Hundred·Atlas
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Hundred·Atlas

CalendarMapRacesSubmit a Race
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.

Mar
← The calendar

By month

100 mile races in March

13 hundred-mile ultras on the March calendar — mapped, dated, and rated. A ~ marks a projected date not yet announced.

13 racesSee them on the map ↗
MAR5'27

Mississippi 50

Laurel, MS

▲ 6,000 ftLoop
MAR6~'27

Geaux Wild Ultra

Doyline, LA · 50 mi

▲ 5,000 ftLoop
MAR6'27

Mountains To Sea

Durham, NC

▲ 8,000 ftOut & back
MAR6'27

Swamp Fox

McClellanville, SC · 104 mi

▲ 1,200 ftOut & back
MAR12~'27

Drift

Pinedale, WY

▲ 9,000 ftLoop
MAR13'27

Pistol

Alcoa, TN

▲ 1,000 ftOut & back
MAR13~'27

Thunder Kiss

Sterrett, AL

Loop
MAR17'27

Southern States 200

Rocky Face, GA, AL · 200 mi

▲ 27,000 ftPoint to point
MAR20'27

Blackbeard's Revenge

Corolla, NC

▲ 300 ftPoint to point
MAR20'27

Bootlegger

Flovilla, GA

▲ 6,500 ftLoop
MAR22'27

Canebrake 200

Lithia Springs, GA · 200 mi

▲ 23,000 ftLoop
MAR26'27

Badger Mountain

Richland, WA

▲ 16,500 ftOut & back
MAR27~'27

Prairie Spirit

Ottawa, KS

▲ 1,500 ftOut & back
← FebruaryAll racesApril →