Logo

Earth Day 50K/15 Mile/5 Mile

Crystal Lake, United States • 26 Apr 2025

The Earth Day 50K/15 Mile/5 Mile event, taking place in Crystal Lake, IL, offers participants a choice of three challenging race distances. Set in a scenic environment, the course features rolling hills and single-track trails, designed to provide an exhilarating experience for runners. The event promotes sustainability by encouraging participants to bring their own water bottles, aiming to be "landfill free." Awards will be given for overall and age group categories, and there are provisions for transferring race distances prior to the event. Registration closes a week before the race, making it essential for interested runners to sign up in advance. 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.
Trail runs nearby

Childish Nonsense

Palatine - 16 mi from Crystal Lake

Childish Nonsense is a whimsical running event taking place at Deer Grove Forest Preserve in Palatine, IL, featuring multiple race distances: 50 Miler, 50K, 25K, and 10K. The course consists of wide paths, making it accessible for participants of varying skill levels. The event aims to foster a sens..

Great Western Half-Marathon & 10K

St. Charles - 22 mi from Crystal Lake

The Great Western Half-Marathon & 10K, organized by Fox River Trail Runners, is a popular race held annually on the scenic Great Western Trail. With a history spanning over 25 years, the event features a flat, out-and-back course that attracts runners of all levels. Participants can choose between t..

Wildflower Run

Bristol - 26 mi from Crystal Lake

The Wildflower Run is an exciting running event taking place in Bristol, Wisconsin, featuring a 4.5-mile trail run and a 2-mile fun run/hike through the scenic Bristol Woods County Park. Scheduled for the third Saturday in May, the event coincides with peak wildflower viewing, making it a beautiful..

Bong Backyards

Brighton - 29 mi from Crystal Lake

Bong Backyards is an exciting trail and ultra running event scheduled for June 6, 2025, at the Richard Bong State Recreation Area in Brighton, WI. This event caters to runners of all skill levels, offering multiple race distances, including the challenging Backyard Ultra and the shorter Backyard 24...

Hickory Knolls Trail Run

St. Charles - 22 mi from Crystal Lake

The Hickory Knolls Trail Run, taking place on June 8, 2025, at the Hickory Knolls Discovery Center in St. Charles, IL, features a 5K, 10K, and a 10K relay event. Participants can enjoy a scenic course that includes grass and dirt trails, with a mix of flat sections and hills.The event is part of the..

Kishwauketoe Cross Country Run

Williams Bay - 26 mi from Crystal Lake

The Kishwauketoe 5K Cross Country Run is a community-focused running event taking place in Williams Bay, Wisconsin. Participants can choose between a 5K run/walk and a children's 1/4 mile walk/run for ages 10 and under. The course features scenic grass trails through hills, woods, and prairie, with..