Earth Day 50k

Crystal Lake, United States • 18 Apr 2026

The Earth Day 50k is a trail running event held at Veterans Acres in Crystal Lake, Illinois. 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 an eco-friendly approach, encouraging participants to bring their own water bottles to support a landfill-free event.

Aid is provided at the start/finish with homemade snacks and typical ultra foods. Awards are given by age groups and overall winners. The event fosters a supportive atmosphere with options for coaching and nutrition services to help runners prepare. Visit the organization's website for the most recent information.

Race information

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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