Bristol
Trail Running Calendar near Bristol 2026-2027
Explore the top trail runs near Bristol for 2026-2027! We've gathered 19 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
A mud obstacle event on August 29, 2026 at Richardson Adventure Farm offering 5K, 15K, timed Infinity laps, Mudder Village, and finisher rewards.
September 2026
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 races on the flat, crushed gravel Des Plaines River Trail in Lake County Illinois offering half, marathon, 50K and 50 mile distances; the marathon is a Boston qualifier.
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.
Oct 18, 2026 in Spring Grove: run through a corn maze and farm with 10K, 5K including a 250 turn maze option and a 1 mile Family Adventure, plus finisher medals.
November 2026
Trail runs and a walking option use a rolling park course that starts at the southwest corner and returns through woods, service road, and open sections with occasional rough footing and visible seasonal foliage.
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 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..
April 2027
Trail races in Crystal Lake, Illinois offering 50k, 15 mile and 5 mile distances on a 5.2 mile loop through single track, prairie and pine forest.
July 2027
A community 5K run and walk at Kishwauketoe Nature Conservancy featuring a quarter mile kids race, local sponsors, and volunteer support.
October 2027