CO 200 Trail Race Course
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Western States 100 Qualifier Races

25 races that qualify you for the Western States 100 lottery. Sort by waitlist size to find the easiest one to get into. Browse all races →

Bigfoot 200 Mile Endurance Run

Sold out WSER Q Hardrock Q

August 14 - 18, 2026 | Register Now · 200 Miler · Mount St. Helens, WA

1 on waitlist 311 registered

Lost Soul Ultra 100M

Sold out WSER Q

September 11 - 12, 2026 | Register Now · 100 Mile · Lethbridge, AB

4 on waitlist 73 registered

Run Rabbit Run 100 Mile Hares

Sold out WSER Q Hardrock Q

September 18 - 19, 2026 | Register Now · 100 Mile Hares · Steamboat Springs, CO

42 on waitlist 134 registered

Run Rabbit Run 100 Mile Tortoises

Sold out WSER Q Hardrock Q

September 18 - 19, 2026 | Register Now · 100 Mile Tortoises · Steamboat Springs, CO

60 on waitlist 482 registered

Indiana Trail 100 - 100M

WSER Q

10/09/2026 · 100 Miles · Albion, IN, IN

0 on waitlist 0 registered

Brazos Bend 100 - 100M

WSER Q

12/05/2026 · 100 Miles · Needville, TX, TX

0 on waitlist 0 registered

Rocky Raccoon 100, by USWE Endurance Trail Race - Rocky Raccoon 100mi

WSER Q

02/06/2027 · 100 Miles · Huntsville, TX, TX

0 on waitlist 0 registered

Cascade Crest

Sold out WSER Q Hardrock Q

July 17, 2026 | Register Now · 100 Miler · Easton, WA

114 on waitlist 184 registered

Crazy Mountain 100

Sold out WSER Q

July 24, 2026 | Register Now · 100 mile · Lennep, MT

31 on waitlist 200 registered

Fat Dog 120M

Sold out WSER Q Hardrock Q

August 7, 2026 | Register Now · 120 Miler · Manning Park, BC

6 on waitlist 183 registered

IMTUF 100 - Idaho Mountain Trail Ultra Festival

Sold out WSER Q Hardrock Q

Idaho Mountain Trail Ultra Festival - September 19 - 20, 2026 | Register Now · 100 Miler · McCall, ID

90 on waitlist 208 registered

Javelina Jundred 100M

Sold out WSER Q

October 31, 2026 | Register Now · 100 Miler · McDowell, AZ

657 on waitlist 1028 registered

Moab 240 Endurance Run

Sold out WSER Q

October 9, 2026 | Register Now · 240 Miler · Moab, UT

122 on waitlist 414 registered

Mountain Lakes 100

Sold out WSER Q

September 19, 2026 | Register Now · 100 Miler · Olallie Lake, OR

167 on waitlist 165 registered

The Yeti 100 Mile Endurance Run

Sold out WSER Q

October 9, 2026 | Register Now · 100 Miler · Abingdon, VA

6 on waitlist 347 registered

Gorge Waterfalls 100K

Final Sold out WSER Q

April 10 - 12, 2026 · 100K · Cascade Locks, OR

33 on waitlist 451 registered

Cocodona 250

Final Sold out WSER Q

May 4, 2026 · Cocodona 250 · Black Canyon City, AZ

539 on waitlist 404 registered

Cocodona Sedona Canyons 125

Final Sold out WSER Q

May 4, 2026 · Sedona Canyons 125 · Black Canyon City, AZ

8 on waitlist 411 registered

Hellbender 100

Final Sold out WSER Q

May 8, 2026 · 100-Miler · Old Fort, NC

1 on waitlist 224 registered

Cruel Jewel 100

Final Sold out WSER Q Hardrock Q

May 15, 2026 · 100 Miler · Blue Ridge, GA

1 on waitlist 206 registered

Old Dominion

Final Sold out WSER Q

June 6, 2026 · 100 Miler · Fort Valley, VA

2 on waitlist 105 registered

Tahoe 200 Endurance Run

Final Sold out WSER Q Hardrock Q

June 12 - 16, 2026 · 200 Miler · Lake Tahoe, CA

1 on waitlist 299 registered

Kettle Moraine 100M

Final Sold out WSER Q

June 13 - 14, 2026 | Register Now · 100 Miler · LaGrange, WI

25 on waitlist 244 registered

Laurel Highlands Ultra 70.5M

Final Sold out WSER Q

June 13, 2026 · 70.5 Miler · Ohiopyle, PA

1 on waitlist 200 registered

Burning River - 100M

Final WSER Q

07/25/2026 · 100 Miles · Cuyahoga Falls, OH, OH

0 on waitlist 0 registered