Crystal Lake
Trail Running Calendar near Crystal Lake 2026-2027
Explore the top trail runs near Crystal Lake for 2026-2027! We've gathered 27 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
Tough Mudder Chicago on August 29, 2026 at Richardson Adventure Farm offers 5K, 15K and an 8 hour Infinity course with multiple obstacles and a Mudder Village.
September 2026
Turbo Trot in Geneva offers a 2.5 mile run, a 1 mile kids race and a mini road race rally for ages 3 to 8, with shirts, awards and a scholarship fundraiser.
Backyard Nonsense on September 26, 2026 at Richard Bong State Recreation Area offers 24 hour and shorter timed trail races, including a Backyard 12 loop format.
October 2026
Trail race in Crystal Lake on October 17, 2026 with 5 and 10 mile courses through Veteran Acres and Sternes Woods, race shirt and finisher medal included.
Autumn race at Richardson Adventure Farm in Spring Grove with a 10K, two 5K options including a 250 turn corn maze, and a 1 mile family adventure, plus finisher medals.
A nighttime trail event in Pingree Grove, Illinois featuring multiple 5K heats through haunted sets with animatronics and actors, plus a costume contest, bonfire, live entertainment and food.
November 2026
A 5K trail run and 2 mile walk at Bristol Woods County Park supporting Pringle Nature Center environmental education, with youth pricing and event shirts.
A 3-mile cross-country race at the MacNider course in Schaumburg on November 8, 2026, with separate women's and men's races, optional team scoring, pre-race packet pickup, and a $25 registration fee.
On 11/14/2026 the Abominable Trail Race at Lake Geneva Ziplines & Adventures offers 5K, 10K, 15K and 30K courses plus 2, 3 or 4 person 30K relays on forest trails, with water stations, race shirt, finisher medal and free action photos.
December 2026
A dog friendly Canicross event in Lake Geneva with a technical 4 mile loop and an option to run two loops for 8 miles, organized by TYDISH Running.
January 2027
Winter trail race in Crystal Lake with a hilly single-track 10K loop and a 50K made of five laps, staffed aid stations, finisher medals, and age-group awards.
A winter trail series at Dick Young Forest Preserve in Batavia featuring 5K, 8K, and 10K races on separate dates in early 2027, with combined registration and a series swag reward program.
A winter obstacle race at Lake Geneva Ziplines & Adventures on January 30, 2027 offering distances from a kids loop to a 20K Yeti Challenge; fun heats allow optional obstacles while a competitive division awards cash prizes. All in-person finishers r..
February 2027
Trail races at Oakhurst Forest Preserve in Aurora, Illinois, the series includes 5K, 8K, and 10K events in early 2027 with a single registration and series swag rewards; the 8K fee is $65.00.