Kodiak Ultra Marathons

Big Bear Lake, United States • 10-11 Oct 2025

Event overview

HOKA Kodiak Ultramarathons by UTMB is a trail running festival held in Big Bear Lake, California, during 09 - 11 October 2025. The event is presented as a two-day festival weekend with races taking place on 10 and 11 October 2025 and a start/finish area in downtown Big Bear Lake. The courses pass near Big Bear Lake and include named features such as Sugarloaf Mountain and Siberia Canyon. Runners move through three climate zones on course - high desert, sub alpine, and semi-arid - and encounter varied terrain and elevation changes. The 2025 edition is the UTMB World Series Americas Major; it awards double Running Stones compared to other UTMB World Series events and grants automatic qualification places for the 2026 UTMB World Series Finals. In total, 210 runners receive automatic qualification through the Majors, including age-group category winners and the top 10 male and female finishers in the 100M, 100K, and 50K races. Visit the organization's website for the most recent information.

Race distances

  • 100M - 162 km, 4850 m+ elevation, 8 Running Stones
  • 100K - 99 km, 3120 m+ elevation, 6 Running Stones
  • 50K - 48.4 km, 1339 m+ elevation, 4 Running Stones
  • 21K - 19.5 km, 575 m+ elevation, 2 Running Stones
  • 10K - 10.5 km, 280 m+ elevation

Race information

UTMB 20K UTMB 50K UTMB 100K UTMB 100M
160 km
5200 m+
100m (160 Km)
100 km
3050 m+
100k (100 Km)
50 km
1500 m+
50k (50 Km)
20 km
600 m+
21k (20 Km)
10 km
280 m+
10k (10 Km)
Visit the organization's website for the most recent information.
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