Trail Running calendar near Freeport 2026-2027

Trail race in Crystal Lake through Veteran Acres and Sternes Woods with 5 and 10 mile options, packet pickup on Friday and race morning, cup-less course, and finishers' medals and shirts provided.

A fall event at Richardson Adventure Farm in Spring Grove on October 18, 2026 featuring a 10K, two 5K options including a corn maze route, a 1-mile family adventure, chip timing, and a finisher medal for every participant.

An October trail run at the Black Hawk Unit of the Lower Wisconsin State Riverway, organized by volunteers. Proceeds support local conservation groups and the event posts results and photos after the run.

A Halloween-themed trail event in Pingree Grove, IL on October 23, 2026 with multiple 5 km heats, haunted sets and animatronics, plus a costume contest, bonfire and food; spectator fee $10, free parking.

Experience the historic Ice Age Trail during this autumn ultramarathon in the Southern Kettle Moraine Forest. Choose between 50k and 100k distances featuring on site branded wooden medals and scenic fall colors.

A multi-distance trail event in Southern Kettle Moraine State Forest offering ultra distances, a 50K and a 15K Fun Run, with aid stations, pacing rules, finisher awards, and proceeds funding forest projects.

Miner 49er in Dubuque, IA is a trail endurance event at the Mines of Spain offering 25K and 50K routes with single track, scenic river views, stone steps, stream crossings, three aid stations, and a 5pm cut off.

A Backyard Ultra in Colona, IL where runners repeat a single *4.17m* loop each hour until they stop. The course is mostly flat with one ravine hill and offers parking and space to camp.

Trail races of about 3 and 5 miles through the woods at Camp Big Timber in Elgin on November 8, 2026. The course runs on grass, gravel and single track and includes a creek crossing, participant shirts and a pancake breakfast.

A Backyard Ultra in Delmar IA on November 13, 2026 where runners complete a 4.16 mile loop each hour until one remains. Participants receive a 10x10 foot camp space, may bring 1 to 3 crew members, and registration is capped at 250.

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.

Celebrate Thanksgiving with a 2 mile run through the wooded trails of Sheffield Illinois. Wear your best holiday costume for a chance to win prizes at this untimed community event.

A community Turkey Trot through Atwood Park near 5k with chipped timing, common trail obstacles and door prizes. No GPS or timing devices are allowed and donations are collected for local causes.

A winter trail event at Governor Dodge State Park on Dec 5, 2026 offering 50K, 25K and 15K over horse trails, single and double track with multiple aid stations, cup-less hydration, and specific pacer and crewing rules for the 50K.

A four-race winter trail series in Dixon, Illinois, featuring events from 5K to 20K across mixed terrain. Individual race and full-series entry options are available, with series awards and completion apparel for multi-race finishers.

A dog-focused trail run at Lake Geneva Ziplines and Adventures offering one or two loops on winding singletrack. Canicross and dog friendly options are available, with podium awards reserved for dog-equipped finishers and a finisher gift fo..

Quiet Silence on December 18, 2026 in Lake Mills, WI offers night out and back runs of 31 and 16 miles on a flat crushed limestone trail. The event includes aid stations, drop bags at the midway point, and required lights and reflective gea..

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 f..

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.