Western States 100: Kilian’s Back & the Race is On

Western States 100: Kilian’s Back & the Race is On

What happens when the greatest trail runner of all time returns to the Western States 100, and the four-time defending champ suddenly drops out?
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You get one of the most unpredictable, wide-open, and talked-about race lineups in years.
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With last-minute shakeups, Golden Ticket surprises, snow in the high country, and a blazing-fast men’s field, the 2025 edition of Western States is already rewriting expectations.
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Here are 10 things to know before the shotgun fires in Olympic Valley for the 2025 Western States 100-Miler...

Western States 100: Kilian’s Back & the Race is On - Kilian Jornet will return to Western States 100, 14 years after he won the race.
Kilian Jornet will return to Western States 100, 14 years after he won the race.

1. Kilian Jornet is back after 14 years

He won Western States in 2011 and then disappeared from the race for more than a decade.
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Now Kilian’s back, having punched his ticket with a second-place finish at Chianti Ultra Trail in Italy.
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He’s even crowdsourcing a pacer for the final 20 miles...just one more reason fans are watching his return with serious curiosity (and awe).
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And he co-founded the trail-running shoe brand NNormal just a few years ago.

Western States 100: Kilian’s Back & the Race is On - Last month four-time Western States 100 winner Jim Walmsley dropped out of the race.
Last month four-time Western States 100 winner Jim Walmsley dropped out of the race.

2. Jim Walmsley is out

Jim Walmsley, the four-time Western States 100 champion and current course record holder (14:09:28) quietly dropped out of the race last month.
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In May, his bib #392 was reassigned Cocodona 250 champion Dan Green.
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Jim’s absence leaves a huge hole at the front of the pack and invites a new champion to make their move.
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For the first time in years, there’s no clear favorite to win, and that’s part of the thrill. 

Western States 100: Kilian’s Back & the Race is On - With elite runners like Jim Walmsley and Hayden Hawks out of Western States 100 this year, the men's field is wide open.
With elite runners like Jim Walmsley and Hayden Hawks out of Western States 100 this year, the men's field is wide open.

3. The Western States 100 men's filed is wide open

With Walmsley, Hayden Hawks, and several other top contenders from 2024 missing, the men’s race is wide open.

Expect bold moves, lead changes, and a finish that’s anything but predictable.

Western States 100: Kilian’s Back & the Race is On - Runners may encounter some snow at the higher elevations of the Western States 100 course. But this year is shaping up to offer drier trails...and possibly faster times.
Runners may encounter some snow at the higher elevations of the Western States 100 course. But this year is shaping up to offer drier trails...and possibly faster times.

4. Snow? A little, but mostly clear trails

While past editions have seen runners post-holing through heavy snow, 2025 looks different. 
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Most of the high country is clear, though runners may still encounter lingering patches of snow and runoff in shady sections, especially between miles 4 and 20. 
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It’s not enough to alter the course, but it could affect early pacing and shoe choice. 
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The bigger challenge will likely come later…when the heat kicks in.

Western States 100: Kilian’s Back & the Race is On - Hannah Allgood won a Golden Ticket to Western States 100 with a second-place finish at Javelina Jundrend.
Hannah Allgood won a Golden Ticket to Western States 100 with a second-place finish at Javelina Jundrend.

5. Golden Ticket winners add serious firepower to the field

The Golden Ticket series did more than fill the field, it injected it with serious talent. 

  • Jornet earned his at Chianti. 
  • Vincent Bouillard secured his at Canyons 100K. 
  • Garrett Corcoran punched his at Bandera, and...
  • Hannah Allgood won her ticket at Javelina Jundred

These athletes didn’t just qualify, they dominated. And now they’re lining up in Auburn at Western States 100 with a point to prove. 
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Don’t be surprised if one (or more) makes the podium.

Western States 100: Kilian’s Back & the Race is On - Lin Chen won her Golden Ticket to Western States at the Black Canyon 100K.
Lin Chen won her Golden Ticket to Western States at the Black Canyon 100K.

6. Fast women + fierce competition

The women’s field for 2025 is deeper and more competitive than ever. 

  • Returning veterans like Emily Hawgood and Katie Asmuth bring the course knowledge and resilience needed to thrive in mountain heat. 
  • But don’t underestimate the newcomers like Allgood and Riley Brady, who punched their Golden Tickets with top finishes at Javelina 100
  • Tara Dower, Abby Hall, and Lin Chen claimed theirs at Black Canyon 100K. 

With this mix of experienced course-blazers and hungry qualifiers, expect the podium race to go down to the wire.

Western States 100: Kilian’s Back & the Race is On - Some of the hottest sections of the Western States 100 course include exposed sections like Devil's Thumb and El Dorado Creek.
Some of the hottest sections of the Western States 100 course include exposed sections like Devil's Thumb and El Dorado Creek.

7. It's not Western States without heat

Sure, there might be snow early, but the real test comes in the canyons. 

  • Temps can spike above 100°F, especially in exposed stretches like Devil’s Thumb and El Dorado Creek. 
  • Runners who haven’t prepped for the heat are going to suffer. 

Saunas, heat chambers, and long runs in mid-day sun? All part of the plan. 
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Western States rewards smart pacing and heat resilience. And punishes those who ignore it.

Western States 100: Kilian’s Back & the Race is On - Western States 100 runners have 30 hours to complete the course. Runners must cross the finish line on the Placer High School Track in Auburn, Calif., by 10:59:59 a.m.
Western States 100 runners have 30 hours to complete the course. Runners must cross the finish line on the Placer High School Track in Auburn, Calif., by 10:59:59 a.m.

8. The clock is always ticking

Whether you're chasing the 24-hour silver buckle or just racing to finish under the 30-hour cutoff, time rules everything at Western States 100. 
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Even seasoned runners get humbled here. 

  • The terrain, the heat, the stomach...something always goes sideways. 
  • Miss a cutoff, and your race ends early. 
  • But finish, and you’re part of ultrarunning history. 

Every second counts, from the snowy climbs to the final lap around the track in Auburn.

Western States 100: Kilian’s Back & the Race is On - Two years before Gordy Ainsleigh ran the 100-mile Western States distance, 20 soldiers from Fort Riley attempted the distance. Seven finished.
Two years before Gordy Ainsleigh ran the 100-mile Western States distance, 20 soldiers from Fort Riley attempted the distance. Seven finished.

9. The original Western States 100 finishers deserve credit

While most recognize Gordy Ainsleigh as the first to finish Western States 100 in 1974, he technically wasn't the first.

Western States 100: Kilian’s Back & the Race is On - Western States 100 runners can earn a silver buckle for finishing the race in under 24 hours or a bronze buckle for finishing within 30 hours.
Western States 100 runners can earn a silver buckle for finishing the race in under 24 hours or a bronze buckle for finishing within 30 hours.

10. The Western States 100 community is the soul of the race

From the pre-dawn shotgun start to the electric finish in Auburn, Western States is about more than miles. 

  • It’s the volunteers who hike in to remote aid stations. 
  • The pacers who carry broken runners to the finish. 
  • The families who camp out for hours to cheer. 

The spirit of this race lives in the people who show up, give back, and believe in the power of one long, unforgettable day.
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In a year full of unknowns, the people around the course might be the most reliable part of the journey.

Every mile matters at Western States 100

One thing’s for sure: Western States 100 never unfolds the way you expect.
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With legends returning, champions stepping aside, and the field wide open, the 2025 edition promises all the heat, heartbreak, and history this race is known for. 
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Whether you’re running, crewing, or cheering from the sidelines, you’re part of something bigger...100 miles of grit, tradition, and community that never gets old. 

Western States 100: Kilian’s Back & the Race is On - This year 369 runners will step up the starting line of the iconic Western States 100-mile ultramarathon in California.
This year 369 runners will step up the starting line of the iconic Western States 100-mile ultramarathon in California.

Are you running, crewing or cheering someone on at Western States 100 this year?

Tell us all about it in the comments. Or create a WeeView and give us the scoop on your Western States 100 experience.

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Evan Jensen
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