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The Bear Chase

Bear Creek Lake Park, United States • 4-5 Oct 2025

The Bear Chase is an endurance trail race festival held at Bear Creek Lake Park in Lakewood, Colorado. It offers multiple distances including 100K, 50 Mile, 50K, Half Marathon, 10K, and 5K, making it suitable for both first-time ultramarathoners and experienced trail runners. The course features mostly dirt and single-track trails with moderate elevation gains, providing a fast yet scenic running experience with panoramic views.

Aid stations are well-stocked, and the event emphasizes environmental respect and safety. Runners receive finisher medals, and top performers earn awards. The race supports local open space preservation and offers live tracking for spectators. Visit the organization's website for the most recent information.

United States Colorado Bear Creek Lake Park

Race information

Website
100 km
4336 m+
100k
50 mi
3470 m+
50 Mile
50 km
2036 m+
50k
13 mi
887 m+
Half Marathon
10 km
311 m+
10k
5 km
127 m+
Visit the organization's website for the most recent information.
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