The Western States ® 100-Mile Endurance Run is the world’s oldest 100-mile trail race. Presented by HOKA.

Auburn, CA
Here is @walmsleyruns finishing in a jaw dropping 14:09 and breaking the course record by 21 minutes. Squaw Valley to Auburn. 👏
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Thrilling moment as Nicholas Bassett finishes the 2018 Western States Endurance Run at the age of 73 becoming the oldest finisher in WSER history. #wser100
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Rolling into Foresthill, 19 minutes up on the course record. @walmsleyruns
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Dean Karnazes, drawn #23 on the wait list, is now in the race. #ultramarathonman
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We have ordered 32,000 pounds of ice for the race this weekend. With 320 runners and 20 aid stations, that works out to 5 pounds of ice per runner per aid station.
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About 11 minutes up on record pace for women, here comes @courtdauwalter into Foresthill. #wser100
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Bib #16, 2016. 16 days. #seeyouatstates
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And in his debut 100 miler race, in 15:13:47 — the winner of our 2022 Western States Endurance Run: @hoka athlete Adam Peterman. Congratulations, Adam!
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2021 Race Stats: 315 starters, 208 finishers (66% finish rate) 57 silver, 151 bronze buckles 3 women in top ten overall and all from overseas 15 women in top 30 finishers overall 48% of finishers finished between 28 and 30 hours High in Auburn 101F (38C) pc @LuisReflections
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Tim Twietmeyer finally gets his tile placed in Auburn. What an incredible legacy. What isn't listed there is his 15 consecutive years of top five finishes! He's also a very good human. The world needs more like him.
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Both Courtney Dauwalter and Camille Bruyas have accepted their @HOKAONEONE 2022 golden tickets from their 1st and 2nd place finishes at last weekend's @UTMBMontBlanc These are the first 2 spots in 7 races leading up to the June 25, 2022 Western States. wser.org/golden-ticket-races…
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These athletes have been invited to run WS by @ultratrailwtour Francesca Canepa ITA Tom Evans GBR Clare Gallagher USA Jordi Gamito Baus ESP Gediminas Grinius LTU Camille Herron USA David Laney USA Marie McNaughton NZL Beth Pascall GBR Patrick Reagan USA wser.org/ultra-trail-world-t…
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Wait list runner #39 John Fegyveresi, from VT, gets a spot on the starting line as Gordy Ainsleigh gives up his spot.
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The Board of Directors for the Western States Endurance Run has named three new members to the board: Magdalena Boulet, Kara Teklinski and Billy Yang. wser.org/2020/11/09/headline…
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The 2020 Western States and training runs have been cancelled. wser.org/2020/03/27/2020-wse…
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WSER commits to 100% vaccinated volunteers at the race year.
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Congrats to Denis Trafecanty, 78, for finishing Javelina in 29:31 and getting his WS qualifier. He won a raffle spot last December and just needed a qualifier to enter the 2021 race.
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We are excited to announce that @HOKAONEONE is our new presenting sponsor. wser.org/2019/10/30/hoka-one…
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2018 race day high temperature in Auburn was 98F. 9th hottest in 45 years. We gave out 123 silver buckles and 176 bronze buckles for a total of 299 finishers out of 369 starters and a 81% finish rate.
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Steven Moore finishes in 18:14 and at 51 breaks Doug Latimer's long-standing 50 year old age group record from 1988.
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And in 29:55:31, the final finisher of the 2022 Western States Endurance Run is Nanette Banoun. We would like to congratulate all of our runners and finishers. Be proud of your efforts out there, no matter the results.
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And in 17:21:30, in the third fastest women’s time in the 49 year history of Western States Endurance Run: the women’s champion of our 2022 race, @adidas athlete Ruth Croft.
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And @puppiesonmtsyay is the 2019 WSER Women's Champ in 17:23!
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Sean O'Conner flew from New Jersey today and found out when he arrived in Squaw he is in the race. He was drawn #34 on the wait list. wser.org/2018-wait-list/
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Saturday, June 28 starting at 4:15am PST. The annual 100-mile pilgrimage from Olympic Valley to Auburn begins for 370 runners. Tune in to watch their journeys unfold. 📺: piped.video/watch?v=ehpqF2J9…
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Russell Gardham (Rusty), from the UK flew to California today without a guaranteed spot. He was drawn #65 on the wait list with 4 tickets in the lottery and got the invitation to register while he was traveling. He is now in the race. wser.org/2025-wait-list/
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Clint Johnson from Georgia was drawn #31 on the wait list and is now in the race. He's was in the lottery four years and came to Squaw without a guaranteed spot. wser.org/2019-wait-list/
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And Courtney Dauwalter was the first woman in the second fastest time ever despite scorching temperatures at the 2018 Western States Endurance Run. #WS100 videos.wser.org/videos/2018/…
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As we approach the final days of trail work before the race, the total volunteer effort so far this year has been ~150 unique volunteers putting in over 2600 hours. What a community effort. If you did work on the @wser trail this year you made a difference.
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At the Trail Sisters @trail_talk clinic at Squaw Valley today, the board announces two pregnancy deferral policies to accommodate women who become pregnant before the lottery or after entry in the race. wser.org/entry-process/pregn…
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. @kyleRrobidoux is a visually impaired runner who is on a journey to compete in this years @WSER 100 mile race. Follow along with us to see Kyle’s journey to this amazing feat. #MakeItGood #ultrarunning #WS100
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Gil Blank from Los Angeles was drawn #29 on the wait list and is now in the race. He's waited 7 years. wser.org/2019-wait-list/
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Todd Brown, from Skokie, IL, was the only 256 ticket (9 year applicant) not selected to the entrants list on Saturday. We manually put him first on the wait list. This could be the shortest anybody has ever been on the wait list as he is now in the race. wser.org/2023-wait-list/
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. @ultratrailwtour #UTWT athletes for 2020: Lucy Bartholomew F Australia Luzia Buehler F Switzerland Kellie Emmerson F Australia Hayden Hawks M USA Keely Henninger F USA Camille Herron F USA Tom Owens M GBR Sebastien Spehler M France Audrey Tanguy F France Tim Tollefson M USA
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Lots of drop bags going to lots of different aid stations. 15 hours until the start!
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WSER announces new drug testing policy for 2017 race. wser.org/2017/05/24/drug-tes…
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Runners were treated to crisp temperatures and a beautiful sunrise over Emigrant Pass, as they made their way over the 4 mile, 4000ft climb to the high point of their day. As we like to say, it’s al(most) all downhill to the finish from here. 📸 @thehilaryann @jdpetersdotcom
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Kaci Lickteig is the women's champ at 17:57
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Dylan Bowman named to WSER board. wser.org/2021/09/20/dylan-bo…
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We've updated the entry process for the 2021 and 2022 races. No lottery for the 2021 race. Two-year qualifying period for the 2022 race lottery. wser.org/entry-process/
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Welcome Zach Bitter and Brett Hornig to the 2018 race. Both replaced designated sponsor runners who had to withdraw. wser.org/2018-entrants-list/
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Top 4 women at Black Canyon 100k: Clare Gallagher, Dominika Stelmach, Anne-Marie Madden, Taylor Nowlin. Clare is not taking the @hoka golden ticket so the 3rd ticket rolls down to Taylor.
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A couple of pics of the trail in the high country. There is snow, water, bare ground, and beautiful vistas.
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Because we were below our 369 average starters in 2021, we have reached an agreement with the USFS to start 385 runners in 2022, 380 in 2023, 375 in 2024, and then back to 369 in 2025.
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These five men by way of @ultratrailwtour will be running WS 2018: Francois D'haene, Jim Walmsley, Patrick Reagan, Didrik Hermansen, Erik Clavery.
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First-ever above-knee amputee tackling Western States - meet Air Force veteran and EOD technician Adam Popp. He is hoping to rewrite what is possible. What an inspiration. #seeyouatstates
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Link to the 2024 race program. dropbox.com/scl/fi/vmqth9yis…
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Andrew Miller wins 2016 Western States Endurance Run at the age of 20. 15:39
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Lottery changes announced. Most significant change is runners will no longer need to have consecutive qualifiers to keep their ticket count in the lottery. wser.org/2021/03/22/lottery-…
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The board voted in new officers today. Diana Fitzpatrick, President Tim Twietmeyer, Vice President Topher Gaylord, Vice President Allyson Thomas, Secretary Karl Hoagland, Treasurer Andy Pasternak, M.D. is the new Medical Director wser.org/wser-board/
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New policy on transgender athletes. wser.org/transgender-entrant…
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Thanks to all the runners and volunteers who joined us for the training runs this past weekend. It was so great to be back together doing what we love. 25 days until the race!
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As part of its ongoing commitment to clean sport, Western States Endurance Run is proud to announce a new anti-doping policy and partnership with the United States Anti-Doping Agency (USADA), the leader in anti-doping in the United States. wser.org/anti-doping-policy/
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Ryan Thrower, from Seattle, was drawn #32 on the wait list with 32 tickets in the lottery. He is now in the race. wser.org/2024-wait-list/
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Congratulations to our @HOKAONEONE golden ticket winners from Black Canyon 100K: Sarah Keyes, Mireya Vargas, Tyler Green, and Eric Senseman. wser.org/golden-ticket-races…
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We expect with the forecasted temps the snow will not be an issue for aid station access. We will not be using the Snow Route.
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We've got a brand new way to enjoy race coverage this year -- the WSER App Now available for IOS and Android. The app features curated feeds from Twitter, simplified runner tracking, WSER finisher archives…
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Top three men at Black Canyon 100k accepted their @hoka golden tickets: Trueheart Brown, Scott Traer, and Jeff Colt. 🖥 Howie Stern
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The 2021 @HOKAONEONE abbreviated Golden Ticket series will include three races. Two spots for women and two spots for men at each race. #SeeYouAtStates wser.org/golden-ticket-races…
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Just to put things in perspective Gunhild Swanson's last 1.3 miles was the same as the Women's winner Magda Boulet - 16 minutes.
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2020 Qualifying Races List. Qualifying run for the June 27-28, 2020 WSER must be run from November 5, 2018 through November 3, 2019. Lottery drawing will be December 7, 2019. wser.org/qualifying-races/#2…
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International runners in the 2021 race have been offered the option to rollover their entry to 2022 due to vaccination and travel challenges. Wait listed runners will be invited to register as rollovers are declared. wser.org/2021-wait-list/
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Our new One-Time Lottery Bye policy gives runners with accrued lottery tickets the opportunity to skip one lottery cycle and maintain their consecutive lottery status wser.org/lottery/one-time-lo…
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Snow in Foresthill today at the turnoff to Cal St. PC: Brad Payton
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Registration for the 2019 lottery and bye is closed. We are now in the process of vetting qualifiers and counting tickets. We will post ticket counts and probabilities as soon as we calculate them.
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2024 @hoka Golden Ticket races have been determined. CCC 100K Grindstone 100K Nice 115K Javelina 100M Thailand 100M Black Canyon 100K The Canyons 100K Top 2 F/M at each race except at Black Canyon which is top 3 F/M earn tickets. wser.org/golden-ticket-races…
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Allen Currano, from Santa Fe, NM, was drawn #68 on the wait list, flew into Reno today without a spot, and is now in the race. wser.org/2022-wait-list/
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Registration for the 2020 lottery is coming up in two months. It will be open from Nov 9 through Nov 16 with the lottery drawing on Dec 7. Meantime, here's a short video of highlights from the 2019 race. Thanks @ultratrailwtour vimeo.com/358920674
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Runners will face several challenges this year including snow and exposure in the burn area, but the weather forecast is looking benign, if not chilly. Low near freezing at the start and a high in the low 80s in Auburn. Forecast by @laoneill25
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OR-54 in Truckee near Boreal Mountain ski area so add an asterisk to the participant guide this year. Wildlife hazards now may include: a wolf! 🐺🏃‍♀️🏃🏻‍♂️ mercurynews.com/2018/06/13/w…
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Race Director @lord_balls finishes his 9th #WS100 🔥😀🏃
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Geeks Only page has been updated. All-time top 100 women, top 100 men, fastest splits, years ranked by median finish time. wser.org/geeks-only/
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Official Race Week events start tomorrow in Squaw. Stay up to date on important bits of info here. 🔥🏃‍♀️🏃 peck.me/what-is-the-latest-o…
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Updated transgender and nonbinary entrant policy. wser.org/transgender-entrant…
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And in 17:46:45 for 2nd place, in the tenth fastest time in Western States history, Canada’s Ailsa Macdonald.
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Men’s course record holder Jim Walmsley will make his first run since winning the race for the third time in 2021 while 2023 women’s runner-up Katie Schide heads the women’s field at the 51st running of the Western States Endurance Run. wser.org/2024/06/24/2024-ws-… PC: Jesse Ellis
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Races are happening in California! The final @HOKAONEONE golden ticket race will be at The Canyons 100K on April 24. wser.org/golden-ticket-races…
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Only a couple more miles to Robinson Flat. Should be open for our Memorial Weekend training run. Thank you, @PlacerCA
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The final four @AltraRunning Golden Tickets from Lake Sonoma have been claimed: Jared Hazen (2nd), Eric Senseman (4th), Taylor Nowlin (2nd), Camelia Mayfield (3rd). Walmsley (1st) and Mendoza (3rd) are already in @wser, and Keely Henninger (1st) declined. wser.org/golden-ticket-races…
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Tamara Johnson from Pleasant Hill, CA, was drawn #8 on the wait list and is now in the race. She had been in the lottery for 7 consecutive years. wser.org/2019-wait-list/
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Finishing 6th @kaytlyn_gerbin using @AltraRunning for a soft landing after a final sprint to the line!
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For race day twitter coverage be sure to follow @iRunFar or contribute content yourself with hashtag #ws100
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Benjamin Gibbard, from Seattle, WA, was drawn #39 on the wait list with 32 tickets in the lottery. He is now in the race. wser.org/2025-wait-list/
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Entry Process for 2018: Applications accepted Nov 4-11, 2017. Lottery Drawing Dec 2, 2017 live in Auburn. wser.org/entry-process/
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Due to the unfortunate cancellation of Tarawera 100K, the top three (3) female and top three (3) male finishers will earn @HOKA golden tickets at the two remaining races: Black Canyon 100K and The Canyons 100K. wser.org/golden-ticket-races…
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The qualifying races for the 2025 race have been posted. The 2025 qualifying period is November 6, 2023 through November 3, 2024. wser.org/qualifying-races/#2…
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With all four @AltraRunning golden ticket winners from Black Canyon 100K accepting their spots (Daniels, Senseman, Lickteig, Wang), we now have 357 runners on the start list. 12 golden tickets left. wser.org/2019-entrants-list/
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Lottery registration for 2018 race will be open from Nov 4 through Nov 11. Details forthcoming. wser.org/entry-process/
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Dan Green, from West Virginia, was drawn #26 on the wait list with 8 tickets in the lottery. He is now in the race. wser.org/2025-wait-list/
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The second @AltraRunning Golden Ticket race is this weekend at Sean O'Brien 100K. Good luck. #sob100k
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