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.

Sep
← The calendar

By month

100 mile races in September

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

36 races10 qualifiersSee them on the map ↗
SEP4'26

Dark Divide

Randle, WA

▲ 31,000 ftOut & back
SEP5'26

Booneville

Van Meter, IA

▲ 6,500 ftLoop
SEP5'26

Temptation 200K

Forest City, IL · 124 mi

▲ 7,000 ftLoop
SEP5'26

Tuscazoar

Dover, OH

▲ 10,000 ftLoop
SEP5'26

Wildcat

Pensacola, FL

▲ 2,500 ftLoop
SEP11'26

Hallucination

WS

Gregory, MI

▲ 8,000 ftLoop
SEP11'26

Superior

Two Harbors, MN · 103 mi

▲ 18,500 ftPoint to pointLottery
SEP11'26

Wasatch

WSHR

Kaysville, UT

▲ 24,000 ftPoint to pointLottery
SEP12'26

East Fork

Bethel, OH

▲ 9,000 ftLoop
SEP12'26

Hawk

Lawrence, KS

▲ 6,000 ftLoop
SEP12'26

Mogollon Monster

WSHR

Pine, AZ

▲ 17,000 ftPoint to point
SEP12'26

Pine Creek Challenge

Wellsboro, PA

▲ 1,000 ftOut & back
SEP12'26

Virgil Crest

Cortland, NY

▲ 22,000 ftLoop
SEP15'26

Fools Ultra 420

Niagara Falls, NY · 420 mi

▲ 17,000 ftPoint to point
SEP18'26

Fallinline

Greenbush, WI · 132 mi

▲ 11,000 ftPoint to point
SEP18'26

Georgia Jewel

Dalton, GA

▲ 14,000 ftOut & back
SEP18'26

Goat Rattler

North Ogden, UT

▲ 22,000 ftPoint to point
SEP18'26

Grindstone

WS

Swoope, VA

▲ 20,000 ftOut & back
SEP18'26

Marji Gesick

Marquette, MI

▲ 13,000 ftPoint to point
SEP18'26

Run Rabbit Run

WSHR

Steamboat Springs, CO

▲ 20,000 ftOut & back
SEP19'26

Bryce

WS

Hatch, UT

▲ 15,000 ftOut & back
SEP19'26

Fools Ultra 220

Sackett's Harbor, NY · 226 mi

Point to point
SEP19'26

IMTUF

WSHR

McCall, ID

▲ 20,000 ftLoop
SEP19'26

Mountain Lakes

WS

Olallie Lake, OR

▲ 13,000 ftLoopLottery
SEP19'26

Plain

HR

Plain, WA

▲ 23,000 ftLoop
SEP19'26

Stagecoach

Flagstaff, AZ

▲ 6,500 ftPoint to point
SEP19'26

Wild Goose

Hewitt, NJ

▲ 10,500 ftLoop
SEP25'26

Bear

WSHR

Logan, UT

▲ 20,000 ftPoint to point
SEP25'26

Cowboy 200

Norfolk, NE · 200 mi

Point to point
SEP26'26

Cowboy 100

Atkinson, NE

Point to point
SEP26'26

Fools Ultra 100

Cranberry Lake, NY

Point to point
SEP26'26

Hindsight

Dixon, IL

▲ 6,000 ftLoop
SEP26'26

Miami 100

Palmetto Bay, FL

▲ 1,000 ftLoop
SEP26'26

Midwest Everest

Belmont, MI

▲ 31,000 ftLoop
SEP26'26

Sangre de Cristo

Westcliffe, CO

▲ 20,000 ftOut & back
SEP26'26

Tulsa Urban Adventure

Tulsa, OK

▲ 3,500 ftLoop
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