Will

Enterprise, KS

▲ 5,000 ftOut & back

Nearby states

North DakotaSouth DakotaNebraskaMinnesotaIowaMissouriWisconsinIllinoisMichiganIndianaOhio

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