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Earth Day 50k

Crystal Lake, United States • 18 Apr 2026

The Earth Day 50k is a trail running event held in Crystal Lake, Illinois, at Veterans Acres Park. It offers three race distances: 50 kilometers, 15 miles, and 5 miles, all starting together on a 5-mile loop course featuring single track trails and rolling hills. The race emphasizes environmental responsibility, encouraging participants to bring their own water bottles to support a landfill-free event.

Aid stations provide homemade snacks and typical ultra-running foods. Awards are given by age group and overall winners. The event fosters a supportive atmosphere with options for race distance changes and coaching services to help runners prepare. Visit the organization's website for the most recent information.

United States Illinois Crystal Lake

Race information

Website Registration
50 km
50k
15 mi
15 Mile
5 mi
5 Mile
Visit the organization's website for the most recent information.
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