In short
The 2027 Western States 100 takes place on Saturday, June 26, 2027 ✓ date confirmed. To run it, the lottery opened on November 1, 2026 and closes on November 21, with results on December 5; for 2026, 254 places went to 11,328 applicants, i.e. 2% on average to be checked.
What are the 2027 lottery dates?
- Today
- Nov. 1, 2026 Lottery opensTime doesn't matter: it's a lottery
- Nov. 21, 2026 Lottery entries close
- Dec. 5, 2026 Lottery results
- 26 June 2027 Race day ✓ date confirmedStart time not announced yet
How reliable these dates are: confirmed by the organizer.
What do you book, at what price, with what chances?
| What you book | A spot in the lottery for a bib |
| Your odds in the lottery | 2% on average (2026 edition) 11,328 applicants for 254 lottery places. A record number of applicants. Each year you are not drawn doubles your tickets.Source: MassUltra. Rate = places ÷ applicants, our calculation. to be checked |
| Price | $575 plus online fees, if you are drawn (2027 edition)Price taken from the source, with its year. |
What do you need to enter?
- Have finished a qualifying race (100 km or more) within the cutoff, during the qualifying year.
To be met before you can enter. Double-check the official rules.
How do you enter, step by step?
- Finish a qualifying raceWithin the time limit, between 3 November 2025 and 8 November 2026 (list on wser.org).
- Enter the lottery from November 1, 2026 to 21 NovemberOn portal.wser.org. You must be 18 on race day.
- Follow the draw on 5 DecemberFrom 8 to 11 am California time, in Auburn, streamed live.
- Pay within 10 days if drawn$575 plus fees on UltraSignup, otherwise the spot goes to the next person.
Don't miss the date
Add the upcoming dates to your calendar: your phone reminds you 1 week before the first one, then the day before each, and on the morning of results day.
The next ultra-trails to open
The ultra-trail registrations and lotteries that open next, in order.
Frequently asked questions
When is the 2027 Western States 100?
On Saturday, June 26, 2027.
What are my odds in the Western States 100 lottery?
2% on average for the 2026 edition: 11,328 applicants for 254 lottery places. A record number of applicants. Each year you are not drawn doubles your tickets (source: MassUltra, to be checked).
Western States 100 2027: what is the opening date?
Lottery opens on Sunday, November 1, 2026. Closes on Saturday, November 21, 2026.
How do Western States lottery tickets work?
You get 2 to the power of (n - 1) tickets, n being the number of consecutive years you applied without being drawn: 1, 2, 4, 8, 16…
How many runners start Western States?
369 at most, the federal permit limit. Some enter without the lottery (winners, Golden Ticket races, partner spots).