Western States 100

Lottery + qualifier

Olympic Valley to Auburn, CA · 100.2 mi

Lottery window

Opens in 38 days

Requires finishing an official qualifying race, then a weighted, public lottery draw held the first Saturday of December at Placer High School in Auburn, CA

Opens: November 1, 2026

Closes: November 21, 2026

Draw date: December 5, 2026

Confirmed date

Key info

Official website

100.2 miles

Lottery with qualifier

The oldest 100-mile trail race in the US. Non-automatic-qualifier entrants' names are drawn at random ('from a hat') at a public lottery event.

Go to official application page

Sign in to see full race details

Exact dates, the official application link, and calendar sync are free once you create an account — no credit card required.

My status

Official finish of an approved qualifying race (the approved list and time standards are published/updated yearly by WSER, typically 100K+ trail ultras) within the roughly 12-month qualifying window.

Race Agent is an independent, unofficial tracker and is not affiliated with Western States 100 or its organizers. Registration dates change without notice — always verify on the official race site before relying on this information.